National Instruments AT-MIO-16X - Manual (Page 108)

Chapter 4 Register Map and Descriptions
AT-MIO-16X User Manual 4-12 © National Instruments Corporation
Table 4-2. DMA Channel Selection
Bit Pattern Effect Bit Pattern Effect
DM
ACHAB
2
DM
ACHAB
1
DM
ACHAB
0
Primary
DMA Channel
Selected (A)
D
M
ACHB
B
2
D
M
ACHB
B
1
D
M
ACHB
B
0
Secondary
DMA Channel
Selected (B)
0 0 0 DMA Channel 0 0 0 0 DMA Channel 0
0 0 1 DMA Channel 1 0 0 1 DMA Channel 1
0 1 0 DMA Channel 2 0 1 0 DMA Channel 2
0 1 1 DMA Channel 3 0 1 1 DMA Channel 3
1 0 0 No effect 1 0 0 No effect
1 0 1 DMA Channel 5 1 0 1 DMA Channel 5
1 1 0 DMA Channel 6 1 1 0 DMA Channel 6
1 1 1 DMA Channel 7 1 1 1 DMA Channel 7