Intel 386 User Manual page 69

Intel386™ EX EMBEDDED MICROPROCESSOR USER'S MANUAL
Table 4-2. Peripheral Register Addresses (Sheet 4 of 6)
Expanded PC/AT
Address Address
F424H
F426H
F428H
F42AH
F42CH
F42EH
F430H
F432H
F434H
F436H
F438H
F43AH
F43CH
F43EH
F480H
F482H
F484H
F486H
F488H
F48AH
F4A0H
F4A2H
F4A4H
F4A6H
F4C0H
F4C2H
F4C4H
F4C6H
F4C8H
NOTES:
1. Byte pointer in flip-flop in DMA determines which register is accessed.
2. Shaded rows indicate reserved areas.
4-18
Access Type
(Byte/Word)
Word CS4MSKL
Word CS4MSKH
Word CS5ADL
Word CS5ADH
Word CS5MSKL
Word CS5MSKH
Word CS6ADL
Word CS6ADH
Word CS6MSKL
Word CS6MSKH
Word UCSADL
Word UCSADH
Word UCSMSKL
Word UCSMSKH
Synchronous Serial I/O Unit
Word SSIOTBUF
Word SSIORBUF
Byte SSIOBAUD
Byte SSIOCON1
Byte SSIOCON2
Byte SSIOCTR
Refresh Control Unit
Word RFSBAD
Word RFSCIR
Word RFSCON
Word RFSADD
Watchdog Timer Unit
Word WDTRLDH
Word WDTRLDL
Word WDTCNTH
Word WDTCNTL
Word WDTCLR
Register Name Reset Value
0000H
0000H
0000H
0000H
0000H
0000H
0000H
0000H
0000H
0000H
FF6FH
FFFFH
FFFFH
FFFFH
0000H
0000H
00H
C0H
00H
00H
0000H
0000H
0000H
00FFH
003FH
FFFFH
003FH
FFFFH
Not a register