Mini ST-LINK/V2, in-circuit debugger/programmer for STM8 and STM32
The S9V11MA switching step-up/step-down regulator efficiently produces a...
Measuring approx 1" x 6", this standard-thickness FR4, gold plate ruler has the most common component packages you'll encounter. It also has font size guide, trace-width diagram, and a set of AWG-sized drills so you can gauge your wire thicknesses. Adafruit 1554