GD32F3x0_Firmware_Library/Examples/GPIO/Running_led/readme.txt

/*!
    \file  readme.txt
    \brief description of the Running_led example
*/

/*
    Copyright (C) 2017 GigaDevice

    2017-06-06, V1.0.0, firmware for GD32F3x0
*/

  This example is based on the GD32350R-EVAL board, it provides
a description of Running_led. After system start-up, firstly, LED1 
on, then, LED2 on, four LEDs can light periodically.