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Intel386™ EX EMBEDDED MICROPROCESSOR USER’S MANUAL
4-16
F018H Byte DMABSR X1X10000B
F019H Byte DMACHR/DMAIS 00H
F01AH Byte DMACMD2 08H
F01BH Byte DMAMOD2 00H
F01CH Byte DMAIEN 00H
F01DH Byte DMAOVFE 0AH
F01EH Byte DMACLRTC Not a register
Master Interrupt Controller
F020H 0020H Byte ICW1m/IRRm/ISRm/
OCW2m/OCW3m
XX
F021H 0021H Byte ICW2m/ICW3m/ICW4m/
OCW1m/POLLm
XX
Address Configuration Register
0022H 0022H Word REMAPCFG 0000H
Timer/counter Unit
F040H 0040H Byte TMR0 XX
F041H 0041H Byte TMR1 XX
F042H 0042H Byte TMR2 XX
F043H 0043H Byte TMRCON XX
DMA Page Registers
F080H Reserved
F081H 0081H Reserved
F082H 0082H Reserved
F083H 0083H Byte DMA1TAR2 XX
F084H Reserved
F085H Byte DMA1TAR3 XX
F086H Byte DMA0TAR3 XX
F087H 0087H Byte DMA0TAR2 XX
F088H Reserved
F089H 0089H Reserved
F08AH 008AH Reserved
F08BH 008BH Reserved
F08CH Reserved
Table 4-2. Peripheral Register Addresses (Sheet 2 of 6)
Expanded
Address
PC/AT
Address
Access Type
(Byte/Word)
Register Name Reset Value
NOTES:
1. Byte pointer in flip-flop in DMA determines which register is accessed.
2. Shaded rows indicate reserved areas.