FW82801ER S L742 Intel, FW82801ER S L742 Datasheet - Page 160
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FW82801ER S L742
Manufacturer Part Number
FW82801ER S L742
Description
Manufacturer
Intel
Datasheet
1.FW82801ER_S_L742.pdf
(671 pages)
Specifications of FW82801ER S L742
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Functional Description
Table 69. Write Only Registers with Read Paths in ALT Access Mode (Sheet 2 of 2)
160
Addr
04h
05h
06h
07h
08h
20h
I/O
Rds
# of
12
2
2
2
2
6
Access
NOTES:
10
11
12
1. The OCW1 register must be read before entering ALT access mode.
2. Bits 5, 3, 1, and 0 return 0.
1
2
1
2
1
2
1
2
1
2
3
4
5
6
1
2
3
4
5
6
7
8
9
Restore Data
DMA Chan 2 base address low byte
DMA Chan 2 base address high byte
DMA Chan 2 base count low byte
DMA Chan 2 base count high byte
DMA Chan 3 base address low byte
DMA Chan 3 base address high byte
DMA Chan 3 base count low byte
DMA Chan 3 base count high byte
DMA Chan 0–3 Command
DMA Chan 0–3 Request
DMA Chan 0 Mode:
Bits(1:0) = 00
DMA Chan 1 Mode:
Bits(1:0) = 01
DMA Chan 2 Mode:
Bits(1:0) = 10
DMA Chan 3 Mode: Bits(1:0) = 11.
PIC ICW2 of Master controller
PIC ICW3 of Master controller
PIC ICW4 of Master controller
PIC OCW1 of Master controller
PIC OCW2 of Master controller
PIC OCW3 of Master controller
PIC ICW2 of Slave controller
PIC ICW3 of Slave controller
PIC ICW4 of Slave controller
PIC OCW1 of Slave controller
PIC OCW2 of Slave controller
PIC OCW3 of Slave controller
Data
2
1
1
Addr
CCh
C4h
C6h
C8h
CAh
CEh
D0h
42h
70h
I/O
Intel
# of
Rds
1
1
2
2
2
2
2
2
6
®
82801EB ICH5 / 82801ER ICH5R Datasheet
Access
1
2
1
2
1
2
1
2
1
2
1
2
1
2
3
4
5
6
Restore Data
Timer Counter 2 status, bits [5:0]
Bit 7 = NMI Enable,
Bits [6:0] = RTC Address
DMA Chan 5 base address low byte
DMA Chan 5 base address high byte
DMA Chan 5 base count low byte
DMA Chan 5 base count high byte
DMA Chan 6 base address low byte
DMA Chan 6 base address high byte
DMA Chan 6 base count low byte
DMA Chan 6 base count high byte
DMA Chan 7 base address low byte
DMA Chan 7 base address high byte
DMA Chan 7 base count low byte
DMA Chan 7 base count high byte
DMA Chan 4–7 Command
DMA Chan 4–7 Request
DMA Chan 5 Mode: Bits(1:0) = 01
DMA Chan 6 Mode: Bits(1:0) = 10
DMA Chan 7 Mode: Bits(1:0) = 11.
DMA Chan 4 Mode: Bits(1:0) = 00
Data
2
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