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Guangzhou zhouli microcontroller PHILIPS P89C5x microcontroller handbook

1. XTAL1 XTAL2 Ff XTAL2 XTAL1 RST 24 RST Vec RST Vi 1dle Idle 2 CPU in Ef 1 0 H SFR
2. RETI Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 z ae 2 RAM Idle VO ONCE ONCE Idle IO nmm Idle 1 PSEN ALE 2 RST ALE ONCE P0 1 0 O ALE
3. 2 RCAP TR2 4 2 m 12 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 2 TZ I 2 6 fosc y d ee LEE PS CHEERS 133X165536 RCAP2H RCAP2LJII fosc RCAP2H RCAP2L 65536 fosc 32 2 T2CON TR TR2 5 6 1T2 5 7T2 T2CON QED QE 2 16 00H 08H 16 01H 09H 34H 36H 24H 26H 14H 16H 6 T2 TMOD idi GED GED 16 02H OAH 03H OBH TE 1
4. T2OE 2 DCEN 2 1 8051 0 1 3 2 T2MOD U TRANSITION DETECTOR _ J gt TIMER 2 INTERRUPT 10 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 DOWN COUNTING RELOAD VALUE TOGGLE he NS OVERFLOW i p TF2 gt NTERRUPT T2 PIN COUNT DIRECTION 1 UP Li Ll 0 DOWN RCAP2L RCAP2H UP COUNTING RELOAD VALUE 5 2 DCEN 1 T2EX PIN r NOTE OSC Freq is divided by 2 not 12 Transition P 1 m Detector RCAP2L RCAP2H T2EX Pin T Timer 2 i Control EXEN2 Note availability of additional extemal interrupt 6 2 11 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 4 2 iid
5. 8 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 0 SM2 SADDR SADEN SADEN SADDR SADEN SADDR 0 SADDR 1100 0000 SADEN 1111 1101 Given 1100 00 0 1 SADDR 1100 0000 SADEN 1111 1110 Given 1100 000 SADDR SADEN 0 0 0 1 1 1 0 0 SADDR 11000010 0 SADDR 11000001 1 SADDR 11000000 1 2
6. Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 QFP 44 10 001045 D 5 a E E 28
7. IO P3 1 1 O 17 13 19 7 13 P3 DC 89C51 89C52 89C54 89C58 P3 10 11 5 RxD p3 0 JA 11 13 7 TxD P3 1 12 14 8 INTO P3 2 0 13 15 9 INT1 P3 3 14 16 10 TO P3 4 0 i s e Tl P3 5y 1 i iS WR P3 6 RD P3 7y RST 9 10 4 I 2 Vss Vcc E ALE 30 33 27 O 1 6 ALE ALE SFR auxlilary 0 ALE ALE MOVX 29 32 27 O PSEN PSEN
8. 1 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 PHILIPS P89C5x P89C51 89C52 89C54 89C58 FLASH ISP Mh P89C51RC 89C51RD 2 CMOS 8 80C51 80C51 FLASH 80C51 Jr J FLASH ROM EPRO RAM 3 3 MHz M 8 8 PAC RAM 6 4 KFT MTP e 4 ZF 89C51 e 6 T 09s SS E vicia EFJ BK IGK 32K 256 m i AL gt H AA w 1 JI NR CUN 89C51RC 32K 512 e tsp 89C51RD 64K 1024 e uf eris d DPTR 0 EMI ALE 3 16 e E Hp Nr ELA Bc c rp m ge DWG C MHz
9. Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 2 T2CON 16 T2CON H IE 2 EXEN2 1 2 TL2 TH2 RCAP2L RCAP2H T2EX T2CON FP 2 2 BIRIT T2EX EXF2 EXF2 TF2 P 2 TF2 EXF2 TL2 TH2 T2EX p Ei 1 12 LE T2CON H 16 H C T2 T2EX I 3 EXEN2 EXEN2 0 2
