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5.4 Transmit DMA Selection - J8

J8 Selects the DMA channel to be used for Transmit DMA. Three channels (1 - 3) are

available on the MPA-100 for DMA. When selecting a DMA channel, both the DMA

acknowledge (DACK) and the DMA request (DRQ) for the appropriate channel need to be

selected. Table 7 summarizes the jumper block selections for J8.

Table 7 Jumper block J8 selections.

6-12

5-11

Channel 3 (Default)

4-10

3-9Channel 2

2-8

1-7Channel 1

PinsDMA Channel

5.5 Receive DMA Selection - J9

J9 selects the DMA channel to be used for Receive DMA. Three channels (1 - 3) are

available on the MPA-100 for DMA. When selecting a DMA channel, both the DMA

acknowledge (DACK) and the DMA request (DRQ) for the appropriate channel need to be

selected. Table 8 summarizes the jumper block selections for J9.

Table 8 Jumper block J9 selections.

6-12

5-11Channel 3

4-10

3-9Channel 2

2-8

1-7

Channel 1 (Default)

PinsDMA Channel

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