0x????
0 7:0 SRCADDR[15:8] The DMA channel source address, high byte
1 7:0 SRCADDR[7:0] The DMA channel source address, low byte
2 7:0 DESTADDR[15:8] The DMA channel destination address, high byte.
Note that flash memory is not directly writeable.
3 7:0 DESTADDR[7:0] The DMA channel destination address, low byte.
Note that flash memory is not directly writeable.
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