10. 8 RO M 0 P L B 3 L B 1 8 LB1 MOVC LB2 LB3 25 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 PLCC 44 BM scale DIMENSIONS millimetre dimensions are derived from the original inch dimensions gi k max 457 og 0 81 1665 1666 16 00 1600 1765 17 65 1 22 419 0 66 16 51 16 51 14 99 14 99 17 40 17 40 1 07 0 18 0 10 inches o180 0 021 0 032 0 656 Ta 0 630 0 630 0 695 Tea dbi 0 057 0 165 0 013 0 026 0 650 0 0 590 0 590 0 685 0 0 040 9 007 0 007 0 004 0 085 0 085 Note 1 Plastic or metal protrusions of 0 01 inches maximum per side are not included OUTLINE NICE EUROPEAN VERSION PROJECTION ISSUE DATE 112E10 MO 047AC 20 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 DIP 40 BH e E E a o 7 7 L ME MH 360 15 80 1742 3 05 15 24 15 90 044 062 o EUROPEAN VERSION PROJECTION ISSUEDATE 92 H 17 SOT129 1 051G08 E Qo EMH 27
11. 2 T2EX P1 1 UART UART 80C51 SCON FE fv FE SMO SCON 7 PCON 6 SMODO SCON 7 SMOD0 1 SCON 7 FE SMOD0 0 SCON 7 SM0 SCON 7 S UART SCON SM2 9 UART 2 3 RI 9 1 9 1 8 UART SM2 S PF RI 13
12. 7 6 29 4 3 2 1 0 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 IPH BTH 7 6 5 4 3 2 PT2H PSH PTIH PXIH 1 0 2 1 1 0 0 12 IPH 4 80C51 2 I m O N Gb gt Gn o LI O EMI AO AUXR 0 AO 0 ALE 6CPU
13. PSEN PSEN 31 35 29 I EA EA Vpp EA OFFFH 4K 1FFFH i 8K 3FFFH 16K 7FFFH 32K 12V Vpp XTALI 19 21 15 I 1 XTAL2 18 20 14 O 2 atch up vcc 0 5 vss 0 5 RILE id Et ACC AUXR i AUXR amp 1 A2H B B FOH DPTR DPH 83H DPL 82H IE A8H IP B8H IPH B7H 0 0 0 80H 1 0H1 90H 2x 0H2 AOH 3 CONB SW RACAP2H RACAP2L SAD SADE Tel P89051 89052 89054 89058 020 38730916 38730917 38730976 38730977 nu HH E6 Fax 38730925 m 00H 00H 00H EN j FH SBU SCO SP CO 2CON 2MOD
14. AO 1 ALE MOVX MOYVC AUXR 8EH 7 6 5 4 3 2 1 0 AUXR 0 A0 ALE DPTR DPTR JLE 13 2 16 DPTR DPS 2 QU A AUXR1 OG SFR A2H Q Er xxxx00x0B AUXRI A2H 7 6 5 4 3 2 1 0 GF2 0 DPS DPS AUXRI 0 DPTRO DPTR1 DPS DPTR0 0 DPTR1 1 DPTRO DPTR1 DSP 18 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 GF2 AURX 2 0 DSP INC AUXRI GF2 DPH DPL 83H 82H EXTERNAL DATA MEMORY DPTR DPTR AUXR 10 DPTR 6 INC DPTR 1 MOV DOTR datal6 DPTR 16 MOV A A DPTR DPTR ACC MOVX A DPTR ACC RAM 16
15. TF2 2 W 1 0 EE 2 C T2 DCEN DCEN T2MOD 3 P 4 DCEN 0 2 DCEN 1 2 T2EX 4 DCEN 0 2 E EXEN2 0 2 OFFFFH JFE Hi H 16 2 RCAP2L RCAP2H RCAP2H EXEN2 TF2 RCAP2L EXEN2 1 16 WH EXF2 2 Fare c DB ET Hay T2EX 1 0 TF2 EXF2 1 5 DCEN 1 2 T2EX T2EX E 1 2 OFFFFH TF2 2 RCAP2L RCAP2H 1
