Texas Instruments Dual/Single Socket CardBus and UntraMedia Controller PCI7621 User Manual
Page 145
5−17
5.15 ExCA Memory Windows 0−4 End-Address Low-Byte Registers
These registers contain the low byte of the 16-bit memory window end address for memory windows 0, 1, 2, 3, and 4.
The 8 bits of these registers correspond to bits A19−A12 of the end address.
Bit
7
6
5
4
3
2
1
0
Name
ExCA memory windows 0−4 end-address low-byte
Type
RW
RW
RW
RW
RW
RW
RW
RW
Default
0
0
0
0
0
0
0
0
Register:
ExCA memory window 0 end-address low-byte
Offset:
CardBus Socket Address + 812h:
Card A ExCA Offset 12h
Card B ExCA Offset 52h
Register:
ExCA memory window 1 end-address low-byte
Offset:
CardBus Socket Address + 81Ah:
Card A ExCA Offset 1Ah
Card B ExCA Offset 5Ah
Register:
ExCA memory window 2 end-address low-byte
Offset:
CardBus Socket Address + 822h:
Card A ExCA Offset 22h
Card B ExCA Offset 62h
Register:
ExCA memory window 3 end-address low-byte
Offset:
CardBus Socket Address + 82Ah:
Card A ExCA Offset 2Ah
Card B ExCA Offset 6Ah
Register:
ExCA memory window 4 end-address low-byte
Offset:
CardBus Socket Address + 832h:
Card A ExCA Offset 32h
Card B ExCA Offset 72h
Type:
Read/Write
Default: 00h