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DS89C420 Datasheet(PDF) 9 Page - Maxim Integrated Products |
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DS89C420 Datasheet(HTML) 9 Page - Maxim Integrated Products |
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9 / 58 page  DS89C420 9 of 58 Table 2. SPECIAL FUNCTION REGISTERS REGISTER ADDR BIT7 BIT6 BIT5 BIT4 BIT3 BIT2 BIT1 BIT0 P0 80h P0.7 P0.6 P0.5 P0.4 P0.3 P0.2 P0.1 P0.0 SP 81h — — — — — — — — DPL 82h — — — — — — — — DPH 83h — — — — — — — — DPL1 84h — — — — — — — — DPH1 85h — — — — — — — — DPS 86h ID1 ID0 TSL AID — — — SEL PCON 87h SMOD_0 SMOD0 OFDF OFDE GF1 GF0 STOP IDLE TCON 88h TF1 TR1 TF0 TR0 IE1 IT1 IE0 IT0 TMOD 89h GATE C/ T M1 M0 GATE C/ T M1 M0 TL0 8Ah — — — — — — — — TL1 8Bh — — — — — — — — TH0 8Ch — — — — — — — — TH1 8Dh — — — — — — — — CKCON 8Eh WD1 WD0 T2M T1M T0M MD2 MD1 MD0 P1 90h P1.7/ 5 INT P1.6/INT4 P1.5/ 3 INT P1.4/INT2 P1.3/TXD1 P1.2/RXD1 P1.1/T2EX P1.0/T2 EXIF 91h IE5 IE4 IE3 IE2 CKRY RGMD RGSL BGS CKMOD 96h — — T2MH T1MH T0MH — — — SCON0 98h SM0/FE_0 SM1_0 SM2_0 REN_0 TB8_0 RB8_0 TI_0 RI_0 SBUF0 99h — — — — — — — — ACON 9Dh PAGEE PAGES1 PAGES0 — — — — — P2 A0h P2.7 P2.6 P2.5 P2.4 P2.3 P2.2 P2.1 P2.0 IE A8h EA ES1 ET2 ES0 ET1 EX1 ET0 EX0 SADDR0 A9h — — — — — — — — SADDR1 AAh — — — — — — — — P3 B0h P3.7/ RD P3.6/ WR P3.5/T1 P3.4/T0 P3.3/ 1 INT P3.2/ 0 INT P3.1/TXD0 P3.0/RXD0 IP1 B1h — MPS1 MPT2 MPS0 MPT1 MPX1 MPT0 MPX0 IP0 B8h — LPS1 LPT2 LPS0 LPT1 LPX1 LPT0 LPX0 SADEN0 B9h — — — — — — — — SADEN1 BAh — — — — — — — — SCON1 C0h SM0/FE_1 SM1_1 SM2_1 REN_1 TB8_1 RB8_1 TI_1 RI_1 SBUF1 C1h — — — — — — — — ROMSIZE C2h — — — — PRAME RMS2 RMS1 RMS0 PMR C4h CD1 CD0 SWB CTM 4X/ X 2 ALEON DME1 DME0 STATUS C5h PIS2 PIS1 PIS0 — SPTA1 SPRA1 SPTA0 SPRA0 TA C7h — — — — — — — — T2CON C8h TF2 EXF2 RCLK TCLK EXEN2 TR2 C/ 2 T CP/ 2 RL T2MOD C9h — — — — — — T2OE DCEN RCAP2L CAh — — — — — — — — RCAP2H CBh — — — — — — — — |
Similar Part No. - DS89C420_02 |
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Similar Description - DS89C420_02 |
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