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增加LED函数

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fengbh 2024-07-15 02:40:28 +08:00
parent 917a4cc7cd
commit 6d3124d648
2 changed files with 165 additions and 0 deletions
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39
include/led.h Normal file
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//===========================================================================
// Organization : Individual developer
// Filename : led.h
// Author : Feng Bohan
// Create Time : 01:45:11 2024-07-15
// Last Modified: 01:45:11 2024-07-15
// Abstract :
//--------------------------------------------------------------------------
// Description:
//
//--------------------------------------------------------------------------
// Modification History:
//--------------------------------------------------------------------------
// Rev Date Who Description
// --- ---- --- -----------
// 0.0.01 2024-07-15 Feng Bohan initial version
//===========================================================================
#ifndef LED_H
#define LED_H
#include "public.h"
#define LED P2
#define LED0 P2_0
#define LED1 P2_1
#define LED2 P2_2
#define LED3 P2_3
#define LED4 P2_4
#define LED5 P2_5
#define LED6 P2_6
#define LED7 P2_7
u8 led_on(u8 led);
u8 led_off(u8 led);
u8 led_toggle(u8 led);
void led_all_on(void);
void led_all_off(void);
#endif

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//===========================================================================
// Organization : Individual developer
// Filename : led.c
// Author : Feng Bohan
// Create Time : 01:49:36 2024-07-15
// Last Modified: 01:49:36 2024-07-15
// Abstract :
//--------------------------------------------------------------------------
// Description:
//
//--------------------------------------------------------------------------
// Modification History:
//--------------------------------------------------------------------------
// Rev Date Who Description
// --- ---- --- -----------
// 0.0.01 2024-07-15 Feng Bohan initial version
//===========================================================================
#include "led.h"
/*******************************************************************************
* 函 数 名 : led_on
* 函数功能 : 点亮指定的LED
* 输 入 : LED号
* 输 出 : 0 成功，其他失败
*******************************************************************************/
u8 led_on(u8 led)
{
//低电平点亮LED
switch(led)
{
case 0: LED0 = 0; break;
case 1: LED1 = 0; break;
case 2: LED2 = 0; break;
case 3: LED3 = 0; break;
case 4: LED4 = 0; break;
case 5: LED5 = 0; break;
case 6: LED6 = 0; break;
case 7: LED7 = 0; break;
default: return led; // 错误的LED号
}
return 0; // 成功
}
/*******************************************************************************
* 函 数 名 : led_off
* 函数功能 : 熄灭指定的LED
* 输 入 : LED号
* 输 出 : 0 成功，其他失败
*******************************************************************************/
u8 led_off(u8 led)
{
//高电平熄灭LED
switch(led)
{
case 0: LED0 = 1; break;
case 1: LED1 = 1; break;
case 2: LED2 = 1; break;
case 3: LED3 = 1; break;
case 4: LED4 = 1; break;
case 5: LED5 = 1; break;
case 6: LED6 = 1; break;
case 7: LED7 = 1; break;
default: return led; // 错误的LED号
}
return 0; // 成功
}
/*******************************************************************************
* 函 数 名 : led_toggle
* 函数功能 : 切换指定的LED的状态
* 输 入 : LED号
* 输 出 : 0 成功，其他失败
*******************************************************************************/
u8 led_toggle(u8 led)
{
//切换LED的状态
switch(led)
{
case 0: LED0 = !LED0; break;
case 1: LED1 = !LED1; break;
case 2: LED2 = !LED2; break;
case 3: LED3 = !LED3; break;
case 4: LED4 = !LED4; break;
case 5: LED5 = !LED5; break;
case 6: LED6 = !LED6; break;
case 7: LED7 = !LED7; break;
default: return led; // 错误的LED号
}
return 0; // 成功
}
/*******************************************************************************
* 函 数 名 : led_all_on
* 函数功能 : 点亮所有LED
* 输 入 : 无
* 输 出 : 无
*******************************************************************************/
void led_all_on(void)
{
LED0 = 0;
LED1 = 0;
LED2 = 0;
LED3 = 0;
LED4 = 0;
LED5 = 0;
LED6 = 0;
LED7 = 0;
}
/*******************************************************************************
* 函 数 名 : led_all_off
* 函数功能 : 熄灭所有LED
* 输 入 : 无
* 输 出 : 无
*******************************************************************************/
void led_all_off(void)
{
LED0 = 1;
LED1 = 1;
LED2 = 1;
LED3 = 1;
LED4 = 1;
LED5 = 1;
LED6 = 1;
LED7 = 1;
}