FW82801ER S L742 Intel, FW82801ER S L742 Datasheet - Page 348
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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
Lead Free Status / RoHS Status
Not Compliant
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LPC Interface Bridge Registers (D31:F0)
9.2.6
348
DMA_WRSMSK—DMA Write Single Mask Register
(LPC I/F—D31:F0)
I/O Address:
Default Value:
Lockable:
Bit
7:3
1:0
2
Reserved. Must be 0.
Channel Mask Select — WO.
0 = Enable DREQ for the selected channel. The channel is selected through bits [1:0]. Therefore,
1 = Disable DREQ for the selected channel.
DMA Channel Select — WO. These bits select the DMA Channel Mode Register to program.
00 = Channel 0 (4)
01 = Channel 1 (5)
10 = Channel 2 (6)
11 = Channel 3 (7)
only one channel can be masked / unmasked at a time.
Ch. #0
Ch. #4
0000 01xx
No
–
–
3 = 0Ah;
7 = D4h
Intel
Description
Attribute:
Size:
Power Well:
®
82801EB ICH5 / 82801ER ICH5R Datasheet
WO
8-bit
Core
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