/*!
    \file    readme.txt
    \brief   description of the EXTI_KeyBoard_Interrupt_mode example
    
    \version 2025-01-01, V2.5.0, firmware for GD32F3x0
*/

/*
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*/

  This example is based on the GD32350R-EVAL-V1.0 board, it provides a description
of how to enable read protection and disable read protection.
 
  after the program running, LED3 and LED4 will be on.

  If user want to enable read protection, it is necessary to press USER key. After 
pressing USER key, LED2 will be on and LED3 will be off, read protection have been
enabled successfully.

  If user want to disable read protection, it is necessary to press TAMPER key. After 
pressing TAMPER key, read protection have been disabled successfully, meanwhile, whole
flash content have been erased by hardware.
  
