I designed a sd card interface for AI-Thinker A9G, like the devboard (pudding Board).
reference schematic: [login to view URL]
Board: [login to view URL]
I cannot find my mistake.
I will provide schematic and pcb layout from altium.
Please help me to find the mistake, why i cannot write to sd Card
3 freelanceria on tarjonnut keskimäärin 25€ tähän työhön
hello sir i am professional electrical engineer and i have years of experience of pcb design and i can do this work very easily please come inbox so we can start the work sir