SC2200 NSC [National Semiconductor], SC2200 Datasheet - Page 105

• Manufacturer Part Number: SC2200
• Description: Thin Client On a Chip
• Manufacturer: NSC [National Semiconductor]

Revision 3.0
SuperI/O Module
Index 75h
Indicates selected DMA channel for DMA 1 of the logical device (1 - the second DMA channel in case of using more than one DMA
channel).
Index F0h-FEh
Special (vendor-defined) configuration options.
7:3
2:0
Bit
Description
Reserved.
DMA 1 Channel Select: This bit field selects the DMA channel for DMA 1.
The valid choices are 0-3, where a value of 0 selects DMA channel 0, 1 selects channel 1, etc.
A value of 4 indicates that no DMA channel is active.
Values 5-7 are reserved.
(Continued)
Table 4-3. Standard Configuration Registers
Logical Device Configuration (R/W)
DMA Channel Select 1 (R/W)
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