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MICROCHIP PICDEM.netô 2 Internet/Ethernet Development Board Userís Guide

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2. 2007 Microchip Technology Inc MICROCHIP PICDEM net 2 Internet Ethernet Development Board User s Guide Note the following details of the code protection feature on Microchip devices Microchip products meet the specification contained in their particular Microchip Data Sheet Microchip believes that its family of products is one of the most secure families of its kind on the market today when used in the intended manner and under normal conditions There are dishonest and possibly illegal methods used to breach the code protection feature All of these methods to our knowledge require using the Microchip products in a manner outside the operating specifications contained in Microchip s Data Sheets Most likely the person doing so is engaged in theft of intellectual property Microchip is willing to work with the customer who is concerned about the integrity of their code Neither Microchip nor any other semiconductor manufacturer can guarantee the security of their code Code protection does not mean that we are guaranteeing the product as unbreakable Code protection is constantly evolving We at Microchip are committed to continuously improving the code protection features of our products Attempts to break Microchip s code protection feature may be a violation of the Digital Millennium Copyright Act If such acts allow unauthorized access to your software or other copyrighted work you may have a right t
3. Ethernet Hub or xl al Serial Cable DB9 to DB9 to board e Serial Port ml COM1 or A I I COM2 Straight Through ap e Ethernet Network Cable Crossover ee Adapter Network Cable m Serial Cable Host Computer DB9 to DB9 from computer Ethernet Port J1 9 VDC from Power Supply jj 88 ES PICDEM net 2 Development Board 2007 Microchip Technology Inc DS51623B page 15 PICDEM net 2 Development Board User s Guide 2 4 3 Confirming Operation Once the PICDEM net 2 Development Board is properly connected and powered up you should see all of the following User LED D8 tied to RJO is blinking User LEDs D1 through D7 are dark The green LINK LED on 41 is lit The LCD display shows the message TCPStack v3 75 If the network uses DHCP the display should change after a moment to TCPStack v3 75 e e D Note Theactual version of the firmware will be reflected in the first line ofthe LCD display Version 3 75 is the revision available at the time this manual was prepared Your display may differ If your board does not show all of these things check all connections with the power supply and the board For additional assistance refer to Chapter 5 Troubleshooting If you are using a configu
4. MCHPTCPStack 3 75 directory Then in MPLAB IDE click Project gt Build Options Project Select the MPLAB C168 tab then under the Macro Definitions box add PICDEMNET2 Make sure to remove other board definitions such as HPC EXPLORER or EXPLORER16 if they exist The Demo Application can be built and compiled in several different configurations To do this you will need MPLAB IDE to open and compile Demo Application projects In addition you will need a device programmer such as Microchip PROMATE 3 device programmer or MPLAB ICD 2 to program the microcontroller with the application code 2007 Microchip Technology Inc DS51623B page 21 PICDEM net 2 Development Board User s Guide There are several MPLAB IDE project files designed to illustrate all of the different configurations in which the Demo Application can be compiled These are listed in Table 3 1 For more information about the Demo Application refer to Microchip Application Note AN833 The Microchip TCP IP Stack DS00833 TABLE 3 1 WORKSPACE FILES FOR THE DEMO APPLICATION Project Name Purpose C18EEPROM mew Demo Application using external serial EEPROM as web site storage Microchip C18 Compiler C18ProgramMem mcw Demo Application using program memory as web site storage Microchip C18 Compiler HTC18EEPROM mcw Demo Application using external serial EEPROM as web site storage
5. greatest amount of hardware flexibility in developing new applications users can change any or all of these configuration options to suit the needs of their application 4 2 1 Configuring the Hardware Options The Development Board can be configured to enable or disable its various hardware features A total of 23 jumper locations are provided in various places around the board As shipped from the factory all of the locations are bridged by circuit traces and all of the features are enabled with the exception of JP9 discussed below To change this the user will need to cut the traces and install pins and block jumpers Afterwards the features can be enabled or disabled easily by installing or removing the jumpers In some instances a single function such as the USART is connected to the rest of the board through more than one jumper This allows selective tailoring of the controller s I O ports to any application that the user may develop Specific cases are discussed in the following sections The functions of the jumpers are listed in Table 4 1 their locations are shown in Figure 4 1 2007 Microchip Technology Inc DS51623B page 25 PICDEM net 2 Development Board User s Guide TABLE 4 1 JUMPER DESCRIPTIONS Number po Type Description 1 JP1 Bridge U1 temperature sensor to RA3 2 JP2 Bridge J2 Power ENC28J60 Ethernet jack 3
6. Board to be connected to Microchip MPLAB ICD 2 systems for in system programming as well as advanced application debugging 13 SERIAL PORT The PICDEM net 2 Development Board includes an RS 232 port with a DB9 connector P1 and appropriate level shifting hardware U5 This allows for the configuration of the board s IP and Ethernet address through a standard serial connection This interface also allows users to download new web pages to the EEPROM 14 10O AND PICtail DAUGHTER BOARD ACCESS A pair of female risers J5 and J6 allow direct access to five of the microcontroller s I O ports PORTA through PORTE The even pins of J5 also serve as a standard interface between the PICDEM net 2 Development Board and any of Microchip s PICtail daughter board series 15 PROTOTYPE AREA A 9x20 grid with through holes is provided for users to breadboard additional circuitry for development Three SOT 23 pads and a SOIC 28 footprint are also provided for surface mounting common components Connections are provided for 3 3 VDc 5 VDC 9 VDC and ground 16 ON BOARD POWER Two on board regulators provide separate 5 VDC and 3 3 Vpc at 500 mA common current from the 9 VDC supplied at J7 17 POWER ON LED This LED D9 shows the board is powered up 2007 Microchip Technology Inc DS51623B page 9 PICDEM net 2 Development Board User s Guide 18 ETHERNET ID STICKERS TRACE SIDE The numbers on the two stickers are used to form the
7. HI TECH PICC 18 C compiler HTC18ProgramMem mcw Demo Application using program memory as web site storage HI TECH PICC 18 C compiler Note 1 The PICDEM net 2 Development Board uses this workspace file 3 4 EXPERIMENTING WITH DEMO APPLICATION FIRMWARE You may modify supplied Demo Application code to your requirements The core of the Demo Application is implemented by the file MainDemo c which in turn calls the stan dard Microchip TCP IP Stack files The Stack modules are configured in the header file StackTask h The selection of appropriate Microchip TCP IP Stack modules is done as command line macro definitions in the compiler settings tab of MPLAB IDE To change the Demo Application it is only necessary to modify MainDemo c unless you also want to modify the individual TCP IP Stack modules A complete discussion of the Microchip TCP IP Stack and the Demo Application is out of the scope of this user s guide Users who are interested in the details of the Microchip Stack are encouraged to read Microchip Application Note AN833 The Microchip TCP IP Stack DS00833 3 4 1 Changing the FTP Login Account The default login values for the Demo Application are ftp for the FTP user name and microchip for the password These text values are stored in the file MainDemo c in the variables FTP USER NAME and FTP USER PASS respectively You may modify one or both of these values as needed You must rebui
8. This process will vary depending on the operating system used on the host system and the absence or presence of DHCP configuration on the host system The procedure given here is specific to later versions of the Microsoft Windows operating system i e Windows NT4 2000 XP If you are unsure if your network uses DHCP to assign individual machine IP addresses contact your network support group DS51623B page 16 2007 Microchip Technology Inc Getting Started with the PICDEM net 2 Development Board Regardless of the operating system these steps only need to be done once before using the PICDEM net 2 Development Board 1 Open a Command Prompt window From the Start menu select Programs Accessories Command Prompt 2 Atthe prompt type the command ipconfig This will return the IP configuration for the host system including the IP address tied to the Ethernet card Figure 2 3 If the IP address is 0 0 0 0 or the system is configured for DHCP Continue with Step 3 If the IP address is anything except 0 0 0 0 Make a note of the IP address and continue with the appropriate procedure described in Section 2 5 2 Configuring the PICDEM net 2 Development Board IP Address page 18 3 Type the command ipconfig release and press ENTER You may receive a message that addresses were automatically configured and cannot be released this is normal 4 Type the command ipconfig renew and press ENTER Wait for abo
9. contains the following information D Product Support Data sheets and errata application notes and sample programs design resources user s guides and hardware support documents latest software releases and archived software General Technical Support Frequently Asked Questions FAQs technical support requests online discussion groups Microchip consultant program member listing Business of Microchip Product selector and ordering guides latest Microchip press releases listing of seminars and events listing of Microchip sales offices distributors and factory representatives D D DEVELOPMENT SYSTEMS CUSTOMER CHANGE NOTIFICATION SERVICE Microchip s customer notification service helps keep customers current on Microchip products Subscribers will receive e mail notification whenever there are changes updates revisions or errata related to a specified product family or development tool of interest To register access the Microchip web site at www microchip com click on Customer Change Notification and follow the registration instructions The Development Systems product group categories are Compilers The latest information on Microchip C compilers and other language tools These include the MPLAB9 C18 and MPLAB C30 C compilers MPASM and MPLAB ASM30 assemblers MPLINK and MPLAB LINK30 object linkers and MPLIB and MPLAB LIB30 object librarians Emulators The latest information on Microch
