Datasheet
DS80C390 Dual CAN High-Speed Microprocessor
31 of 53
Table 1. SFR Locations
REGISTER BIT7 BIT6 BIT5 BIT4 BIT3 BIT2 BIT1 BIT0 ADDRESS
P4 P4.7 P4.6 P4.5 P4.4 P4.3 P4.2 P4.1 P4.0 80h
SP 81h
DPL 82h
DPH 83h
DPL1 84h
DPH1 85h
DPS ID1 ID0 TSL — — — — SEL 86h
PCON SMOD_0 SMOD0 OFDF OFDE GF1 GF0 STOP IDLE 87h
TCON TF1 TR1 TF0 TR0 IE1 IT1 IE0 IT0 88h
TMOD GATE
C/T
M1 M0 GATE
C/T
M1 M0 89h
TL0 8Ah
TL1 8Bh
TH0 8Ch
TH1 8Dh
CKCON WD1 WD0 T2M T1M T0M MD2 MD1 MD0 8Eh
P1 INT5/P1.7 INT4/P1.6 INT3/P1.5 INT2/P1.4 TXD1/P1.3 RXD1/P1.2 T2EX/P1.1 T2/P1.0 90h
EXIF IE5 IE4 IE3 IE2 CKRY RGMD RGSL BGS 91h
P4CNT — SBCAN P4CNT.5 P4CNT.4 P4CNT.3 P4CNT.2 P4CNT.1 P4CNT.0 92h
DPX 93h
DPX1 95h
C0RMS0 96h
C0RMS1 97h
SCON0 SM0/FE_0 SM1_0 SM2_0 REN_0 TB8_0 RB8_0 TI_0 RI_0 98h
SBUF0 99h
ESP — — — — — — ESP.1 ESP.0 9Bh
AP 9Ch
ACON — — — — — SA AM1 AM0 9Dh
C0TMA0 9Eh
C0TMA1 9Fh
P2 P2.7 P2.6 P2.5 P2.4 P2.3 P2.2 P2.1 P2.0 A0h
P5 P5.7 P5.6 P5.5 P5.4 P5.3 P5.2 P5.1 P5.0 A1h
P5CNT CAN1BA CAN0BA SP1EC C1_I/O C0_I/O P5CNT.2 P5CNT.1 P5CNT.0 A2h
C0C ERIE STIE PDE SIESTA CRST AUTOB ERCS SWINT A3h
C0S BSS EC96/128 WKS RXS TXS ER2 ER1 ER0 A4h
C0IR INTIN7 INTIN6 INTIN5 INTIN4 INTIN3 INTIN2 INTIN1 INTIN0 A5h
C0TE A6h
C0RE A7h
IE EA ES1 ET2 ES0 ET1 EX1 ET0 EX0 A8h
SADDR0 A9h
SADDR1 AAh
C0M1C MSRDY ETI ERI INTRQ EXTRQ MTRQ ROW/TIH DTUP ABh
C0M2C MSRDY ETI ERI INTRQ EXTRQ MTRQ ROW/TIH DTUP ACh
C0M3C MSRDY ETI ERI INTRQ EXTRQ MTRQ ROW/TIH DTUP ADh
C0M4C MSRDY ETI ERI INTRQ EXTRQ MTRQ ROW/TIH DTUP AEh
C0M5C MSRDY ETI ERI INTRQ EXTRQ MTRQ ROW/TIH DTUP AFh
P3 P3.7 P3.6 T1 T0 INT1 INT0 TXD0 RXD0 B0h
C0M6C MSRDY ETI ERI INTRQ EXTRQ MTRQ ROW/TIH DTUP B3h
C0M7C MSRDY ETI ERI INTRQ EXTRQ MTRQ ROW/TIH DTUP B4h
C0M8C MSRDY ETI ERI INTRQ EXTRQ MTRQ ROW/TIH DTUP B5h
C0M9C MSRDY ETI ERI INTRQ EXTRQ MTRQ ROW/TIH DTUP B6h
C0M10C MSRDY ETI ERI INTRQ EXTRQ MTRQ ROW/TIH DTUP B7h
IP — PS1 PT2 PS0 PT1 PX1 PT0 PX0 B8h
SADEN0 B9h
SADEN1 BAh
C0M11C MSRDY ETI ERI INTRQ EXTRQ MTRQ ROW/TIH DTUP BBh
C0M12C MSRDY ETI ERI INTRQ EXTRQ MTRQ ROW/TIH DTUP BCh
C0M13C MSRDY ETI ERI INTRQ EXTRQ MTRQ ROW/TIH DTUP BDh