Prerequisites: RaspberryPi Universal Expansion Board MAX 3232 Pmod Board (Page 5) Using Serial Port with MAX 3232 Pmod Board Our goal is connecting the STM32 MCU (STM32F103RBT6) to the Computer’s Serial Port via the onboard CPLD(EPM240T100C5) and the MAX 3232 Pmod Board. In the beginning, the MAX 3232 Pmod Board should be attached to the […]