10. established See Section 4 3 Reconfiguring The PICDEM net 2 Development Board Firmware for more information DS51623B page 34 O 2007 Microchip Technology Inc Troubleshooting 7 Unable to initiate a serial connection with the PICDEM net 2 Development Board Carefully review the instructions for the terminal emulation software you are using Make certain that the software is correctly installed and that you are able to successfully configure a session Verify that you are using the correct serial port Check that the COM port you have selected in the terminal software is actually the physical port that the serial cable is connected to Verify that the serial cable is properly connected at the host system and the Development Board and that the cable is undamaged 8 Occasionally the demo web site displays Service Unavailable When the Development Board is updating the web site image via an FTP trans fer all attempted access to the web site will result in the Service Unavailable message Refresh the page after the FTP transfer is finished E __ EE EE 2007 Microchip Technology Inc DS51623B page 35 PICDEM net 2 Development Board User s Guide NOTES DS51623B page 36 2007 Microchip Technology Inc PICDEM net 2 DEVELOPMENT MICRO
11. functional directly out of the box Some of the main features are Based on the free Microchip TCP IP Stack Portable across Microchip microcontrollers Includes HTTP Server FTP Server DHCP Client IP Gleaning User configurable over RS 232 serial connection Web site updatable over RS 232 or Ethernet This on board firmware utilizes the free Microchip TCP IP Stack In addition to firmware programmed into the microcontroller the Demo Application uses the on board external serial data EEPROM to store configuration data and demo web site pages Your PICDEM net 2 Development Board is factory configured with the correct board serial number and demo web site image All PICDEM net 2 Development Boards are factory programmed to make use of DHCP module As a result you can simply connect the board to a DHCP enabled network and start evaluating the hardware THE SOURCE CODE The complete source code for the TCP IP Stack Demo Application can be installed on any PC compatible system by running the installer file MCHPTCPStack 3 75 exe or later version By default the Stack uses the ENC28J60 driver ENC28J60 c while the Demo Application uses the Ethernet driver for the PIC18F97J60 family ETH97J60 c Therefore itis important to verify that ETH97J60 c is included in the application project instead of ENC28J60 c In addition the precompiler constant PICDEMNET2 must be defined To define this constant first open a workspace in the
12. new firmware J1 will become inactive and J2 will be the functional Ethernet port 2007 Microchip Technology Inc DS51623B page 27 PICDEM net 2 Development Board User s Guide 4 3 RECONFIGURING THE PICDEM net 2 DEVELOPMENT BOARD FIRMWARE To be ready for use out of the box the PICDEM net 2 Development Board is shipped with preloaded firmware The firmware has three different components The demo web site page written in HTML and stored in the external EEPROM The IP configuration written in binary and also stored in the external EEPROM The PICDEM net 2 Development Board operating firmware including the Microchip TCP IP Stack and the Demo Application stored in the program memory of the microcontroller Once in Configuration mode you can choose to download a new modified web site or change network configuration without affecting the operating firmware 4 3 1 Entering Configuration Mode In order to change the web site or the network settings it is necessary to first put the board into Configuration mode To do this 1 Connect the board to the local host system if this is not already done see Section 2 4 2 Connecting Directly to a Host System page 15 2 Connectto the board through the serial port via the terminal emulator Section 2 5 2 Configuring the PICDEM net 2 Development Board IP Address page 18 Press and hold the user push button RB3 While holding RB3 press and
13. t 3 3V ant e Le de 4 vss sS spot 1pF z C52 amp C51 po Al aw HAS Eege Qi LM2940S 5 0 TP4 xi D10 R49 9 c 1 Pi AAA MN vour S 4 4 LEM aui 1N4006 2 ohm 1 1206 END 2 C49 2 o TP3 poss c47 k Ot HET TT A pF 220 pF E O TP5 Alternate LCD Configurations LCD1 po REO RH0 3dE Dat SRE R19 ZE pee 5 nE2 51 WM RH2 Les pas 2 RES NL Wert ver o4 HS REA R18 13 Jee pas 3 RES qid NL 12 ao Das H2 Espe Da7 HH RE7 C16 Aur aay pepe LCD4 DEO 2 _ REO 1 Vas pet VEE toy 3 NS nes RHO Be 022 9 T RE2 rut RH2 RSC 10K RE e es 2 Res reo 5500 TE Rh2 Lem po REA rez Ret ay 4 yee ve nas 12 RES rea RES 1 n 3 3V Ze pas 3 REG es is 1 Jam pg 14 RE7 ne is Nc R17 MA a 18 Nc 1 3K RE at LCM SO1602DTR M DS51623B page 40 2007 Microchip Technology Inc PICDEM net 2 Development Board Schematics Rev 4 FIGURE A 5 PICDEM net 2 DEVELOPMENT BOARD SCHEMATIC SHEET 5 OF 5 ICD ICSP LCD DISPLAY MICROCONTROLLER HEADER AND PlCtail 7 DAUGHTER BOARD CONNECTORS
14. 007 Microchip Technology Inc DS51623B page 7 PICDEM net 2 Development Board User s Guide 1 4 THE PICDEM net 2 DEVELOPMENT BOARD The PICDEM net 2 Development Board has all the features to begin developing Internet connectivity applications over an Ethernet connection The preprogrammed firmware allows users to begin evaluating the board right out of the box with no additional programming or configuration All that is required to begin exploring the board is a network enabled computer with an Ethernet adapter and Internet browser software See Chapter 2 Getting Started with the PICDEM net 2 Development Board for more specific information FIGURE 1 1 PICDEM net 2 DEVELOPMENT BOARD LAYOUT EIER B D DS B Bt E 5 B i AAA bod RE e E 4 0000000000000000000000 roy mi mes a E S oo 80 9 emt O Mo MICROCHIP PICDEM net 2 Development Board TO oN zig S 8m li 000000000000000000000000 d 0000000 00000000 0000000000000 Features on the PICDEM net 2 Development Board include 1 MICROCONTROLLER A Microchip PIC18F97J60 microcontroller with built in Ethernet controller and transceiver is directly installed on the board U3 The device is clocked at 25 MHz and has been preprogrammed with the Demo Appli cation firmware using the Microchip TCP IP Stack Jumpers JP15 and JP3 can be used to measure the current consumption of the micro
15. 08 Santa Clara Santa Clara CA Tel 408 961 6444 Fax 408 961 6445 Toronto Mississauga Ontario Canada Tel 905 673 0699 Fax 905 673 6509 ASIA PACIFIC Asia Pacific Office Suites 3707 14 37th Floor Tower 6 The Gateway Harbour City Kowloon Hong Kong Tel 852 2401 1200 Fax 852 2401 3431 Australia Sydney Tel 61 2 9868 6733 Fax 61 2 9868 6755 China Beijing Tel 86 10 8528 2100 Fax 86 10 8528 2104 China Chengdu Tel 86 28 8665 5511 Fax 86 28 8665 7889 China Fuzhou Tel 86 591 8750 3506 Fax 86 591 8750 3521 China Hong Kong SAR Tel 852 2401 1200 Fax 852 2401 3431 China Qingdao Tel 86 532 8502 7355 Fax 86 532 8502 7205 China Shanghai Tel 86 21 5407 5533 Fax 86 21 5407 5066 China Shenyang Tel 86 24 2334 2829 Fax 86 24 2334 2393 China Shenzhen Tel 86 755 8203 2660 Fax 86 755 8203 1760 China Shunde Tel 86 757 2839 5507 Fax 86 757 2839 5571 China Wuhan Tel 86 27 5980 5300 Fax 86 27 5980 5118 China Xian Tel 86 29 8833 7252 Fax 86 29 8833 7256 ASIA PACIFIC India Bangalore Tel 91 80 4182 8400 Fax 91 80 4182 8422 India New Delhi Tel 91 11 4160 8631 Fax 91 11 4160 8632 India Pune Tel 91 20 2566 1512 Fax 91 20 2566 1513 Japan Yokohama Tel 81 45 471 6166 Fax 81 45 471 6122 Korea Daegu Tel 82 53 744 4301 Fax 82 53 744 4302 Korea Seoul Tel 82 2 554 7200 Fax 82 2 558 5932 or 82 2 558 5934 Malaysia Pena
16. 11 ra7 ai3 52 RB7 ZP ul 1pF 1 uF 22 ARES ANIO reefer S apo TER RF4 L ans rca son 135 en SS RFS 224RF3 ans Re3 sai 34 sca IRF2 AN7 RC2 ECCP1 33 Ruz dris RG2 RX2 RH8 Deet e TESS 22285 22232 e BbffEERwlp ctansdsagn5 ogpgoinBiBsadis eekaetzesees2 oee28 8 2B 2 2 BS 2 8 bag ap H ag g bg ag a D 8 ba a g a ala ll eil SIS NES woll sel Lol ue EEEE 22188 sl El S Lo ad Ls a a D T C44 i 7643 be Que22 ip 1 uF 1 uF Ya 32 kHz C46 C45 22 pF 22pF 2007 Microchip Technology Inc DS51623B page 37 PICDEM net 2 Development Board User s Guide FIGURE A 2 PICDEM net 2 DEVELOPMENT BOARD SCHEMATIC SHEET 2 OF 5 PIC18F97J60 MICROCONTROLLER ASSOCIATED COMPONENTS HON R32 P R29 11470 DB AN AA Ro Bi A si SET 15 794 833 ANAK err R28 11470 07 A pare Ss SL REO D R24 A470 DE DY SC R2 DAN O 1 pF p 7 us iwe TA 3 R25 11470 D e pue Dutt 43 3V us R24 470 D3 py R47 R23 Aan D2 OY 4 ex ns G 25 R40 be B i Ai D p Lo Os AAA 5 RBS VU ud 40 JP21 Cup 3 3V R46 10k OSC2 RS 1 OSC1 Rd R42 Y2 10 0 AAA si RB2 ALEA ee Se Quo COMME eas 33 pF 33 pF 3 3V R45 3 3V 10k T a R43 j ALA fei TT ga R37 ap 470 S PE 26 o 470 a 10k JP16 3 3V R44 10k S2 EL R41 Lo o A RBO 126 O3 470 JP18 33 DS51623B page 38 O 2007 Mi
17. 3 2 Atthe Default IP Address x x x x prompt enter a new IP address in dotted decimal notation The current value of the default IP address will be displayed in the prompt string Alternatively simply press ENTER to leave the IP address unchanged If the input does not conform to the standard IP address format it will be ignored no error message will be given Note The factory default address is 169 254 254 254 To change the default gateway address 1 Select item 4 2 Atthe Default Gateway Address x x x x prompt enter the new gateway address in dotted decimal notation The current value of the default gateway address will be displayed in the prompt string Alternatively press ENTER to leave the IP address unchanged If the input does not conform to the standard IP address format it will be ignored To change the default subnet mask 1 Select item 5 2 Atthe Default Subnet Mask x x x x prompt enter a new subnet mask value in dotted decimal notation The current value of the subnet mask will be displayed in the prompt string Alternatively press ENTER to leave the subnet mask value unchanged If the input does not conform to the standard IP address format it will be ignored To change DHCP and IP Gleaning modes Enter 7 to enable or enter 8 to disable To finish configuration Enter 0 The new network configuration is now programmed into the controllers EEPROM NOTES ON IP
