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.
We cover so many projects here at Hackaday that lead the author down a rabbit hole of technological investigation that distracts us from the task of bringing them to you. Such a project is ...
XDA Developers on MSN
Pizza turns your spare Raspberry Pi Zero W and 2 W into an Arduino
Setting it up is really easy.
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