VCC Power Connects to 3.3V on the Pico. GND Ground Common reference ground. MISO/DO Master In Slave Out SD → Pico data line.

Assume that you need to log some of your readings from the input pins of your Arduino Uno (or MEGA, etc.) dev board which needs ...

I have tried numerous tutorials, Arduino examples and I cant get an SD to initialize. There is a card inserted that is formatted ...