I did connect the VCC to 3.3V. I didn't do anything to 5V SPI SCK and MOSI signals, what would you recommend? The write/read test programs has worked once with the CS, DI, SCK and DO connected directly to the mega.
I did connect the VCC to 3.3V. I didn't do anything to 5V SPI SCK and MOSI signals, what would you recommend? The write/read test programs has worked once with the CS, DI, SCK and DO connected directly to the mega.