Channel Enable read and Set for all DMA channels.
| ENA0 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA1 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA2 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA3 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA4 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA5 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA6 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA7 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA8 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA9 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA10 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA11 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA12 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA13 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA14 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA15 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA16 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| ENA17 | Enable for DMA channels 17:0. Bit n enables or disables DMA channel n. 0 = disabled. 1 = enabled. |
| RESERVED | Reserved. |