18. ADDRESS CONFIGURATION If more than one PICDEM net 2 Development Board is being evaluated give each board a different IP address even if one is connected at a time The system may become confused with different Ethernet IDs being linked to a single IP address Rapid changes in Ethernet IDs and or IP addresses especially when more than one Development Board is being evaluated may cause a situation where the boards no longer respond to the test system This is due to ARP caching by the host system where it temporarily retains a stale mapping of MACs and IP addresses 2007 Microchip Technology Inc DS51623B page 29 PICDEM net 2 Development Board User s Guide 4 3 3 Loading or Reloading the Web Page Before loading the web page the HTML file s must be translated into the appropriate binary format using the Microchip File System MPFS software utility The software utility is included in the AMCHPTCP Stack 3 75 install directory In general creating a new web page involves the following 1 Create or modify existing web pages You can add as many new files as you want provided that the total size does not exceed the external data EEPROMs capacity of 32 Kbytes There is no restriction on the size of any of the files as long as they fit in the available EEPROM space You may handwrite your pages or use professional web authoring tools 2 Place the files into a single directory 3 Usethe MPFS utility to create an MPFS
19. CHIP BOARD USER S GUIDE Appendix A PICDEM net 2 Development Board Schematics Rev 4 FIGURE A 1 PICDEM net 2 DEVELOPMENT BOARD SCHEMATIC SHEET 1 OF 5 PIC18F97J60 MICROCONTROLLER PICVDDR PICVDDR 022 SE 3 3V 1uF 1 uF DIS R20 yy 226K 1 JP15 EE me PICVDD x elfe mx nv eee Se BIG 4 5 5 PICVDD SUB BB BEBEEUE alle B IRE c20 1 uF 4 aya d d da aa gd fe ay aa gy ae eh ek Ne erat te panrageeeesnpaiaeeile e C1 THIHHHHIBIHHIHE EESGRRe hee ee Fe ie RE eg Lag GER 3 3 HE E eer g E 2 E PICVDD RH3 A19 TN PIN C21 RE1 fre ana TPN TPIN Ke REO fre0 A08 yssrx 22 1 uF 5 RpOANTO RGD ECCP3 RCo 6 Rai ANTI Re1 T2 0 RG1 ge 7 1R89 INT2 ra4 kgio HII RB4 B RB3 NTS RES Kat L RB5 Nc ING Fae Kai2 57 RB6 SL es Us PE Les vssp ES 12 B4 xis SELE PIC18F97J60 MR pO josc2 MCLR s 801 CLKI OSC1 14 R4 pts von 82 PICVDD 15 es RJ3 WRH Bl C32 PICVDD VDDCORE 16 VDDCOREA CAP yss 50 T l 17 woo von Jann S C38 REH 18 RET SST mue SERIE RIB C36 s C33 ap OM REG gt JE Rre AN
20. DEFINED LEDs Eight LEDs are driven by digital I O pins of the controller PORTJ and may be used to simulate a digital output to an embedded device They may also be enabled or disabled by jumper selection on the board 8 USER DEFINED PUSH BUTTONS These switches are connected to digital I O pins on the microcontroller PORTB lt 3 0 gt and may be used to simulate a digital input in an embedded application 9 USER DEFINED POTENTIOMETER One 10 kOhm potentiometer is connected to an analog I O pin of the microcontroller It can be used to simulate an analog input in an embedded application 10 RESET PUSH BUTTON This switch is tied to the MCLR pin on the controller and is used to reset the board 11 RJ 45 10Base T MODULAR CONNECTORS The PICDEM net 2 Development Board is outfitted with two Integrated Connector Modules ICMs one each for the PIC18F97J60 and ENC28J60 These ICMs provide the modu lar jack as well as the necessary transformers EMI suppression and status LEDs for Ethernet connectivity Each ICM has its own ACTIVITY and LINK LEDs on the left and right sides of the ICM respectively as viewed from the top These show if an Ethernet application is transmitting or receiving a packet and if the Ethernet connection is active The LEDs for the PIC18F97J60 on J1 can be disconnected by jumpers if the I O ports RAO and RA are to be used for another purpose 12 RJ 11 Six Wire MODULAR CONNECTOR This allows the Development
21. E LEDB 4 B BG 1000 pF 2kV JP8 7 Yellow 3 R14 180 Shield TE WN TTT c13 dut ES J2 Ey 08B0 1X1T 36 F LLL HM 20 zt a re me pug a R5 tas 3 A PIN _2 Pour _2 At ice y R6 42 9 6 x E eg HF Tris ANN 49 9 5 Ten TNT D AAA 180 gt T I do Gm 0m 75 ahr LEDA_2 RO WK 5 T RO TS 2007 Microchip Technology Inc DS51623B page 39 PICDEM net 2 Development Board User s Guide FIGURE A 4 PICDEM net 2 DEVELOPMENT BOARD SCHEMATIC SHEET 4 OF 5 RS 232 EEPROM TEMPERATURE SENSOR LCD OPTIONS AND POWER SUPPLY U5 3 3V MAX3232 f 67 xp 4 2 JL ou poum pl O Dis CN 10 Jona bour2p 1 U1 12 13 3 A r ia AU 0 SE SNE Lex o JF C1 Bae 16 BO BR 4 laos ee P1 1 uF Wes Jpp VS eso cze 2 Hy R36 T TR N C41 10 END 1uF tue LS lex Rh i T 1 uF alent uF um AN Ka Temperature Sensor 3 R34 U4 R39 D9 d 3 00K 25LC256 MW AN MN RR A Q2 TC1262 3 3VEB 180 RD7 53 Es i 43V soso mem 2 E MN VOUT
22. ICDEM net 2 Development Board DS51623B page 14 2007 Microchip Technology Inc Getting Started with the PICDEM net 2 Development Board 2 4 2 Connecting Directly to a Host System This option is used under the following situation Evaluation of the Development Board as part of a test system Operation on an isolated network is desired or Connection to a deployed network is not possible To set up the board for connection to a local host see Figure 2 2 1 Unbox and unwrap the board and set it on a non conductive surface near the host computer 2 Connecta serial cable to the board then to the available serial port on your computer 3 Depending on the network connection to be used do one of the following For connections through an Ethernet hub or switch Connect a standard Ethernet cable to the board then to a port on the Ethernet device Option A in Figure 2 2 The computer should already be connected to the hub or switch by a straight through cable For direct connections to a host system Connect the Ethernet crossover cable supplied in the kit to the board then to the computer Option B in Figure 2 2 4 Apply power to the board 9 VDc at J7 See Section 2 4 1 Connecting to a Network for power supply requirements FIGURE 2 2 CONNECTING TO A HOST SYSTEM THROUGH AN ETHERNET DEVICE A OR A DIRECT CONNECTION B
23. JP3 Bridge J1 Power PIC18F97J60 Ethernet jack 4 JP4 Bridge LED Bank D1 through D8 5 JP5 2 way Select ENC28J60 Reset Control RD2 or Device Disable 6 JP6 Bridge J1 Ethernet Activity LED Enable LEDA 7 JP7 Bridge RAO LEDA to PICtail M Daughter Board Header 8 JP8 Bridge J1 Ethernet Link LED Enable LEDB 9 JP9 Bridge ENC28J60 INT to RBO normally open 10 JP10 Bridge RA1 LEDB to PICtail Daughter Board Header LEDB 11 JP11 Bridge ENC28J60 Power 12 JP12 Bridge U4 EEPROM SPI Chip Select to RD7 13 JP13 Bridge USART Transmit microcontroller perspective 14 JP14 Bridge USART Receive microcontroller perspective 15 JP15 Bridge PIC18F97J60 Power 16 JP16 Bridge R38 potentiometer to RA2 17 JP17 JP22 Bridge Y3 Timer oscillator 18 JP18 Bridge S2 RBO user defined push button 19 JP19 Bridge S3 RB1 user defined push button 20 JP20 Bridge S4 RB2 user defined push button 21 JP21 Bridge S5 RB3 user defined push button 22 JP23 Bridge ENC28J60 SPI Chip Select to RD3 FIGURE 4 1 JUMPER LOCATIONS ON THE DEVELOPMENT BOARD 000000000 000900 Oc ps 000 0000000000000000 E 8 0000000 066000 00009000 Ei 9 j 8 o S 9 9 8 A m y e co EC DS51623B page 26 2007 Microchip Technology Inc Reconfiguring and Restoring the PICDEM net 2 Development Board 4 2 1 1 USER DEFINED CONTROLS AND THE LED BANK The pote
24. M net 2 DEVELOPMENT MICROCHIP BOARD USER S GUIDE Table of Contents linis P 1 Chapter 1 Introduction to the PICDEM net 2 Development Board alle ele Le ET 7 1 2 Highlignts 524 7 1 3 The Development Kit What s In The BOX sssssssse 7 1 4 The PICDEM net 2 Development Board cocccccccnonoconcnociconananancnononnnnnnnnnnnnnnnnos 8 1 5 The Development Kit CD ses 10 Chapter 2 Getting Started with the PICDEM net 2 Development Board 2 TL Bighlighits EEN 11 2 2 Network Precautions Before You Start ooooccccccnocococcccccconnnanannnncnnnnnnnnnanonnno 11 2 3 Using PICDEM net 2 Development Board with a Local Host System 12 2 4 Connecting the PICDEM net 2 Development Board sss 13 2 5 Configuring the PICDEM net 2 Development Board 16 2 0 Establishing Communications la 19 Chapter 3 Using the Microchip TCP IP Stack Demo Application A E 21 A i e e RI ERE a Re WAKA MAO Ee ee 21 3 3 The Source COWS i eie italia 21 3 4 Experimenting With Demo Application Firmware seessesssesse 22 3 5 Experimenting with the Demo Web Site eeee 23 Chapter 4 Reconfiguring and Restoring the PICDEM net 2 Development Board e wa ele m rS 25 4 2 Reconfiguring the PICDEM net 2 Development Board Hardware 25 4 3 Reconfiguring The PICDEM net 2 De
25. OMMUNICATIONS Your PICDEM net 2 Development Board has already been programmed with the Demo Application using the Microchip TCP IP Stack The on board external data EEPROM is also preprogrammed with the demo web site Once it is hooked up it is ready to go no further software programming is required At this point all that remains is to log on If you are trying to contact the demo web site across the network you can do it the same way you would browse for any site with a hard IP address enter http x x x x in the browser s address bar where x x x x is the IP address of the board check the board s LCD display for the address 2007 Microchip Technology Inc DS51623B page 19 PICDEM net 2 Development Board User s Guide If the Development Board is connected to a local host system using a crossover cable it will be necessary to make some minor changes to your browser s configuration Note These instructions are written specifically for use with Microsoft Internet Explorer If you are using Netscape Navigator or another web browser the procedure you use will vary Please consult the documentation for your browser for additional information 1 Access the browser s configuration settings in one of two ways a From the Start menu select Settings Control Panel then click on the Internet Options applet or b Launch the browser then select Too s gt Internet Options from the menu Select the Connec
26. a EEPROM the binary file must be downloaded there Modifying the content of the static pages or even adding additional static pages only requires minor changes to the demo web site files but it will be necessary to rebuild the MPFS image using the MPFS utility and download it into the external EEPROM If you want to display additional real time information or support additional HTML forms you must also modify the HTTP server callback functions in MainDemo c For more information on the callback function refer to the Microchip Application Note AN833 The Microchip TCP IP Stack DS00833 2007 Microchip Technology Inc DS51623B page 23 PICDEM net 2 Development Board User s Guide NOTES DS51623B page 24 2007 Microchip Technology Inc PICDEM net 2 DEVELOPMENT MICROCHIP BOARD USER S GUIDE Chapter 4 Reconfiguring and Restoring the PICDEM net 2 Development Board 4 14 A HIGHLIGHTS This chapter covers the following Reconfiguring the PICDEM net 2 Development Board Hardware Reconfiguring The PICDEM net 2 Development Board Firmware Reprogramming and Restoring the Application Firmware 4 2 RECONFIGURING THE PICDEM net 2 DEVELOPMENT BOARD HARDWARE The PICDEM net 2 Development Board is provided with a range of hardware features for manual interaction as well as a choice of two Ethernet interfaces In its original state the main port J1 is active and all interactive options are enabled To allow the
