Raspberry Pi Pico's built-in bootloader allows you to write firmware via USB or SWD. However, in some situations, other interfaces may be useful. Picoboot3 now offers the options of UART, I2C and SPI.
This contains designs, firmware, and client side libraries for the mjbots pi3hat. It is a daughterboard for Raspberry Pi (tm) boards and similar to provide: All files contained in this repository, ...