https://onlinedocs.microchip.com/oxy/GUID-450989FA-38E4-4D68-AB61-15ADB29AD718-en-US-6/GUID-4DAFB84B-D4AB-4B3D-8B00-BADD67C6A946_3.html
3.31.28 Extensible DMA Controller (XDMAC)
The DMA Controller (XDMAC) can transfer data between memories and peripherals, and thus off-load these tasks from the CPU. It enables high data transfer rates...
extensibledmacontroller