CS5535-UDCF AMD (ADVANCED MICRO DEVICES), CS5535-UDCF Datasheet - Page 429

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CS5535-UDCF

Manufacturer Part Number
CS5535-UDCF
Description
Manufacturer
AMD (ADVANCED MICRO DEVICES)
Datasheet

Specifications of CS5535-UDCF

Operating Temperature (min)
0C
Operating Temperature (max)
85C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Lead Free Status / RoHS Status
Compliant

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Quantity:
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Direct Memory Access Register Descriptions
Master DMA Channel [7:4] Command (DMA_CH7:4_CMD)
I/O Address
Type
Reset Value
6.13.2.14 Master DMA Channel [7:4] Software Request (DMA_CH7:4_SFT_REQ)
I/O Address
Type
Reset Value
AMD Geode™ CS5535 Companion Device Data Book
DACK_SENSE DREQ_SENSE
Bit
1:0
Bit
7:3
1:0
7
6
5
4
3
2
2
7
7
Name
DACK_SENSE
DREQ_SENSE
WR_TIMING
PR_MODE
TM_MODE
DMA_DIS
RSVD
RSVD
DMA_RQ
DMA_CH_SEL
Name
0D0h
W
xxh
0D2h
WO
xxh
6
6
WR_TIMING
Description
DACK Sense. 0: Active low; 1: Active high.
DREQ Sense. 0: Active high; 1: Active low.
Write Timing. 0: Late write; 1: Extended write.
Priority Mode. 0: Fixed priority; 1: Rotating priority.
Timing Mode. 0: Normal timing; 1: Compressed timing.
DMA Disable. 0: DMA enable for Channels [7:4]; 1: DMA disable for Channels [7:4].
Reserved. Bit 0 must be written with value 0; bit 1 value is don’t care.
Description
Reserved. Write value is don’t care.
DMA Request. Set to 1 to enable DMA request.
DMA Channel Select.
00: Channel 4.
01: Channel 5.
RSVD
DMA_CH7:4_SFT_REQ Bit Descriptions
5
5
DMA_CH7:4_SFT_REQ Register Map
DMA_CH7:4_CMD Bit Descriptions
DMA_CH7:4_CMD Register Map
PR_MODE
4
4
TM_MODE
3
3
10: Channel 6.
11: Channel 7.
DMA_DIS
DMA_RQ
2
2
31506B
1
1
DMA_CH_SEL
RSVD
0
0
429

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