This Arduino sketch enables serial communication to read user input from the Serial Monitor, including an integer, a floating-point number, and a string, and then echoes the input back. It is designed ...

I'm trying to write a small routine to allow a user to send data to a sketch on the pico, it's based upon a fairly common Arduino forums sketch (I think by the user Robin2): //serial uint8_t newData = ...

The MAX7219 is a compact, serial input/output common-cathode display driver that interface microprocessors (µPs) to 7-segment numeric LED displays of up to 8 digits, bar-graph displays, or 64 ...