PCI1031 Datasheet, PDF (41/100 Pages) Texas Instruments – PCI-TO-PC CARD16 CONTROLLER UNIT

PCI1031
PCI-TO-PC CARD16 CONTROLLER UNIT
SCPS008B – FEBRUARY 1996 – REVISED DECEMBER 1997
PCI class code register
Bit
23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Name
PCI class code
Byte
Base Class
Sub class
Programming Interface
Type
RRRRRRRRRRRRRRRRRRRRRRRR
Default 0 0 0 0 0 1 1 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0
Register: PCI class code
Type:
Read only
Offset:
09h
Default: 060500h
Description: The PCI class code indicates that the PCI1031 is a bridge device (06h), a PCMCIA bridge
(05h), with 00h programming interface.
cache line size register
Bit
7
6
5
4
3
2
1
0
Name
Cache line size
Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Default
0
0
0
0
0
0
0
0
Register: Cache line size
Type:
Read/write, nonfunctional
Offset:
0Ch
Default: 00h
Description: This register is nonfunctional.
PCI latency timer register
Bit
7
6
5
4
3
2
1
0
Name
PCI latency timer
Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Default
0
0
0
0
0
0
0
0
register: pci latency timer
Type:
Read/write, nonfunctional
Offset:
0Dh
Default: 00h
Description: This register is nonfunctional.
PCI header-type register
Bit
7
6
5
4
3
2
1
0
Name
Type
PCI header type
R
R
R
R
R
R
R
R
Default
1
0
0
0
0
0
1
0
Register: PCI header type
Type:
Read only
Offset:
0Eh
Default: 82h
Description: The PCI header type register indicates that the PCI1031 uses a CardBus bridge configuration
header. It also identifies the PCI1031 as a multifunction device.
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