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新增 LED 库和串口回显时 LED 闪烁功能

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lxbpxylps@126.com 2021-10-11 17:12:37 +08:00
parent 5ab3868114
commit bc0a2d2034
4 changed files with 89 additions and 2 deletions
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49
Hardware/led/led.c Normal file
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@ -0,0 +1,49 @@
/**
* @file led.c
* @author Myth
* @version 0.1
* @date 2021.10.11
* @brief stm32f103x6 LED 库
*/
#include "sys.h"
#include "systick.h"
#include "led.h"
/**
* @brief LED 初始化
*/
void LED_Init(void)
{
GPIO_InitTypeDef GPIO_Initure;
__HAL_RCC_GPIOC_CLK_ENABLE(); //开启 PA 时钟
GPIO_Initure.Pin = GPIO_PIN_13; //PC13
GPIO_Initure.Mode = GPIO_MODE_OUTPUT_PP; //推挽输出
GPIO_Initure.Pull = GPIO_PULLUP; //上拉
GPIO_Initure.Speed = GPIO_SPEED_FREQ_HIGH; //高速
HAL_GPIO_Init(GPIOC, &GPIO_Initure); //初始化 PC13
LED1_Off;
SysTick_StartTimer(LED1_SYSTICK_TIMER_ID, 50);
}
/**
* @brief LED1 慢速翻转，无阻塞，防止因调用过快导致无法观察
* @param led_num: 序号
*/
void LED_Slow_Toggle(uint8_t led_num)
{
switch (led_num)
{
case 1:
{
if (SysTick_CheckTimer(LED1_SYSTICK_TIMER_ID))
{
HAL_GPIO_TogglePin(GPIOC, GPIO_PIN_13);
SysTick_StartTimer(LED1_SYSTICK_TIMER_ID, 50);
}
}
}
}

26
Hardware/led/led.h Normal file
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@ -0,0 +1,26 @@
/**
* @file led.h
* @author Myth
* @version 0.1
* @date 2021.10.11
* @brief stm32f103x6 LED 库
* @details 提供 LED 开、关、闪烁、慢速闪烁功能
* @note LED1: PC13
*/
#ifndef _LED_H
#define _LED_H
#include "sys.h"
#define LED1(n) (n ? HAL_GPIO_WritePin(GPIOC, GPIO_PIN_13, GPIO_PIN_SET) : HAL_GPIO_WritePin(GPIOC, GPIO_PIN_13, GPIO_PIN_RESET))
#define LED1_On LED1(0)
#define LED1_Off LED1(1)
#define LED1_Toggle HAL_GPIO_TogglePin(GPIOC, GPIO_PIN_13) //LED1 翻转
#define LED1_SYSTICK_TIMER_ID 0
#define LED1_Slow_Toggle LED_Slow_Toggle(1) //LED1 慢速翻转，无阻塞，防止因调用过快导致无法观察
void LED_Init(void);
void LED_Slow_Toggle(uint8_t led_num);
#endif

9
Project/MasterNode.uvprojx
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@ -339,7 +339,7 @@
<MiscControls></MiscControls>
<Define>USE_HAL_DRIVER, STM32F103x6</Define>
<Undefine></Undefine>
<IncludePath>..\Core;..\Libraries\HAL_Lib\Inc;..\User\Main;..\System\sys;..\System\systick;..\System\uart</IncludePath>
<IncludePath>..\Core;..\Libraries\HAL_Lib\Inc;..\User\Main;..\System\sys;..\System\systick;..\System\uart;..\Hardware\led</IncludePath>
</VariousControls>
</Cads>
<Aads>
@ -657,6 +657,13 @@
</Group>
<Group>
<GroupName>Hardware</GroupName>
<Files>
<File>
<FileName>led.c</FileName>
<FileType>1</FileType>
<FilePath>..\Hardware\led\led.c</FilePath>
</File>
</Files>
</Group>
</Groups>
</Target>

7
User/Main/main.c
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@ -5,13 +5,15 @@
* @date 2021.10.11
* @brief 工程主函数文件
* @details 初始化及主循环
* @note 工程模版实现的功能：串口回显
* @note 工程模版实现的功能：串口回显，回显时 PC13 上的 LED 闪烁
*/
#include "sys.h"
#include "systick.h"
#include "uart.h"
#include "led.h"
void Echo(uint8_t byte);
int main(void)
@ -24,6 +26,8 @@ int main(void)
SysTick_Init(); //初始化 SysTick 和软件定时器
UART_Init(); //初始化串口
LED_Init(); //初始化 LED
UART_BindReceiveHandle(COM1, Echo); //绑定 COM1 串口接收中断至 Echo 函数
while (1)
@ -40,5 +44,6 @@ int main(void)
*/
void Echo(uint8_t byte)
{
LED1_Toggle;
UART_SendChar(COM1, byte);
}