27. assword as the user types it in In the instance above it is shown to illustrate what the user would enter 2 See Section 3 4 1 Changing the FTP Login Account for instructions on changing the FTP account login from the default values shown 3 This example assumes that the MPFS binary image is located in the root of c If the file is located elsewhere be sure to include the full path 44 REPROGRAMMING AND RESTORING THE APPLICATION FIRMWARE After investigating the PICDEM net 2 Development Board and the Demo Application you may be ready to modify the application or perhaps design your own To do this it will be necessary to clear the existing firmware in the Flash program memory of the PIC18F97J60 microcontroller The Development Board does not include the tools for clearing and reprogramming the microcontroller You must use an appropriate device programmer or a development tool such as the MPLAB IDE which provides a complete set of tools for programming and debugging To ensure proper programming support of the PIC18F97J60 it is necessary to use MPLAB IDE version 7 30 at a minimum If you have the appropriate development tools device programmer development environment etc you already have everything you need to begin immediately To restore the Demo Application use the hex file C18EEPROM PICDEMNET2 PIC18F97J60 hex located in the MCHPTCPStack 3 75 install directory to program the microcontroller Follow the
28. controller 2 ETHERNET CONTROLLER In addition to the PIC18F97J60 the PICDEM net 2 Development Board also features a Microchip ENC28J60 stand alone Ethernet controller This device provides Ethernet connectivity for microcontroller based applications using a standard SPI interface 3 MEMORY A Microchip 25L C256 serial EEPROM U4 provides 256 Kbits 32 Kbytes of storage for both web pages and nonvolatile configuration options The 25L C256 is programmable via an SPI interface 4 LCD DISPLAY A two line by 16 character dot matrix display shows diagnostic and error messages with the factory programmed firmware It may be used for other applications with appropriate reprogramming DS51623B page 8 O 2007 Microchip Technology Inc Introduction to the PICDEM net 2 Development Board 5 OPTIONAL EXTERNAL LCD CONNECTOR Space is provided on the board for the installation of a 30 pin bottom contact FFC edge connector Hirose FH12 30S 0 5SH or equivalent This will allow the use of an external LCD character display module such as one of the Optrex F 51320 series to the board via a ribbon cable Note that using an external LCD module will require appropriate changes to the application code as well as the use of a ribbon cable compatible with the connector 6 TEMPERATURE SENSOR This analog temperature sensor a Microchip TC1047 U1 is connected to an analog I O pin of the microcontroller It can be disconnected by jumper 7 USER
29. crochip Technology Inc PICDEM net 2 Development Board Schematics Rev 4 FIGURE A 3 PICDEM net 2 DEVELOPMENT BOARD SCHEMATIC SHEET 3 OF 5 ENC28J60 INTERFACE AND ETHERNET MAGNETICS C27 d JP11 3 3v ER 7 JENCDD Ou C28 Au U ES rie ES al al JP9 H RBO o 9 A A N N N N N N N N HE xX gt ma 1uF res 3 vonosc 21 7 ENCVDD SE spi SO U2 OSCH s001 Ze asct a scx scx ENC28J60 18 25 MHz RDS 5 cs vsspL HZ A Tera Tes JP23 8 RESET vopPLL ane 33 pF 33 pF JP5 7 Kssrx 1 voorx 8 fencyob em L uses dl REr SORE AuF Jup a S2 eiB Tar E Pie Su Ap TENE e PILE ele 2 32K P 1uF R15 c15 Pour J1 cp ge 08B0 1X1T 36 F S Sen 4 UAT R10 V 49 3 3E A JP3 R3 AAA 49 9 3 2 AMES pr ro e HE 2 y R4 paal _e 3 Uu 012 THE Tett A 499 5 EMI m TPIN e EZ AMA 180 a NIK ET RM E LEDA bd 10 Gm 0m 75 ohm E E JP6 7
30. d trademarks of Microchip Technology Incorporated in the U S A Analog for the Digital Age Application Maestro CodeGuard dsPICDEM dsPICDEM net dsPICworks ECAN ECONOMONITOR FanSense FlexROM fuzzyLAB In Circuit Serial Programming ICSP ICEPIC Mindi MiWi MPASM MPLAB Certified logo MPLIB MPLINK PICkit PICDEM PICDEM net PICLAB PICtail PowerCal Powerlnfo PowerMate PowerTool REAL ICE rfLAB Select Mode Smart Serial SmartTel Total Endurance UNI O WiperLock and ZENA are trademarks of Microchip Technology Incorporated in the U S A and other countries SQTP is a service mark of Microchip Technology Incorporated in the U S A All other trademarks mentioned herein are property of their respective companies O 2007 Microchip Technology Incorporated Printed in the U S A All Rights Reserved LI Printed on recycled paper Microchip received ISO TS 16949 2002 certification for its worldwide headquarters design and wafer fabrication facilities in Chandler and Tempe Arizona Gresham Oregon and design centers in California and India The Company s quality system processes and procedures are for its PIC MCUs and dsPIC DSCs KEELOQ code hopping devices Serial EEPROMs microperipherals nonvolatile memory and analog products In addition Microchip s quality system for the design and manufacture of development systems is ISO 9001 2000 certified DS51623B page ii 2007 Microchip Technology Inc PICDE
31. d Host Name Change default IP address Change default gateway address Change default subnet mask Change default DNS server address Enable DHCP amp IP Gleaning Disable DHCP amp IP Gleaning Download MPFS image Save amp Quit S 0 OO TAC ON Enter a menu choice 1 0 Connected 0 11 28 ANSI 19200 8 N 1 Note The actual version of the Demo Application firmware and the current date will be reflected in the first line of the display Version 3 75 is the revision available at the time this manual was prepared Your display may differ 7 Select item 3 At the prompt enter the board s new IP address based on the configuration you are using If the board is connected to the local host system through a crossover cable Use your host system s IP address incremented by one in the final position For example if the host system s IP address is 169 225 150 10 enter 169 225 150 11 If the board is connected to a fixed address network Use the IP address assigned by your system administrator Press ENTER 8 Select option 8 to disable DHCP and IP Gleaning This menu will configure the board to use the manually assigned IP address 9 Select option O to save changes and quit The LCD should change to TCPStack v3 75 10 Close the terminal session For your convenience you may save the terminal session when prompted You are now ready to communicate with the board 2 6 ESTABLISHING C
32. d use it as an external Ethernet transceiver Disabled 2 3 bridged The RESET pin is tied to ground holding the ENC28J60 in permanent Reset and effectively disabling it Open no jumper The RESET pin is disconnected preventing hardware Resets but still allowing software device Resets from the SPI bus This setting also allows the PIC18F97J60 to use the ENC28J60 as an Ethernet transceiver By default JP5 is configured as Open no jumper 4 2 2 Using the ENC28J60 as the Ethernet Interface As shipped the Development Board uses the Ethernet interface module on the PIC18F97J60 controller for network connectivity In this state J1 is the only active Ethernet port J2 is not functional It is possible to configure the board to bypass the microcontroller s on chip Ethernet module and use the ENC28J60 interface for connectivity All of the necessary circuit connections on the board have already been made The main factor preventing the ENC28J60 from being used is that the preprogrammed Microchip TCP IP Demo Application has been designed to use the microcontroller s on chip Ethernet module To use the ENC28J60 it is necessary to program the PIC18F97J60 with a new Demo Application that uses ENC28J60 c the required driver for controlling the ENC28J60 instead of ETH97J60 c As with other projects using the PIC18F97J60 itis also impor tant that the precompiler constant PICDEMNET2 is defined Once the PIC18F97J60 is programmed with the
33. der of connections is not important as long as the proper network connection for the configuration crossover cable to host system straight cable to network has been made 2 Open a Command window 3 Atthe command prompt type the command ftp x x x x Where x x x x is the IP address of the PICDEM net 2 Development Board Press ENTER 4 When prompted enter the FTP user name and password the defaults values are ftp and microchip respectively 5 After successfully logging in type the command put xxxxx bin where xxxxx bin is the name of the MPFS binary image file Press ENTER 6 After notification that the transfer is complete type quit to log off A typical exchange between a user and the board is shown in Figure 4 3 FTP client actions i e manual input from the user are shown in bold System prompts and FTP server responses are shown in plain font face DS51623B page 30 2007 Microchip Technology Inc Reconfiguring and Restoring the PICDEM net 2 Development Board FIGURE 4 3 EXAMPLE OF AN FTP SESSION WITH THE PICDEM net 2 DEVELOPMENT BOARD c ftp 169 254 254 254 220 ready User 169 254 254 254 none ftp 331 Password required Password microchip 230 Logged in ftp gt put mpfsimg bin 200 ok 150 Transferring data 226 Transfer complete ftp gt 16212 bytes transferred in ftp gt quit 221 Bye Note 1 The FTP server does NOT echo back the p
34. des information on solving common problems Appendix A PICDEM net 2 Development Board Schematics Rev 4 Provides schematic diagrams of the Development Board 2007 Microchip Technology Inc DS51623B page 1 PICDEM net 2 Development Board User s Guide CONVENTIONS USED IN THIS GUIDE This manual uses the following documentation conventions DOCUMENTATION CONVENTIONS Description Represents Examples Arial font Italic characters Referenced books MPLAB IDE User s Guide Emphasized text is the only compiler dialog Initial caps A window the Output window A dialog the Settings dialog A menu selection select Enable Programmer Quotes A field name in a window or Save project before build Underlined italic text with A menu path File gt Save right angle bracket Bold characters A dialog button Click OK A tab Click the Power tab Text in angle brackets lt gt A key on the keyboard Press lt Enter gt lt F1 gt Courier New font Plain Courier New Sample source code define START Filenames autoexec bat File paths e mecl8 h Keywords asm endasm static Command line options Opa Opa Bit values H SE Constants OxFF A Italic Courier New A variable argument file o where file can be any valid filename Square brackets Optional arguments mcc18 options file op
