Question

Which of the following model can implement a circular buffer?

(a) dual address mode

(b) 1D model

(c) 2D model

(d) 3D model

I had been asked this question in my homework.

This interesting question is from DMA-II in division Basic Peripherals of Embedded Systems

Answer 1

Correct option is (b) 1D model

To elaborate: The 1D model can implement a circular buffer which makes an automatic reset to bring the address back to the beginning.