cs5535 National Semiconductor Corporation, cs5535 Datasheet - Page 64

• Manufacturer Part Number: cs5535
• Description: Geode Cs5535 Companion Multi-function South Bridge
• Manufacturer: National Semiconductor Corporation

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Global Concepts and Features
I/O Addr.
08Ch-08Eh No Specific Usage
08Fh
090h-091h
092h
093h-09Fh
0A0h
0A1h
0A2h-0BFh No Specific Usage
0C0h
0C1h
0C2h
0C3h
0C4h
0C6h
0C7h
0C8h
0CAh
0CBh
0CCh
0CDh
0CEh
0CFh
0D0h
0D1h
0D2h
0D3h
0D4h
0D5h
0D6h
0D7h
0D8h
0D9h
0DAh
0DBh
0DCh
0DDh
0DEh
0DFh
Function
DMA C4 Low Page
No Specific Usage
Port A
No Specific Usage
PIC Slave - Command/Status
PIC Slave - Command/Status
Master DMA Address - Channel 4
No Specific Usage
Master DMA Counter - Channel 4
No Specific Usage
Master DMA Address - Channel 5
Master DMA Counter - Channel 5
No Specific Usage
Master DMA Address - Channel 6
Master DMA Counter - Channel 6
No Specific Usage
Master DMA Address - Channel 7
No Specific Usage
Master DMA Counter - Channel 7
No Specific Usage
Master DMA Command/Status - Channels [7:4]
No Specific Usage
Master DMA Request - Channels [7:4]
No Specific Usage
Master DMA Mask - Channels [7:4]
No Specific Usage
Master DMA Mode - Channels [7:4]
No Specific Usage
Master DMA Clear Pointer - Channels [7:4]
No Specific Usage
Master DMA Reset - Channels [7:4]
No Specific Usage
Master DMA Reset Mask - Channels [7:4]
No Specific Usage
Master DMA General Mask - Channels [7:4]
No Specific Usage
Table 3-6. Legacy I/O: 000h-4FFh (Continued)
(Continued)
64
Size
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
8-bit
---
---
Shw@
Shw@
Shw$
Shw$
Shw$
R/W
Rec
Rec
WO
WO
WO
WO
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
---
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---
---
---
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---
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Comment
Write LPC and DMA. Read only
DMA.
Upper addr bits [23:16]
ment at 080h.
If kel_porta_en is enabled, then
access Port A; else access LPC.
16-bit values in two transfers.
16-bit values in two transfers.
16-bit values in two transfers.
16-bit values in two transfers.
16-bit values in two transfers.
16-bit values in two transfers.
16-bit values in two transfers.
16-bit values in two transfers.
See com-
Revision 0.8