35. e documentation for your operating system to get detailed information Check the Development Board for power see Issue 1 above If all else fails reconfigure the Development Board s network settings using the default Ethernet ID and IP address See Section 4 3 Reconfiguring The PICDEM net 2 Development Board Firmware for more information 5 The host system communicates with the board but the demo web site is not present or does not function correctly If the external serial data EEPROM is blank or absent any attempt to access the demo web site will result in the message File Not Found If this message appears reload the web site to the EEPROM see Section 4 3 3 Loading or Reloading the Web Page for more information If the web page display is broken disjointed display error messages displayed use your browser s Reload command to refresh the page If the page is still broken reload the EEPROM see Section 4 3 3 Loading or Reloading the Web Page 6 The board will not communicate with the host system after changing the IP address and or Ethernet ID Check the Development Board and host system as in Issue 4 above Verify that the host system is set up correctly Clear the host system s ARP cache For Windows operating systems open a Command window type arp d and hit ENTER If these steps don t work restore the Development Board s default network configuration to see if communications can be re
36. eprogramming and Restoring the Firmware 31 Revision History ii ii akaa we 5 S Schematics PICDEM net 2 Development Board 37 41 Serial Configuration Loading a Web Gite 30 Serial Port rte ne Ans 9 T Temperature Sensor A etudes 9 Troubleshooting Changing IP Address and or Ethernet ID 34 Communications 34 Demo Web Site 34 LCD Display t ete 33 LED REES 33 Iva OR eee be eee 33 Serial Confgouration 35 Services Unavailable esses 35 W Warranty Registration 3 WWW Address aininn ieii anin renen inet ie 4 DS51623B page 44 2007 Microchip Technology Inc Index NOTES 2007 Microchip Technology Inc DS51623B page 45 MICROCHIP WORLDWIDE SALES AND SERVICE AMERICAS Corporate Office 2355 West Chandler Blvd Chandler AZ 85224 6199 Tel 480 792 7200 Fax 480 792 7277 Technical Support http support microchip com Web Address www microchip com Atlanta Duluth GA Tel 678 957 9614 Fax 678 957 1455 Boston Westborough MA Tel 774 760 0087 Fax 774 760 0088 Chicago Itasca IL Tel 630 285 0071 Fax 630 285 0075 Dallas Addison TX Tel 972 818 7423 Fax 972 818 2924 Detroit Farmington Hills MI Tel 248 538 2250 Fax 248 538 2260 Kokomo Kokomo IN Tel 765 864 8360 Fax 765 864 8387 Los Angeles Mission Viejo CA Tel 949 462 9523 Fax 949 462 96
37. et Mask 6 6 6 2007 Microchip Technology Inc DS51623B page 17 PICDEM net 2 Development Board User s Guide 2 5 2 Configuring the PICDEM net 2 Development Board IP Address By default the PICDEM net 2 Development Board uses serial configuration to assign a permanent IP address to the board The IP configuration is written to the board s EEPROM using a direct serial connection between the board and a host system The Microchip TCP IP Stack can also use a method known as IP Gleaning to obtain an IP address IP Gleaning is not enabled in the software shipped in the Development Kit but it remains available as a compile time option Users who may be interested in using IP Gleaning should refer to Microchip Application Note AN833 The Microchip TCP IP Stack DS00833 for detailed information Note These instructions are written specifically for use with the HyperTerminal emulator package that ships with Windows operating systems If you are using another terminal emulation package the procedure you use to configure a terminal session may vary slightly Please consult the documentation for the terminal software for additional information To configure the board through the serial port 1 From the Start menu select Programs gt Accessories gt Communications gt HyperTerminal for some operating systems Programs gt Accessories gt HyperTerminal 2 Atthe initial Connection Description dialog box ente
38. he Development Kit What s In The Box IuGL E O P H n 2007 Microchip Technology Inc DS51623B page 5 PICDEM net 2 Development Board User s Guide NOTES DS51623B page 6 2007 Microchip Technology Inc PICDEM net 2 DEVELOPMENT MICROCHIP BOARD USER S GUIDE Chapter 1 Introduction to the PICDEM net 2 Development Board 1 1 INTRODUCTION The PICDEM net 2 Development Board was created to allow developers to examine Microchip s latest available technology in embedded Ethernet and Internet solutions Using the free Microchip TCP IP Stack source code developers can experiment with the preprogrammed Microchip TCP IP Demo Application and learn how to integrate connectivity into their applications 1 2 HIGHLIGHTS This chapter covers the following The Development Kit What s In The Box The PICDEM net 2 Development Board The Development Kit CD 1 3 THE DEVELOPMENT KIT WHAT S IN THE BOX Your Development Kit contains the following items 1 The PICDEM net 2 Development Board 2 A standard CATS5 straight through network cable for networking the board 3 A CAT5 crossover network cable for networking the board directly to a computer 4 The PICDEM net 2 Development Kit CD ROM 5 A warranty registration card 2
39. he PICDEM net 2 Development Board will not communicate with the host system Verify that the correct Ethernet cable is being used see Item 2 above Verify that the Ethernet cable is connected and undamaged Verify that the IP address as displayed on the LCD is used to communicate If the board fails when connected through a network device verify that the device is working properly If it is try connecting the host system directly to the Ethernet board as described in Chapter 2 Getting Started with the PICDEM net 2 Development Board Also check that the proper cable is being used see above Check TCP IP connectivity with the ping command 1 Launch a DOS or Command Prompt window 2 Type ping x x x x Where x x x x is that of the Development Board If ping returns the message Request timed out check the Activity LED on the active Ethernet ICM Ifthe LED blinks during attempted communications the IP addressing may be wrong i e the board and the host are not in the same subnet Ifthe LED does NOT blink the Ethernet cable is defective or the wrong type or the host system has not been properly configured for TCP IP Verify the operation of the Ethernet card In Microsoft Windows operating Systems this is done through the System or Network applet in the Control Panel the exact applet and method of getting there varies from version to version Other operating systems may use different methods Consult th
40. ide PIC18F97J60 Family Data Sheet DS39762 Consult this document for detailed information on Microchip s first family of 8 bit microcontrollers with on chip Ethernet capability Reference information found in this data sheet includes Device pinout and packaging details Device electrical specifications Device memory map List of peripherals included on the device Practical information on using the Ethernet interface module in connectivity solutions ENC28J60 Data Sheet DS39662 Consult this document for detailed information on the non microcontroller Ethernet interface Reference information found in this data sheet includes Device pinout and packaging details Device electrical specifications Device memory map Practical information on using the Ethernet interface module in connectivity solutions AN833 The Microchip TCP IP Stack DS00833 This particular application note gives a detailed explanation of the free Microchip TCP IP Stack on which the kit s firmware is based It is referred to throughout this manual as a primary reference El 2007 Microchip Technology Inc DS51623B page 3 PICDEM net 2 Development Board User s Guide THE MICROCHIP WEB SITE Microchip provides online support via our web site at www microchip com This web site is used as a means to make files and information easily available to customers Accessible by using your favorite Internet browser the web site
41. image of your web site Refer to Section 3 5 Experimenting with the Demo Web Site for details on using MPFS 4 Verify that the size of the finished file is within the capacity of the EEPROM 32 Kbytes The MPFS utility will display the actual size of the image If you are reloading the original demo web site the file image is available at MCHPTCPStack 3 75MMPFSIMG bin Note Your terminal emulation software must support the standard XMODEM protocol Variants such as XMODEM 1K or any of the CRC variants will not work HyperTerminal supports both XMODEM and XMODEM 1K The web site image can be loaded in one of two ways Serial Configuration mode RS 232 from a local host system or File Transfer Protocol FTP over the network To Load a Web Site Using Serial Configuration 1 Connect the board to the host system and enter Configuration mode page 28 2 Select item 9 from the Serial Configuration menu to download the MPFS image The board returns the prompt Ready to download MPFS image Use Xmodem protocol 3 Select Transfer gt Send File from the main menu for HyperTerminal the Send File command for other terminal emulators Specify the location of the file and select X MODEM for the transfer protocol 4 After the transfer has finished the Configuration menu is displayed Select item 0 to exit Configuration mode To Load a Web Site Using FTP 1 Check that the board is powered up and connected The or
42. ip in circuit emulators This includes the MPLAB ICE 2000 and MPLAB ICE 4000 In Circuit Debuggers The latest information on the Microchip in circuit debugger MPLAB ICD 2 MPLAB IDE The latest information on Microchip MPLAB IDE the Windows operating system Integrated Development Environment for development systems tools This list is focused on the MPLAB IDE MPLAB SIM simulator MPLAB IDE project manager and general editing and debugging features Programmers The latest information on Microchip programmers These include the MPLAB PM3 and PRO MATE II device programmers the PICSTART Plus development programmer and the PICkit 1 starter kit DS51623B page 4 O 2007 Microchip Technology Inc Preface CUSTOMER SUPPORT Users of Microchip products can receive assistance through several channels Distributor or Representative Local Sales Office Field Application Engineer FAE Technical Support Development Systems Information Line Customers should contact their distributor representative or Field Application Engineer FAE for support Local sales offices are also available to help customers A listing of sales offices and locations is included in the back of this document Technical support is available through the web site at http support microchip com DOCUMENT REVISION HISTORY Revision A September 2006 nitial Release of this Document Revision B June 2007 Edits to Section 1 3 T