16. 1 2 35 Vcc 4 5V 04 V Io 21 6mA Vou 0 ALE Vcc 4 5V 0 4 V PSEN7 8 Io 23 2mA Vou 1 2 3 Vcc 4 5V m V Ioy2 30uA 0 7 Von ALE PSEN3 Vcc 4 5V Vcc V Ioy2 3 2mA 0 7 ly X2 58 0 1 2 3 Vm 0 4V 1 75 V ly 1 0 Vi 2 0V 650 V H 1 2 36 4 Li 0 0 45 lt Vn lt 10 uA Vcc 0 3 lc 21 5 9 5 ae EM q 25 C Rast 40 225 KQ Cio ERER 10 EA Jj 15 pF 1 5 v 2 0 2 1 3 ALEL 0 2 0 1 0 2 A LE 0 8 V STORE A L E IoL SmA 3 0 2 2 3k ALE PSEN
17. P1 0 50 1 2 2 16MHz 50 HH EMP ONCE PSEN CPU P1 0 1 0 2 C T2 T2C0N 1 2 TR2 T2CON 2 2 AX 65536 RCAP2H RCAP2L CRCAP2H RCAP2L RCAP2H RCAP2L 16 2 4 FE 2 9 2 2 61Hz 4MHz T2MOD T20E E 2 16 T2CON C T2
18. SMODO PCON6 fosc 7 SCON 15 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 Qm X o gt 0X n 2 n gt o 2 gt on 2 2 DATA BYTE ONLYIN STOP MODE2 3 aiT SET FE BIT IF STOP BIT IS 0 FRAMING ERROR SM0 TO UART MODE CONTROL 0 SCON 7 SMO 1 SCON 7 FE 8 UART RECEIVED ADDRESS D0 TO D7 PROGRAMMED ADDRESS COMPARATOR INUART MODE n OR MODE 3 AND SM2 MEA REN 1 RB8 1 AND RECENED ADDRESS PROGRAMMED ADDRESS OWN A ADDRESS RECEIVED CLEAR SM2 TO RECEIVE DATA BYTES 3 C WHEN ALL DATA BYTES HAVE BEEN RECEIVED SET SM2 TO WAIT FOR NEXT ADDRESS 9 UART 89C51 89C52 89C54 89C58 6 4 4 3 IPH 10 11 12 IPHCInterrupt Priority High 4 IPH SER B7H IPH 12 IPH IP IPH x IP x 0 0 0
19. MOVX G DPTR A RAM 16 222A ACC JMP A DPTR DP TR SFRs 0 70 k 40 4 85 C 65 150 C EA s l 0 13 0 V Vss 0 5 6 5 V O 15 mA 1 5 w 1 AC DC 2 3 Vss Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 AC Tamb20 C 470 C z 40 C 485 C MIN MAX l tci cr U 33MHZ 0 33 MHz Tamb20 C 70 C Zi 40 C 85 C 5V 1096 Vss 0V MIN TYP MAX Vi 4 5V lt Vcc lt 5 5V 0 5 0 2Vcc V 0 1 Vin 0 2Vcc Vcc V 0 1 2 3 EA 0 9 0 5 Vm XTAL1 RST 0 7Vcc Vcc 0 V 5 Vo
20. HO H1 H2 LO L1 B 2 FLASH EPROM P89C51 52 54 58 2 E TUE E TUE E TES H Lo D Tx CT Om OE TOS s sJ ed 9F 9E 9D 9C 9B 9A 99 98 s s T sz To TI m Tes I s I lon SFR z nm HH SFR 80C51 SFR 100 FLASH B AR o GF s T T XXXXXXXOB XXXX00X0B I Fo pee Tex ex pee Tr Tor T gt ow EIE je T 35 DCEN XXXXXX00B 0 00H 1 00H 2 00H 0 00H 31 00H 2 00 H Fax 38730925 Tel 020 38730916 38730917 38730976 38730977 e FLASH EPROM FA 0 64K e 100 10
