Files
libopencm3-examples/examples/stm32/f0/stm32f0-discovery/usart_stdio

README

This example program sends a message "Pass: n" with increasing number n from 0 to 200 on USART1 serial line of ST STM32F0DISCOVERY eval board.

The sending is done using newlib library in a blocking way.

Board connections

Port Function Description
PA9 (USART1_TX) TTL serial output (115200,8,N,1)