43. k as described in Section 2 4 1 Connecting to a Network without using a local host If you are connecting the board to a local host in a test system configuration you will also follow the steps in Section 2 4 2 Connecting Directly to a Host System If DHCP is enabled on the local host the board will configure itself Otherwise you will need to configure both the host and board IP addresses according to the directions in Section 2 5 Configuring the PICDEM net 2 Development Board All of this assumes that the Development Board is running the preprogrammed Demo Application firmware The general principles for hardware discussed in the following sections still apply and may be used as a guideline Note This section assumes that an Ethernet card has already been installed in the host system and is working properly and that the TCP IP protocol has been installed and bound to the card If this has not been done or if you are uncertain if this has been done please contact your Information Systems support person for further assistance 2007 Microchip Technology Inc DS51623B page 13 PICDEM net 2 Development Board User s Guide 2 4 1 Connecting to a Network This configuration is the basic method of networking the PICDEM net 2 Development Board This assumes there is a stable Ethernet network using TCP IP for communications and that at least one DHCP server is present on the network To set up the board for direct netwo
44. ld the project and reprogram the device for the changes to take effect 3 4 2 Changing the Default IP Configuration In the versions that do not use the external EEPROM the Demo Application uses hard coded IP configuration values as the default These may be modified as needed by changing the values of MY DEFAULT in the header file StackTsk h You must rebuild the project and reprogram the device for the changes to take effect DS51623B page 22 O 2007 Microchip Technology Inc Using the Microchip TCP IP Stack Demo Application 3 5 EXPERIMENTING WITH THE DEMO WEB SITE The PICDEM net 2 Development Board web site is written in HTML The complete source files are available in the MCHPTCPStack 3 75 WebPages install directory You must have working knowledge of HTML in order to correctly modify or create new web pages You may design the page by hand using a text editor or use a web authoring tool The demo web site is organized as multiple files within a single directory The Demo Application includes a special command line utility program MPFS exe The utility is written for 32 bit versions of Microsoft Windows operating systems such as Windows 2000 and Windows XP to convert a group of files into a Microchip File System MPFS image Depending on where the MPFS will ultimately be stored the utility gives you the option to generate either a data file in C or a binary file representing the MPFS image The comple
45. lp menu and then Topics to open a list of available on line help files INTRODUCTION This chapter contains general information that will be useful to know before using the Development Board Items discussed in this chapter include Document Layout Conventions Used in this Guide Warranty Registration Recommended Reading The Microchip Web Site Development Systems Customer Change Notification Service Customer Support Document Revision History DOCUMENT LAYOUT This document describes how to use the PICDEM net 2 Development Board as a development tool to emulate and debug firmware on a target board The manual layout is as follows Chapter 1 Introduction to the PICDEM net 2 Development Board Describes what the PICDEM net 2 Development Board is and what features are available on the board Chapter 2 Getting Started with the PICDEM net 2 Development Board Describes how to connect and begin to use the PICDEM net 2 Development Board Chapter 3 Using the Microchip TCP IP Stack Demo Application Provides a brief overview of the TCP IP Stack Demo Application firmware and source code and how to modify the application and the demo web site Chapter 4 Reconfiguring and Restoring the PICDEM net 2 Development Board Provides instructions on changing hardware configuration loading a web page into the on board EEPROM and reconfiguring the network settings Chapter 5 Troubleshooting Provi
46. monstrate the power and abilities of an 8 or 16 You can push the on board switch es or rotate the potentiometer and bit embedded web server This site is powerd by a Microchip PIC see the new data You may also click on one ofthe two LED microcontroller running a Microchip TCP IP Stack Everything you command buttons to toggle the on board LEDs see is served through a Microchip ENC28J60 10Base T Ethernet controller or the PIC18F97J60 family Ethernet module If your browser does not support AJAX you may wish to see this page for an easily refreshable static snapshot of the board state with The bottom portion of this page illustrates real time control of the control options demo board The Status Actions Toggle LEDs LED2 LED1 Write to LCD Write Status Pot0 0 Buttons 1111 LEDs 00000001 E Done D POP Internet a You are now ready to experiment with the PICDEM net 2 Development Board DS51623B page 20 2007 Microchip Technology Inc PICDEM net 2 DEVELOPMENT MICROCHIP BOARD USER S GUIDE Chapter 3 Using the Microchip TCP IP Stack Demo Application 3 1 3 2 3 3 HIGHLIGHTS This chapter will cover the following topics Overview The Source Code Experimenting With Demo Application Firmware Experimenting with the Demo Web Site OVERVIEW The PICDEM net 2 Development Board s preprogrammed firmware referred to throughout this manual as the Demo Application makes it
47. ng Tel 60 4 646 8870 Fax 60 4 646 5086 Philippines Manila Tel 63 2 634 9065 Fax 63 2 634 9069 Singapore Tel 65 6334 8870 Fax 65 6334 8850 Taiwan Hsin Chu Tel 886 3 572 9526 Fax 886 3 572 6459 Taiwan Kaohsiung Tel 886 7 536 4818 Fax 886 7 536 4803 Taiwan Taipei Tel 886 2 2500 6610 Fax 886 2 2508 0102 Thailand Bangkok Tel 66 2 694 1351 Fax 66 2 694 1350 EUROPE Austria Wels Tel 43 7242 2244 39 Fax 43 7242 2244 393 Denmark Copenhagen Tel 45 4450 2828 Fax 45 4485 2829 France Paris Tel 33 1 69 53 63 20 Fax 33 1 69 30 90 79 Germany Munich Tel 49 89 627 144 0 Fax 49 89 627 144 44 Italy Milan Tel 39 0331 742611 Fax 39 0331 466781 Netherlands Drunen Tel 31 416 690399 Fax 31 416 690340 Spain Madrid Tel 34 91 708 08 90 Fax 34 91 708 08 91 UK Wokingham Tel 44 118 921 5869 Fax 44 118 921 5820 06 25 07 DS51623B page 46 O 2007 Microchip Technology Inc
48. ntiometer and the user defined push buttons are each connected to the PIC18F97J60 through their own individual jumpers They may be selectively disabled to allow individual ports to become available for general I O purposes The LED bank D1 through D8 is enabled as a group with one jumper JP4 4 2 1 2 TIMER1 OSCILLATOR Y3 By default ports RCO and RC1 are configured for use by the Timer1 oscillator An appropriate oscillator circuit including Y3 C45 and C46 is connected across these pins Removing jumpers JP17 and or JP22 disconnects the circuit and makes one or both pins available as I O ports 4 2 1 3 ETHERNET LEDs As shipped the PICDEM net 2 Development Board uses pins RAO and RA1 of the microcontroller to drive the Ethernet LEDs in J1 generically known as LEDA the Activity LED and LEDB the Link LED These signals are also present on RAO and RAT of the PICtail Daughter Board header Jumpers JP6 JP7 JP8 and JP10 are used to connect or disconnect the microcontroller from either the LEDs or the header or from both This is useful in situations when RAO and RA1 are being used as general I O pins and are not needed for network indication 4 2 1 4 ENC28J60 OPERATION The Reset state of the ENC28J60 controller is determined by jumper JP5 There are three possible configurations RDA 1 2 bridged The RESET pin is tied to RD4 of the PIC18F97J60 This allows the microcontroller to execute hardware Resets of the ENC28J60 an
49. nual in Adobe Acrobat format The most up to date information on demo solutions as well as the latest version of the free Microchip TCP IP Stack are available on the Internet Solutions page of the Design Center at the Microchip web site http www microchip com Ethernet or http www microchip com tcpip DS51623B page 10 O 2007 Microchip Technology Inc PICDEM net 2 DEVELOPMENT MICROCHIP BOARD USER S GUIDE Chapter 2 Getting Started with the PICDEM net 2 Development Board 2 1 HIGHLIGHTS This chapter will cover the following topics Network Precautions Before You Start Using PICDEM net 2 Development Board with a Local Host System Connecting the PICDEM net 2 Development Board Configuring the PICDEM net 2 Development Board Establishing Communications 2 2 NETWORK PRECAUTIONS BEFORE YOU START The PICDEM net 2 Development Board provided in your kit is designed to demonstrate the possibilities of networking with embedded Microchip controllers over Ethernet and the Internet As with any experimental system however some precautions are in order before you start Whenever new hardware or software is added to a network it is always advisable to create a separate test network that is isolated from your LAN This allows testing the new system in a controlled environment and minimizes the possibilities of network interference from the new equipment The major sources of potential interference include Addres
50. o sue for relief under that Act Information contained in this publication regarding device applications and the like is provided only for your convenience and may be superseded by updates It is your responsibility to ensure that your application meets with your specifications MICROCHIP MAKES NO REPRESENTATIONS OR WARRANTIES OF ANY KIND WHETHER EXPRESS OR IMPLIED WRITTEN OR ORAL STATUTORY OR OTHERWISE RELATED TO THE INFORMATION INCLUDING BUT NOT LIMITED TO ITS CONDITION QUALITY PERFORMANCE MERCHANTABILITY OR FITNESS FOR PURPOSE Microchip disclaims all liability arising from this information and its use Use of Microchip devices in life support and or safety applications is entirely at the buyer s risk and the buyer agrees to defend indemnify and hold harmless Microchip from any and all damages claims suits or expenses resulting from such use No licenses are conveyed implicitly or otherwise under any Microchip intellectual property rights QUALITY MANAGEMENT SYSTEM CERTIFIED BY DNV ISO TS 16949 2002 Trademarks The Microchip name and logo the Microchip logo Accuron dsPIC KEELOQ KEELOQ logo microID MPLAB PIC PlCmicro PICSTART PRO MATE rfPIC and SmartShunt are registered trademarks of Microchip Technology Incorporated in the U S A and other countries Amp Lab FilterLab Linear Active Thermistor Migratable Memory MXDEV MXLAB SEEVAL SmartSensor and The Embedded Control Solutions Company are registere
51. r Connector 9 Protocol DHCP 11 21 29 MPES Utility esse alive ceteri tdg 23 E N ENC28J60 Networking Precautions 11 Operation 27 o Use as the Ethernet Interface 27 Establishing Communications 19 On Board Power 9 Ethernet P ID Stickers Serial Nun Bere essor scie 19 PICtail Daughter Board ne 9 Ethernet Controller P e otentiometers ENC28J60 is neci eres 8 TEE 9 e CADIS a 1019733 Prototype Area eee oaae a estes 9 Ethernet Integrated Connector Module ICM 9 Push Buttons F Reset ctis iis he oe ee EUM ee Mica 9 28 File Transfer Protocol FTP 21 User Defined KA tnat 9 28 FTP R d Se Message AE Recommended Reading sss 3 Sere tae ney ENC28J60 Data Sheet 3 H PIC18F97J60 Family Data Sheet 3 HyperText Transfer Protocol TTIP 21 AN833 The Microchip TCP IP Stack 3 Hypertext Transfer Protocol HTTP 12 Readme Eiles 3 2007 Microchip Technology Inc DS51623B page 43 PICDEM net 2 Development Board User s Guide Reconfiguring PICDEM net 2 Development Board O rrr ne 28 Changing Network Configuration 29 Entering Configuration Mode 28 Loading Reloading the Web Page 30 Hardware een teret dee tenes 25 Ethernet LEDS uti 27 Timer1 Oscillator Y3 27 User Defined Controls and the LED Bank 27 R
