55 lines
927 B
C
55 lines
927 B
C
#include "sys.h"
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#include "usart.h"
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#include "delay.h"
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#include "led.h"
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#include "key.h"
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//按键输入实验
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//STM32H7工程模板-HAL库函数版本
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//DevEBox 大越创新
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//淘宝店铺：mcudev.taobao.com
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//淘宝店铺：shop389957290.taobao.com
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u8 key;
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u8 LED2_sta = 0;
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int main(void)
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{
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Cache_Enable(); //打开L1-Cache
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HAL_Init(); //初始化HAL库
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Stm32_Clock_Init(160,5,2,4); //设置时钟,400Mhz
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delay_init(400); //延时初始化
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uart_init(115200); //串口初始化
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LED_Init(); //初始化LED时钟
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KEY_Init(); //初始化与按键连接的硬件接口
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LED2(0); //先点亮LED2
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while(1)
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{
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key=KEY_Scan(0); //得到键值
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if(key)
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{
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switch(key)
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{
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case KEY1_PRES: //控制LED2点亮
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LED2_sta=0;
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break;
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case KEY2_PRES: //控制LED2翻转
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LED2_sta=!LED2_sta;
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break;
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}
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LED2(LED2_sta); //控制LED1状态
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}
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else
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delay_ms(10);
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}
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}
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