PROGRAMMER GUIDE
Copyright 2001
C-3
DAC128V HARDWARE REFERENCE
C.5 Word Access Address Translation
Table C-3 shows the relationship between VME, PC-AT, and NuBus local bus addresses,
and the IP Module address for word accesses. In the table, BASE represents the I/O or ID
base address. All addresses are in hexadecimal.
Table C-3 Word Access Address Translation Table
VMEbus Address PC-AT Bus Address NuBus Address IP Module Address
BASE + 0x0
BASE + 0x0
BASE + 0x2
IPA = 0x00
BASE + 0x2
BASE + 0x2
BASE + 0x6
IPA = 0x01
BASE + 0x4
BASE + 0x4
BASE + 0xA
IPA = 0x02
BASE + 0x6
BASE + 0x6
BASE + 0xE
IPA = 0x03
BASE + 0x8
BASE + 0x8
BASE + 0x12
IPA = 0x04
BASE + 0xA
BASE + 0xA
BASE + 0x16
IPA = 0x05
BASE + 0xC
BASE + 0xC
BASE + 0x1A
IPA = 0x06
BASE + 0xE
BASE + 0xE
BASE + 0x1E
IPA = 0x07
BASE + 0x10
BASE + 0x10
BASE + 0x22
IPA = 0x08
BASE + 0x12
BASE + 0x12
BASE + 0x26
IPA = 0x09
BASE + 0x14
BASE + 0x14
BASE + 0x1A
IPA = 0x0A
BASE + 0x16
BASE + 0x16
BASE + 0x2E
IPA = 0x0B
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