Question

What is DMA controller??

Answer 1

Hey mate here is your answer》》

Direct memory access (DMA) is a method that allows an input/output (I/O) device to send or receive data directly to or from the main memory, bypassing the CPU to speed up memory operations. The process is managed by a chip known as a DMA controller (DMAC).

Hope this answer will help you..《《

Answer 2

Direct memory access is a feature of computer systems that allowed certain hardware subsystems to access main system memory , independent of the central processing unit.

hope it help you