【AB32VG1开发】基于RT-Thread AB32VG点亮RGB - 谷动谷力

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-10-01 LOJAM the first version
*/
//#include "rgb.h"
#include <rtthread.h>
#include "board.h"
// 定义一个 RGB 结构体
typedef struct
{
uint8_t LED_R;
uint8_t LED_B;
uint8_t LED_G;
}RGB_Led_t;
static RGB_Led_t Led;
/*
* 编写初始化驱动程序，调用 rt_pin_get 获取 led 句柄，通过句柄设置对应引脚模式为输
出模式
*/
void RGB_Init(void)
{
// 获得 led
Led.LED_R = rt_pin_get("PE.1");
Led.LED_G = rt_pin_get("PE.4");
Led.LED_B = rt_pin_get("PA.1");
// 设置引脚为输出方式
rt_pin_mode(Led.LED_R, PIN_MODE_OUTPUT);
rt_pin_mode(Led.LED_G, PIN_MODE_OUTPUT);
rt_pin_mode(Led.LED_B, PIN_MODE_OUTPUT);
}
/*
* 编写 rgb 不同颜色点灯驱动，通过 rt_pin_write 来控制 gpio 口电平高低，点亮红灯即
拉低红灯引脚，拉高其他两个颜色灯的引脚
传入参数 on=1：对应亮， on=0:对应灭
红灯驱动
*/
void RGB_Red(rt_bool_t on)
{
rt_pin_write(Led.LED_G, PIN_HIGH);
rt_pin_write(Led.LED_B, PIN_HIGH);
if (on) {
rt_pin_write(Led.LED_R, PIN_LOW);
}else {
rt_pin_write(Led.LED_R, PIN_HIGH);
}
}
//蓝灯驱动
void RGB_Blue(rt_bool_t on)
{
rt_pin_write(Led.LED_G, PIN_HIGH);
rt_pin_write(Led.LED_R, PIN_HIGH);
if (on) {
rt_pin_write(Led.LED_B, PIN_LOW);
}else {
rt_pin_write(Led.LED_B, PIN_HIGH);
}
}
//绿灯驱动
void RGB_Green(rt_bool_t on)
{
rt_pin_write(Led.LED_R, PIN_HIGH);
rt_pin_write(Led.LED_B, PIN_HIGH);
if (on) {
rt_pin_write(Led.LED_G, PIN_LOW);
}else {
rt_pin_write(Led.LED_G, PIN_HIGH);
}
}
//白灯驱动全亮
void RGB_White(rt_bool_t on)
{
if (on) {
rt_pin_write(Led.LED_G, PIN_LOW);
rt_pin_write(Led.LED_R, PIN_LOW);
rt_pin_write(Led.LED_B, PIN_LOW);
}else {
rt_pin_write(Led.LED_R, PIN_HIGH);
rt_pin_write(Led.LED_B, PIN_HIGH);
rt_pin_write(Led.LED_G, PIN_HIGH);
}
}
//2.3 编写主程序文件
//编写 rgb 彩灯运行线程，三种颜色依次切换，中间延时 1s
static void rgb_thread_entry(void* p)
{
RGB_Init();
while(1)
{
RGB_Blue(1);
rt_thread_mdelay(1000);
RGB_Green(1);
rt_thread_mdelay(1000);
RGB_Red(1);
rt_thread_mdelay(1000);
RGB_White(1);
rt_thread_mdelay(1000);
}
}
//创建线程启动函数，用于启动上一步编写的线程主体
static int Thread_RGB(void)
{
rt_thread_t thread = RT_NULL;
thread = rt_thread_create("rgb", rgb_thread_entry, RT_NULL, 512, 10, 10);
if(thread == RT_NULL)
{
rt_kprintf("Thread_GRB Init ERROR");
return RT_ERROR;
}
rt_thread_startup(thread);
}
/*添加将线程初始化添加入系统初始化中*/
INIT_APP_EXPORT(Thread_RGB);

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