Getting Started With Stm32f103c8 With Mbed+STLink V2: Stm32f103c8 aka blue pill is a cheap ARM cortex m3 based processor which u can easily get by less than 2$ from sites like Aliexpress.This instructable is an intro them ARM mbed platform. Hardware required STM32f03 (STM32f103c8 ,Will work with any st…