52. r a name for the connec tion You may call the terminal session any name that you can easily remember Click OK 3 At the Connect To dialog box that follows choose the appropriate COM port from the drop down menu Click OK 4 Atthe COM Properties dialog box that follows select the following settings Bits per second 19200 Data bits 8 Parity none Stop bits 1 Flow Control none Click OK The Terminal window opens with a flashing cursor The message Connected appears in the status bar at the bottom of the Terminal window along with an elapsed time display 5 From the menu bar select Files gt Properties then the Settings tab on the Properties dialog Click on the ASCII Setup button and check the Echo typed characters locally check box in the following dialog box Click on OK to exit the dialog then OK to exit the Properties dialog 6 Press and hold button RB3 on the board While holding press and release the MCLR button The terminal responds with the serial configuration menu Figure 2 4 At the same time the LCD displays TCPStack v3 75 At this point release RB3 DS51623B page 18 O 2007 Microchip Technology Inc Getting Started with the PICDEM net 2 Development Board FIGURE 2 4 THE SERIAL CONFIGURATION MENU olx File Edit View Cal Transfer Help TCP IP Config Application v3 75 Aug 11 2006 m o 7 o o mi c Change Board serial number Change Boar
53. r network doesn t use DHCP and the Development Board must be configured with an IP address before it s allowed on the network Your network administrator forbids you to put the board on the network For these reasons the PICDEM net 2 Development Board can also communicate directly with a properly configured desktop system known here as a local host system In this configuration the host system can communicate and configure the board through its network connection it can also configure the board through the serial port When configured this way the setup is referred to as a test system The Development Board can also communicate to a network and a local host system separately In this setup the board participates on the network through its Ethernet connection At the same time itis connected to the local host system through the serial port from which it can be directly configured To function as a local host the system must meet the following basic requirements Any computer system capable of network communication CD ROM drive for use with the accompanying CD Standard Ethernet card or integrated adapter capable of supporting 10 Mbps operation with RJ45 connector One available standard serial port with a matching COM port available through the operating system Any operating system with TCP IP Stack software Any Internet browser software supporting HTTP 1 1 or higher Any terminal emulation package such as HyperTerminal for Micro
54. ration with a local host system power the system up now If the board and or local host require IP configuration proceed to the next section Otherwise skip over to Section 2 6 Establishing Communications 2 5 CONFIGURING THE PICDEM net 2 DEVELOPMENT BOARD Once the Development Board is properly connected it needs to be configured to operate on the network or with the host system that it is connected to As already men tioned the board is factory configured for DHCP operation it should automatically acquire an IP address on DHCP enabled networks and be available for immediate use If this describes your configuration you can proceed to Section 2 6 Establishing Communications and begin experimenting If your Development Board is connected to a network without DHCP support you will need to assign an IP address to the board Follow the directions in Section 2 5 2 Configuring the PICDEM net 2 Development Board IP Address If your Development Board is directly connected to a host system you will need to determine the IP address of the host system or assign one if necessary and then configure the board s IP address accordingly Start with the directions in Section 2 5 1 Obtaining the Host IP Address Host System Configuration Only then configure the board as described in Section 2 5 2 Configuring the PICDEM net 2 Development Board IP Address 2 5 1 Obtaining the Host IP Address Host System Configuration Only
55. release the Reset push button The terminal responds with the Configuration mode menu Figure 4 2 Release RB3 aah w amp FIGURE 4 2 THE SERIAL CONFIGURATION SCREEN BER File Edit View Cal Transfer Help Microchip TCP IP Config flpplication v3 75 flug 11 2006 Change Board serial number Change Board Host Name Change default IP address Change default gateway address Change default subnet mask Change default DNS server address Enable DHCP 8 IP Gleaning Disable DHCP amp IP Gleaning Download MPFS image Save amp Quit 1 2 3 4 9 6 7 8 9 0 Enter a menu choice 1 0 Connected 0 11 28 ANSI 19200 8 N 1 DS51623B page 28 2007 Microchip Technology Inc Reconfiguring and Restoring the PICDEM net 2 Development Board 4 3 2 Changing the Network Configuration At this point the PICDEM net 2 Development Board s network configuration can be changed To change the Development Board s serial number 1 Enter 1 2 Atthe Serial Number x prompt enter the serial number from the Ethernet ID sticker on the board or a new Ethernet ID number The current value of the serial number will be displayed in the prompt string 3 Press ENTER to submit the changes Alternatively simply press ENTER to leave the serial number unchanged If the input consists of a non numerical string a value of zero will be used To change the default IP address 1 Select item
56. rking see Figure 2 1 1 Unbox and unwrap the board and set it on a non conductive surface near the host computer 2 Connectthe straight through Ethernet cable to the board at Ethernet connector J1 then to the Ethernet network This can be at a network port or an available port on a network device such as a hub switch or router Note Do NOT use the provided crossover cable if you are directly connecting the board to a network or network device The crossover cable is intended only for connecting the board directly to a computer 3 Apply power to the board 9 VDC at J7 Note The Development Kit does not include a power supply An unregulated 2 5 mm center positive DC supply of 7V to 12V preferably 9V with a current capability of 500 mA is sufficient If an external supply is needed use Microchip part number AC162039 FIGURE 2 1 CONNECTING THE PICDEM net 2 DEVELOPMENT BOARD TO A NETWORK Straight Through Ethernet Network Device Network Cable Ethernet Port 41 ee ee o 00 ee ae 9 Vpc from Power Supply Network Port MICROCHIP PICDEM net 2 Development Board 55 999 5 oo lolo o w Holo 0000000 o ooo odo P
57. sing Each device on the network must have a unique address If Dynamic Host Configuration Protocol DHCP is in use the PICDEM net 2 Development Board will automatically acquire a valid IP address If DHCP is not used or a fixed address is required adding the board to the network without assigning an address may create network conflicts Traffic Levels While the on board Ethernet controller will filter out unwanted messages a highly loaded network with many broadcast messages may place a sizable burden on the Development Board Data Security Although it is unlikely that the addition of a single device will compromise the integrity or privacy of sensitive information it is always a good idea to perform extensive testing with new equipment before adding it to a secure network Experimentation Even as a simple microcontroller based device the Development Board is capable of generating a high volume of network traffic which may severely disrupt normal network operations 2007 Microchip Technology Inc DS51623B page 11 PICDEM net 2 Development Board User s Guide 2 3 USING PICDEM net 2 DEVELOPMENT BOARD WITH A LOCAL HOST SYSTEM Although the PICDEM net 2 Development Board is ready to communicate on a DHCP enabled Ethernet network out of the box you may have reasons not to do this Besides those already mentioned there may be others such as You don t have an Ethernet network available to experiment with You
58. soft Windows operating system for optional serial configuration of the PICDEM net 2 Development Board D D D Note Throughout this chapter as well as other places in this manual we will give configuration examples in terms of Microsoft Windows operating system This is of course not the only operating system capable of working with TCP IP but it is the one most generally found on desktop computers Users of other operating systems should refer to the appropriate documentation for appropriate instructions using the instructions provided as a guideline DS51623B page 12 2007 Microchip Technology Inc Getting Started with the PICDEM net 2 Development Board 2 44 CONNECTING THE PICDEM net 2 DEVELOPMENT BOARD There are two basic network configurations for the PICDEM net 2 Development Board direct connection to a network and connection to a local host system through a cross over cable If DHCP is not enabled on the network the board will need to be configured before a direct network connection can be used If you are connecting the Development Board to a DHCP enabled network follow the steps in Section 2 4 1 Connecting to a Network If you are using the board for the first time on a network using fixed IP addresses follow the steps in Section 2 4 2 Connecting Directly to a Host System Once the IP address is configured the first time you will be able to connect the board directly to the networ
59. standard procedure for your device programmer when programming the microcontroller Make sure that the following configuration options are set Oscillator OSC1 OSC2 as Primary HS PLL Oscillator Watchdog Timer Disabled After programming the controller reconnect the board to the network or local host system and verify that the Demo Application is working correctly 2007 Microchip Technology Inc DS51623B page 31 PICDEM net 2 Development Board User s Guide NOTES DS51623B page 32 2007 Microchip Technology Inc PICDEM net 2 DEVELOPMENT MICROCHIP BOARD USER S GUIDE Chapter 5 Troubleshooting 5 4 HIGHLIGHTS This chapter will cover the following operational issues and how to resolve them Common Issues 5 2 COMMON ISSUES 1 User LED D8 does not light or flash when power is applied to the board Check the PICDEM net 2 Development Board for power Verify that the power supply is plugged in and the wall outlet has power Check that voltage is available 9 VDc at the barrel plug e Check that the regulated voltages 3 3 VDc and 5 VDC are available at the connectors at the prototype area of the board Make sure that the microcontroller is programmed correctly This includes verify ing that the device configuration specified by the Flash Configuration Words is appropriate for the application If a programming device is connected via the ICSP M interface J4 verify tha
