MG32L003 Standard Peripherals Firmware Library

GPIO_EXTI_LevelTwoSync example

      ****************** (C) COPYRIGHT 2023 megawin Technology *******************
      * @file    GPIO/GPIO_EXTI_LevelTwoSync/readme.txt
      * @author  megawin Application Team
      * @version V0.0.5
      * @date    13-August-2024
      * @brief   Description of the GPIO GPIO_EXTI_LevelTwoSync example.
      ******************************************************************************
      * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
      * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
      * TIME. AS A RESULT, MEGAWIN SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
      * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM
      * THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
      * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
      ******************************************************************************

例程描述

本例程演示如何使用外部中断的电平触发加二级同步的功能实现GPIO电平输出。

本例程系统时钟工作在24Mhz。

目录内容

- GPIO/GPIO_EXTI_LevelTwoSync/GPIO_EXTI_LevelTwoSync.uvprojx MDK5工程文件
- GPIO/GPIO_EXTI_LevelTwoSync/GPIO_EXTI_LevelTwoSync.uvoptx MDK5工程配置文件
- GPIO/GPIO_EXTI_LevelTwoSync/JLinkSettings.ini Jlink配置文件
- GPIO/GPIO_EXTI_LevelTwoSync/main.c 主程序

硬件和软件环境

- 硬件平台搭建
  - 芯片管脚连接如下：
    - PD4 管脚连接到 LED1
    - PC6 管脚连接到 KEY2

如何使用？

为了使程序工作，您必须执行以下操作 :

- 使用 MDK5 打开此例程文件夹中的 GPIO_EXTI_LevelTwoSync.uvprojx 工程
- 重新编译该工程并下载到目标存储器中

- 运行此例程

  ###
  © COPYRIGHT 2023 megawin Technology