21. YCC 0 7V A 1 0 1 2 3 2 v 5 2 2 2 54 I c c 2 1 20 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 6 T 0 C 70 C 0 ALE PSEN 100 pF 80 uF 8 Io lo 15mA REFRA Io 8 26mA I o 7 1mA I o 9 ALE ALE ALE 10 2 5 p 1 5 p F EA 25pF Tamb 0 C to 70 C or 40 C to 85 C Voce 5 V 10 Vss 0V1 2 3 VARIABLE CLOCK4 33MHz CLOCK sa some aaa m ome maf pemmmt ame T Speed versions J U 33 MHz 14 Poo 10 w a e 21 tAvLL o 44 71 ua uw 34 ALE iow to vaid instruon mas un 4 AEtbwtePSENOw to _
22. 0 1 1 1 0 2 1 1 3 16 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 7 FP Br X0 1 IFO NL Y T 03H TO 2 TPO Y OBH X1 3 IE1 N L Y T 13H T 4 TF1 Y 1BH SP 5 R1 TI N 23H T2 6 TF2 EXF2 N 2BH T 1 L 2 T IE 0A8H 7 6 5 EA ET2 1 0 EA 0 EA 1 2 1 1 0 0 10 IE IP 0B8H am PT2 PS PTI PX1 tt 1 0 2 1 1 0 0
23. 1 12 2 1 2 1 3 39 5 lt 4165536 RCAPPH RCAP SDII RCAP2H RCAP2L RCAP2H RCAP2L 16 6 2 T2CON RCLK TCLK 1 2 TH2 TF2 2 2 EXEN2 T2 T2EX P B 1 0 EXF2 T2 CTH2 TL2 RCAP2H RCAP2L 2 T2EX TH2 TL2 Osc 2 T2 2 1 TH2 THI RCAP2
24. 4KX8 8K gt x8 16KX8 32KX8 FLASH P89C51 P89C52 P89C54UB P89C58UB 0 70 PLCC 5V 0 33 SOTI UBAA UBAA AA AA 87 2 FLASH P89C51 P89C52 P89C54UB P89C58UB 0 70 PDIP 5V 0 33 SOTI UBPN UBPN PN PN 29 1 FLASH P89C51 P89C52 P89C54UB P89C58UB 0 70 PQFP 5V 0 33 QFP4 UBB B UBB B BB BB 4 FLASH P89C51 P89C52 P89C54UF P89C58UF 40 85 5V 0 33 SOTI UFAA UFA A AA AA PLCC 87 2 FLASH P89C51 P89C52 P89C5AUF P89C58UF 40 85 5V 0 33 SOTI UFP N UFP N PN PN PDIP 29 1 FLASH P89C51 P89C52 P89C54UF P89C58UF 40 85 5V 0 33 QFP4 UFBB UFB B BB BB PQFP 4 1 Phillips 25 S 0 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 P89CXX V B AA BB PN P89C51 FLASH U 33MHz B 0C 70C AA PLCC P89C52 FLASH F 40C 85 C BB PQFP P89C54 FLASH PN PDIP P89C58 FLASH RAM ADDR REGISTER B REGISTER TIMING AND CONTROL OSCI INSTRUCTION REGISTER SFRs TIMERS o z 9 r o z 2 u gt t a z Q o ul O Tel L P1 5 P1 6 P17 RST RxD P3 0 TxD P3 1 INTO P3 2 TNTT P3 3 TOP3 4 THP3 5 WR P3 6 RD P3 7 XTAL2 XTAL1 Vss A v e ADDRESS AND TURA Vcc
25. TCLK 2 1 3 TCLK 0 1 T2CON 3 2 2 VF T2EX EXEN2 0 T2EX 2 T2CON 2 2 1 T2CON 1 2 0 0SC 12 1 CP RL2 T2CON 0 EXEN2 I T2EX EXEN2 1 2 T2EX RCLK 1 TCLK 1 1 2 T2CON 3 2 RCLK TCLK CP RL2 TR2 0 0 1 16 0 1 1 16 1 x l X X 0 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 Transition Detector T2EX Pin Control EXEN2 2 2 T2MOD 0C9H XXXX XX00B 7 6
26. 0 0 SADDR 1100 0000 SADEN 1111 1001 Given 1100 0x x 0 1 SADDR 1110 0000 SADEN 1111 1001 Given 1110 0 0 2 SADDR 1110 0000 SADEN 1111 1100 Given 1110 00 0 0 0 11100110 ALI 0 11100101 2 2 11100011 0 1 2 11100100 2 1 2 SADDR SADEN 0 FFH SADDR SFR 0A9H SADEN SFR 0B9 0 80C51 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 SCON Address 98H 00000000B SMO FE SM1 SM2 REN TB8 RB8 TI RI 7 6 5 4 3 2 1 0 SM0D0 0 1 FE SMOD