60. t the programmer is not holding the device in Reset 2 The Link LED on the active Ethernet ICM is not lit or only lights intermittently Check the board for power see Issue 1 above Make sure that the microcontroller is programmed correctly Verify that the Ethernet cable is connected to the proper ICM for the firmware being used Verify the connection between the board and the network or local host Verify that the correct Ethernet cable is being used When the Development Board is directly connected to the host system a crossover cable must be used When the Development Board is connected to the host system through a network device such as a hub or switch a straight through cable must be used Note If you suspect that one of the Ethernet cables supplied with the kit is damaged be certain to replace it with the same type of cable either straight through or crossover An Ethernet straight through cable may not work if the Development Board is directly connected to a host system 3 The LCD doesn t display a message when power is applied to the PICDEM net 2 Development Board Check the board for power see Issue 1 above If the board functions normally otherwise including connectivity to the host system the LCD display itself may be faulty Contact Customer Service for additional assistance 2007 Microchip Technology Inc DS51623B page 33 PICDEM net 2 Development Board User s Guide 4 T
61. te command line syntax for the utility is mpfs c b r Block lt InputDir gt lt OutputFile gt where Displays command line help c Generates a data file in C as output b Generates a binary data file as output default x Reserves a block of memory at the beginning of the file valid only in Binary Output mode with a default value of 64 bytes InputDir The directory containing the files for creating the MPFS image OutputFile The output file name For example the command mpfs c Your Webpage Dir mypages c generates the MPFS image as a data file mypages c from the content of the directory Your Webpage Dir In contrast the command mpfs Your Webpage Dir mypages bin generates a binary file of the image with a 64 byte reserved block while mpfs r128 Your Webpage Dir mypages bin generates the same file with a 128 byte reserved block Note The current version of the Microchip Stack at the time of this writing utilizes a 64 byte reserve block Using a reserve block size other than the default size of 64 bytes requires a change to the compiler define MPFS RESERVE BLOCK in the header file StackTsk h The default reserve block size may change in future revisions of the Stack If the MPFS image is to be stored in internal program memory the generated C data file must be compiled with the application project If the image is to be stored in an external serial dat
62. tions Curly brackets and pipe character Choice of mutually exclusive arguments an OR selection errorlevel 0 1 Ellipses Replaces repeated text var_name var_name Represents code supplied by user DS51623B page 2 2007 Microchip Technology Inc Preface WARRANTY REGISTRATION Please complete the enclosed Warranty Registration Card and mail it promptly Sending in the Warranty Registration Card entitles users to receive new product updates Interim software releases are available on the Microchip web site RECOMMENDED READING This user s guide describes how to use the PICDEM net 2 Development Board Other useful documents are listed below The following Microchip documents are available and recommended as supplemental reference resources Readme for Development Kit For the latest information on using the PICDEM net 2 Development Board read the Readme for PICDEMnet 2 txt file an ASCII text file on the PICDEM net 2 Development Kit CD ROM included with the Development Board kit The Readme file contains updated information and known issues that may not be included in this user s guide Readme Files For the latest information on using other tools read the tool specific Readme files in the Readmes subdirectory of the MPLAB IDE installation directory The Readme files contain updated information and known issues that may not be included in this user s gu
63. tions tab then click on the LAN Settings button Verify that the Use a Proxy Server box is deselected Click OK then OK to close the Internet Properties dialog box Launch the web browser if not running already 91 eh Note For users of later versions of Internet Explorer a message that No connec tion to the Internet is currently available may appear There will be a choice of two buttons Work Offline or Try Again always choose Try Again If you choose Work Offline you will not be able to establish an external connection and will need to close and restart the browser 9 At the address bar enterhttp x x x x where x x x x is the IP address of the Development Board Press lt Enter gt 7 After a moment the Microchip TCP IP Stack page appears FIGURE 2 5 MICROCHIP TCP IP STACK PAGE Microchip TCP IP Stack Home Microsoft Internet Explorer ll xl Pe Edit View Favorites Tools Help a Qe O x A D JO seh praes A R LE 209 Address E http 10 10 5 15 E en Links MICROCHIP Microchip TCP IP Stack The Embedded Control Solutions Company Home Features Architecture Stack Footprint Welcome section refreshes with board information periodically using JavaScript Stack version v3 60 and the Actions section issues commands to toggle the on board Build date Jul 13 2006 LEDs or LCD text if LCD module is present This site is used to de
64. unique Media Access Control MAC addresses used by the Ethernet transceivers to identify and filter packets The number is the base 10 version of the last 6 hexadecimal digits of the 12 digit MAC address For example the sticker number 12345 represents 003039h in the MAC address One of these is assigned to the PIC18F97J60 and the other to the ENC28J60 These MAC addresses are provided for evaluation purposes both addresses can be changed in software 1 5 THE DEVELOPMENT KIT CD The PICDEM net 2 Development Kit CD contains The complete source code for the free Microchip TCP IP Stack Demo Application To install the source code and necessary support files on your computer run the installer file MCHPTCPStack 3 75 exe available when this manual was written your kit may have a newer version If you are restoring the Demo Applica tion firmware and or the demo web site as originally shipped from the factory use the appropriate files as described in Section 3 3 The Source Code Other example applications for use with PIC18F97J60 and ENC28J60 devices The complete selection of technical documentation for Microchip s connectivity solution located in the Doc folder Included are the complete data sheets for the PIC18F97J60 microcontroller and ENC28J60 Ethernet controller Also of note in this folder is the Microchip Application Note AN833 The Microchip TCP IP Stack DS00833 which is referred to throughout this manual This ma
65. unt 22 BI 8 Configuring the PICDEM net 2 Optional External Connector 9 Development Board 16 LCD Display cotton dio 16 33 Configuring the Host IP Address 18 LEDs Obtaining the Host IP Address 16 Be EE 9 Connecting the PICDEM net 2 User Defined sess 9 Development Board 13 Local Host System 12 Confirming Operation 16 M Connected to a Network 14 Connecting Directly to a Host System 15 MAC Address 10 Customer Notification Service 4 Memory Customer Support 5 External EEPROM 18 21 23 30 34 External EEPROM 25L C256 8 D MCU Program 28 31 Demo Web Site 0n0annnnnananaaaa annn neannen 20 28 34 35 Microchip Internet Web Gute 4 Experimenting 5 1 eee eed idee 23 Microchip TCP IP Stack ennen 3 19 21 Development Kit CD wwwwwwmemmmmmmmmwa 10 Experimenting with Demo Development Kit Contents we 7 Application Firmware 22 Documentation Installing the Source Code 21 lU 2 Microcontroller layout aces sou sd es eerie 1 PIC18E97460 inertes eee hend 8 Dynamic Host Configuration Modula
66. ut one minute for the system to return a command prompt You may receive a message that the DHCP server was unavailable this is also normal 5 Close the window then open a new Command window 6 Type the command ipconfig and press ENTER The new IP address is now a non zero address Make a note of this Note The example shown in Figure 2 3 is specific to Windows XP The prompts and command responses shown differ slightly for other Windows operating systems however the IP address will always be clearly identified as such FIGURE 2 3 THE IPCONFIG SCREEN WINDOWS XP cx CA WINDOWS system32 cmd exe CiN gt ipconfig release Windows IP Configuration Ethernet adapter Local Area Connection 3 Connection specific DNS Suffix Subnet Mask Default Gateway Ethernet adapter lt BGE14761 GGEG 4E68 A9DG E92DECEB8FAS Connection specific DNS Suffix IP Address xs ebe e e Subnet Mask Default Gateway C gt ipconf ig renew Windows IP Configuration fin error occurred while reneving interface Local Area Connection 3 unable to c ontact your DHCP server Request has timed out Ci gt ipconfig Windows IP Configuration Ethernet adapter Local Area Connection 3 Connection specific DNS Suffix fiutoconfiguration IP Address 169 254 241 221 255 255 8 8 Ethernet adapter B8B8E14781 8BE8 4E68 89D8 E92DECEBSFf5 Connection specific DNS Suffix IP Address 6 6 6 6 Subn
67. velopment Board Firmware 28 4 4 Reprogramming and Restoring the Application Firmware 31 Chapter 5 Troubleshooting 5 1 Highlights ro toria Ret ni RU ROUEN UE M RIBUS ER dS RE Rus 33 ER enn ei 33 Appendix A PICDEM net 2 Development Board Schematics Rev 4 37 afe i o MERE EE EE TURCIS ERR 43 Worldwide Sales and Service occcccccccccccccnnnnnnnnnnnnnnnannnnnnnocccccnccncnnnnnnnnnnnnnnnnnnnnnnnna 46 2007 Microchip Technology Inc DS51623B page iii PICDEM net 2 Development Board User s Guide NOTES DS51623B page iv 2007 Microchip Technology Inc PICDEM net 2 DEVELOPMENT MICROCHIP BOARD USER S GUIDE Preface NOTICE TO CUSTOMERS All documentation becomes dated and this manual is no exception Microchip tools and documentation are constantly evolving to meet customer needs so some actual dialogs and or tool descriptions may differ from those in this document Please refer to our web site www microchip com to obtain the latest documentation available Documents are identified with a DS number This number is located on the bottom of each page in front of the page number The numbering convention for the DS number is DSXXXXXA where XXXXX is the document number and A is the revision level of the document For the most up to date information on development tools see the MPLAB IDE on line help Select the He

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