Hi,
Using a 2 layer board for this device is not recommended, ideally you want to use a 4 layer board to have internal layers isolated for ground planes that shield FB from other high noise traces. It is much harder to keep low noise on a 2 layer board…
Hi,
霄 吴 说: 1.about the "What's the definition of group of udma"
I don't know what is "group", but, I found it in the codes of vision_apps,
ti-processor-sdk-rtos-j721e-evm-08_04_00_06/vision_apps/kernels/img_proc/c66/vx_dma_transfers…