/technologies/test-and-measurement/b/blog/posts/mini-project-pico-pi-programmable-lab-switch---1-uart-and-freertosIn this series, I design a programmable lab switch based on RP2040, that can turn a set of signals or supplies on or off. Over USB. SCPI compatible.In this post: understand RP2040 UART with interrupts. image source: a similar exercise o...en-USTelligent Community 12