27. Clock rising edge to input data vaid 16 fotctcl 133 21 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 5 t A C D H Ba I L ALE Z REU tu m IER 22 IJ ALE tp ALE PSEN PSEN RD _ W R lt x 8 lt Z O m 1 4 A0 A7 gt FROM R OR DPL I law tavov 1 5 DATA IN P2 0 P2 7 OR A8 A15 FROM DPF A0 A15 FROM PCH 22 Fax 38730925 020 38730916 38730917 38730976 38730977 Tel A0 A7 N FROM RI OR DPL YN DATA OUT X AQ A7 FROM PCL INSTR IN P2 0 P2 7 OR A8 A15 FROM DPF A0 A15 FROM PCH 1 6 k txLxL CLOCK 3 cs tovxH QUTPUT DATA Pp OX XX WRITE TO SBUF gt txHDx txHDV INPUT DATA qu CLEAR RI 1 8
28. 1 2 3 RST EA 0OMHz RAM SER Hiit SUA HA HATTEN Idle Idle CPU RAM Idle Vec RAM SER RAM 2 2 0 RAM SER SER Vec 10ms INTO INTI
29. E EE P0 0 0 7 39 43 36 37 30 WO Po P0 1 32 1 P1 0 1 7 1 8 2 9 40 44 LO PI O PI O P1 O5 1 1 1 3 WIN PI DC 1 2 1 2 T2 P1 0 2 2 2 3 T2EX P1 1 2 2 P2 0 27 21 2431 1825 VO P2 IO P2 1 1 28 P2 DC 16 MOVX DPTR 1 8 MOV Ri P2 LH P2 P3 0 3 7 10 11 5 LO P3
30. wn 1 PSENpusewan secas ov 14 PSENlowtovaidinsmucionin j b ETE oa u ALE pulse width 2tcLc1 40 Address valid to ALE low Address hold after ALE low tCLCL Input instruction hold after PSEN o f Input instruction float after PSEN ec aawo Address to valid instruction in iPLAZ PSEN low to address float Data Memory pma 1516 RDpusewan ese wa 1516 WR pulse win seoro e mov 1516 RD lowto valid datain f saas wx 1516 paahodaerr o mz 15 16 DatafoataferRO o aaas ERES i B Storor 50 E Dus so atewo vaida EEC Duy sie froooss tovardan ETE Dus 1516 aeoo wo aera acceso Du 1516 raoross wala o Wilow or Rion fuac ES e a 4 o eri ow 39 6 Davara WA vannon ea _ Fw te orouanorii ora Pow 1 owiooWinon 7a az mas AB owo aaresto L Fw 1 Aor Wannan L mass was External Clock Higm cuer tctex ow tim i a o 18 Hightime i t8 jtowime t teecteex acn 18 hseme i 1 Faime s Shift Register wa 7 Sempoisekodeme J Tam lex 17 Output data setup to clock rising edge itaas 167 max 17 Output data hold after clock rising edge 2taci s0 hox 17 Ipu aata noia ater cioc isngeae 0 ba 17
