Hackaday1y
blue pill
The brains of the operation is an STM8S103F module, aka the Blue Pill, which is paired with a DS18B20 temperature sensor. [Tim]’s original coaster has one in a TO-92 package embedded in the top ...
Hackaday7y
The $2 32-Bit Arduino (with Debugging)
The STM32F103C8T6 onboard is a Cortex-M3 processor that runs at 72 MHz ... to use the programmer to drive another device. The “blue pill” designation is just a common nickname referring ...