A maker developer has squeezed an Arduino onto an SD card. He was inspired by Intel’s Edison compute module and he tried to go one better. The result is the SDuino, an ATMega328P processor-based ...

I have tried numerous tutorials, Arduino examples and I cant get an SD to initialize. There is a card inserted that is formatted with exFAT and there is one file test.txt. Particularly SD Card Module ...

Custom made PCB with a ESP32-PICO-V3-02 and a TF card slot. Since both reading and writing exsisting files works fine, I don't think it is a hardware problem. Open an exists file on sd card for ...