31. vcc 05 0 2VCC 0 9 VLOAD 0 1Y Z4 TMNG y voH ov VLOAD REFERENCE _ 02V 1 P di POINTS a 2VCcc 0 VLOAD 9 1V VoL 0 1V 0 45V NOTE NOTE AC inputs during testing are driven at Vcc 0 5 for a logic 1 and 0 45V for a logic 0 For timing purposes a port is no longer floating when a 100mV change from Timing measurements are made at ViH min for a logic 1 and VE max fora logic 0 load voltage occurs and begins to float when a 100mV change from the loaded Vou Vo level occurs oHioL 2 320mA 1 9 AC E20 23 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 lcc mA Icc MAX IDLE MODE Icc IDLE MODE TYP 28 20 24 Frequency at XTAL1 MHz 32 2 1 Ice NC NC CLOCK SIGNAL CLOCK SIGNAL E22 Icec 2 3 I c c E24 I cc i 24 Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 2 5 I cc Vc c 2 v 5 v FLASH LA SH 8 9C51 8 9C52 89C54 89C58 3
32. 6 TL2 TH2 T2EX 2 TL2 TH2 RCAP2L RCAP2H 2 Fi TF2 OFFFFH TL2 TH2 2 EXF2 EXF2 17 EXF2 492 FE Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 RCLK C T2 CP RL2 T2CON 7 2 2 RCLK TCLK 1 TF2 T2CON 6 2 EXEN2 1 H T2EX F2 2 EXF2 1 CPU 2 EXF2 DCEN 1 EXF2 T2CON 5 RCLK 2 1 3 RCLK 0 1 T2CON 4
33. BL 0 SMO SMOD P T ORINI 1 g g H SMO SMI Mode 0 0 fosc 12 b 8 UART 0 2 9 UART fosc 64 fosc 32 1 3 9 UART 2 3 SM2 1 IT RA MRR 9 RB8 1 RI 1 SM2 1 RI 0 SM2 0 2 3 9 2 3 9 1 0 TI 0 8 RI 0 8
34. FF FF T2CON CK 4 TCLK RCLK 1 2 TCLK 0 1 TCLK 1 2 RCLK 1 2 6 2 TH2 dii 2 RCAP2H RCAP2L 16 RCAP2H RCAP2LR 1 3 2 I MN 2 1 3 e C T2 0 2 2 2
35. PO 0 ADO P0 1 AD1 Po 2 AD2 P0 3 AD3 P0 4 AD4 P0 5 AD5 PO 6 AD6 P0 7 AD7 EANVpp ALE PSEN P2 7 A15 P2 6 A14 P2 5 A13 P2 4 A12 P2 3 A11 P2 2 A10 P2 1 A49 P2 0 AB DATA BUS ADDRESS BUS 0205 38730916 38730917 38730976 38730977 Fax 38730925 PLCC CLCC Function Function Function NIC P34 TO P2 7 A15 z 5 P1 0 T2 P3 5 T1 PSEN P1 1 T2EX P3 5 WR ALE P1 2 P3 7 RD NIC P1 3 XTAL2 EAN pp P1 4 XTAL1 P0 7 AD7 P1 5 Vss P0 6 AD6 P1 6 NIC P0 5 AD5 P1 7 P2 0 A8 P0 4 AD4 RST P2 1 A9 P0 3 AD3 P3 0 RxD P2 2 A10 P0 2 AD2 NIC P2 8 A11 P0 1 AD1 P3 1 TxD 28 P24 A12 PO 0 ADO P3 2 INTO 29 P2 5 A13 Voc P3 3 INTT 30 P26 A14 cO me O Q p GQ N Pin Function Pin Function Pin Function 1 P15 16 Vss 31 PO 6 AD6 2 P16 17 MC 32 PUO05 AD5 3 P17 18 P2 0 A8 33 PO4 AD4 4 RST 19 P2 1 A9 34 PO3 ADS 5 P30RXD 20 P22 A10 35 PO2 AD2 6 NC 21 P23 AM 88 PO I AD1 7 P3AMO 22 P24 A12 37 POU ADO 8 P32 NTO 28 P25 A13 38 Vec 9 P33 NTI 24 P26 A14 39 NIC 10 P34 TO 25 P27 A15 40 P10T M P351 26 PSEN 41 PLTT2EX i12 P36 WR 27 AE 42 P12 13 P37 RD 28 NIC 43 P13 14 XTAL2 29 EANpp 44 P14 XTAL1 P0 7 AD7 NO INTERNAL CONNECTION Tel 020 38730916 38730917 38730976 38730977 Fax 38730925 DIP LCC QFP Vss 20 22 16 I 0v Vcc 40 44 38 I myth B

Guangzhou zhouli microcontroller PHILIPS P89C5x microcontroller handbook

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