Channel Busy status for all DMA channels.
| BSY0 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY1 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY2 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY3 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY4 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY5 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY6 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY7 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY8 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY9 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY10 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY11 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY12 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY13 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY14 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY15 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY16 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| BSY17 | Busy flag for DMA channel n. Bit n corresponds to DMA channel n. 0 = not busy. 1 = busy. |
| RESERVED | Reserved. |