Toggle navigation
首页
问答
文章
积分商城
专家
专区
更多专区...
文档中心
返回主站
搜索
提问
会员
中心
登录
注册
AB32VG1
DIY
基于AB32的遥控台灯DIY
发布于 2021-05-22 13:56:45 浏览:779
订阅该版
[tocm] 项目描述: 通过手机蓝牙方式遥控开发板控制台灯的开关及调节亮度,用PWM控制MOS管控制流过台灯的电流来控制亮度,HC-05串口模块与开发板串口通信进行命令交互。 DIY过程: 搭建开发环境具体见https://ab32vg1-example.readthedocs.io/zh/latest/ 硬件环境原理图如下 ![image.png](https://oss-club.rt-thread.org/uploads/20210522/f483408fddf934815c278e5ff4c722fc.png) 编写代码pwm.c 代码参考了**> **https://club.rt-thread.org/ask/article/2636.html**** ```c #include
#include
#define PWM_DEV_NAME "t5pwm" /* PWM设备名称 */ #define PWM_DEV_CHANNEL 1 /* PWM通道 */ struct rt_device_pwm *pwm_dev; /* PWM设备句柄 */ rt_uint32_t pulse=0; rt_uint32_t liangdu[]={188,0,64,84,106}; ALIGN(RT_ALIGN_SIZE) static uint8_t PWM_Thread_Stack[1024]; static void PWM_Thread_Entry(void *para); static struct rt_thread pwm_thread; rt_uint32_t period, pulse; void Pwm_Init(void){ period = 200; /* 周期 */ pulse = 0; /* PWM脉冲宽度值(0 - 1000) */ pwm_dev = (struct rt_device_pwm *)rt_device_find(PWM_DEV_NAME); RT_ASSERT(pwm_dev != RT_NULL); /* 设置PWM周期和脉冲宽度 */ rt_pwm_set(pwm_dev, PWM_DEV_CHANNEL, period, 188); /* 使能设备 */ rt_pwm_enable(pwm_dev, PWM_DEV_CHANNEL); } static void PWM_Thread_Entry(void *para){ Pwm_Init(); while(1) { rt_thread_mdelay(1000); } } int Pwm_Thread_Init(void){ rt_thread_init(&pwm_thread, "pwm_thread", PWM_Thread_Entry, RT_NULL, &PWM_Thread_Stack[0], sizeof(PWM_Thread_Stack), 10, 10); rt_thread_startup(&pwm_thread); return 0; } INIT_APP_EXPORT(Pwm_Thread_Init); int ledadd(void) { if(pulse == 4) { pulse = 4; } else pulse ++; pwm_dev = (struct rt_device_pwm *)rt_device_find(PWM_DEV_NAME); rt_pwm_set(pwm_dev, PWM_DEV_CHANNEL, 200, liangdu[pulse]);rt_kprintf("now is %d\n",pulse); rt_pwm_enable(pwm_dev, PWM_DEV_CHANNEL); } MSH_CMD_EXPORT(ledadd, ledadd sample); int ledabate(void) { if(pulse == 0) { pulse =0; } else pulse --; pwm_dev = (struct rt_device_pwm *)rt_device_find(PWM_DEV_NAME); rt_pwm_set(pwm_dev, PWM_DEV_CHANNEL, 200, liangdu[pulse]);rt_kprintf("now is %d\n",pulse); rt_pwm_enable(pwm_dev, PWM_DEV_CHANNEL); } MSH_CMD_EXPORT(ledabate, ledadd sample); int ledoff(void) { pulse = 0; pwm_dev = (struct rt_device_pwm *)rt_device_find(PWM_DEV_NAME); rt_pwm_set(pwm_dev, PWM_DEV_CHANNEL, 200, liangdu[pulse]); rt_pwm_enable(pwm_dev, PWM_DEV_CHANNEL); } MSH_CMD_EXPORT(ledoff, ledoff sample); int ledon(void) { pulse = 4; pwm_dev = (struct rt_device_pwm *)rt_device_find(PWM_DEV_NAME); rt_pwm_set(pwm_dev, PWM_DEV_CHANNEL, 200, liangdu[pulse]); rt_pwm_enable(pwm_dev, PWM_DEV_CHANNEL); } MSH_CMD_EXPORT(ledon, ledoff sample); 编写代码pwm.h /* * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2021-04-21 sky the first version */ #ifndef APPLICATIONS_PWM_H_ #define APPLICATIONS_PWM_H_ #ifdef BSP_USING_T3_PWM // timer3 的pwm发生器 #ifndef T3_PWM_CONFIG #define T3_PWM_CONFIG \ { \ .pwm_handle = TIM3_BASE, \ .name = "t3pwm", \ .channel = 0 \ } #endif /* T3_PWM_CONFIG */ #endif /* BSP_USING_T3_PWM */ #ifdef BSP_USING_T4_PWM // timer4 的pwm发生器 #ifndef T4_PWM_CONFIG #define T4_PWM_CONFIG \ { \ .pwm_handle = TIM4_BASE, \ .name = "t4pwm", \ .channel = 0 \ } #endif /* T4_PWM_CONFIG */ #endif /* BSP_USING_T4_PWM */ #ifdef BSP_USING_T5_PWM // timer5 的pwm发生器 #ifndef T5_PWM_CONFIG #define T5_PWM_CONFIG \ { \ .pwm_handle = TIM5_BASE, \ .name = "t5pwm", \ .channel = 0 \ } #endif /* T5_PWM_CONFIG */ #endif /* BSP_USING_T5_PWM */ #ifdef BSP_USING_LPWM0 // pwm 特殊发生器0 #ifndef LPWM0_CONFIG #define LPWM0_CONFIG \ { \ .pwm_handle = PWM_BASE, \ .name = "lpwm0", \ .channel = 0 \ } #endif /* LPWM0_CONFIG */ #endif /* BSP_USING_LPWM0 */ #ifdef BSP_USING_LPWM1 // pwm 特殊发生器1 #ifndef LPWM1_CONFIG #define LPWM1_CONFIG \ { \ .pwm_handle = PWM_BASE, \ .name = "lpwm1", \ .channel = 0 \ } #endif /* LPWM1_CONFIG */ #endif /* BSP_USING_LPWM1 */ #ifdef BSP_USING_LPWM2 // pwm 特殊发生器2 #ifndef LPWM2_CONFIG #define LPWM2_CONFIG \ { \ .pwm_handle = PWM_BASE, \ .name = "lpwm2", \ .channel = 0 \ } #endif /* LPWM2_CONFIG */ #endif /* BSP_USING_LPWM2 */ #ifdef BSP_USING_LPWM3 // pwm 特殊发生器3 #ifndef LPWM3_CONFIG #define LPWM3_CONFIG \ { \ .pwm_handle = PWM_BASE, \ .name = "lpwm3", \ .channel = 0 \ } #endif /* LPWM3_CONFIG */ #endif /* BSP_USING_LPWM3 */ static void pwm_get_channel(void) { #ifdef BSP_USING_T3_PWM0 // timer3 pwm 0通道 -》 PB0 ab32_pwm_obj[T3_PWM_INDEX].channel |= 1 << 0; #endif #ifdef BSP_USING_T3_PWM1 // timer3 pwm 1通道 ab32_pwm_obj[T3_PWM_INDEX].channel |= 1 << 1; #endif #ifdef BSP_USING_T3_PWM2 // timer3 pwm 2通道 ab32_pwm_obj[T3_PWM_INDEX].channel |= 1 << 2; #endif #ifdef BSP_USING_T4_PWM0 // timer4 pwm 0通道 ab32_pwm_obj[T4_PWM_INDEX].channel |= 1 << 0; #endif #ifdef BSP_USING_T4_PWM1 // timer4 pwm 1通道 -》 PA6 ab32_pwm_obj[T4_PWM_INDEX].channel |= 1 << 1; #endif #ifdef BSP_USING_T4_PWM2 // timer4 pwm 2通道 ab32_pwm_obj[T4_PWM_INDEX].channel |= 1 << 2; #endif #ifdef BSP_USING_T5_PWM0 // timer5 pwm 0通道 -》 PE1 ab32_pwm_obj[T5_PWM_INDEX].channel |= 1 << 0; #endif #ifdef BSP_USING_T5_PWM1 // timer5 pwm 1通道 ab32_pwm_obj[T5_PWM_INDEX].channel |= 1 << 1; #endif #ifdef BSP_USING_T5_PWM2 // timer5 pwm 2通道 ab32_pwm_obj[T5_PWM_INDEX].channel |= 1 << 2; #endif #ifdef BSP_USING_LPWM0 // lpwm0 pwm 0通道 ——》 PE4(G1) G1,G2.G3之间相互互斥 ab32_pwm_obj[LPWM0_INDEX].channel |= 1 << 0; #endif #ifdef BSP_USING_LPWM1 // lpwm1 pwm 0通道, -》 PA1(G3) ab32_pwm_obj[LPWM1_INDEX].channel |= 1 << 0; #endif #ifdef BSP_USING_LPWM2 // lpwm2 pwm 0通道,-》PE0(G2)/PA2(G3) ab32_pwm_obj[LPWM2_INDEX].channel |= 1 << 0; #endif #ifdef BSP_USING_LPWM3 // lpwm3 pwm 0通道 ab32_pwm_obj[LPWM3_INDEX].channel |= 1 << 0; #endif } #endif /* APPLICATIONS_PWM_H_ */ ``` 串口通信采用了控制台终端直接修改,用自定义命令控制 代码:[03.7z](https://oss-club.rt-thread.org/uploads/20210522/da85d9e86aad373a2c2e0c8e7dc5b498.7z) ## 心得体会 板子有蓝牙却还没开放只能再挂一个蓝牙去做,对RISCV不熟悉加上最近事情比较多所以前面想到放弃,后面又宽限了我一点时间终于做完,虽然效果不是很满意但是基本也实现了目的。感谢RTT,感谢小师弟 演示视频:https://v.douyin.com/ePp8jpU/
0
条评论
默认排序
按发布时间排序
登录
注册新账号
关于作者
skyl
这家伙很懒,什么也没写!
文章
4
回答
8
被采纳
0
关注TA
发私信
相关文章
1
riscv32-elf-xmaker 工具的目的
2
AB32VG1 的 RTC 内部怎么知道自己是第一次上电的呢?
3
AB32VG1 蓝牙功能
4
AB32VG1 片上 flash 的库能否发布出来
5
【中科蓝汛AB32VG1】开发板是否支持USB HOST
6
有基于RT-Thread 和 AB32VG1 的蓝牙示例吗?
7
AB32VG1_RTC时钟
8
AB32 串口2.是哪个管脚
9
AB32VG1开发板的三路LPWM使用
10
使用RT-thread新建AB32VG1工程编译时报错
推荐文章
1
RT-Thread应用项目汇总
2
玩转RT-Thread系列教程
3
机器人操作系统 (ROS2) 和 RT-Thread 通信
4
五分钟玩转RT-Thread新社区
5
国产MCU移植系列教程汇总,欢迎查看!
6
【技术三千问】之《玩转ART-Pi》,看这篇就够了!干货汇总
7
关于STM32H7开发板上使用SDIO接口驱动SD卡挂载文件系统的问题总结
8
STM32的“GPU”——DMA2D实例详解
9
RT-Thread隐藏的宝藏之completion
10
【ART-PI】RT-Thread 开启RTC 与 Alarm组件
热门标签
RT-Thread Studio
串口
LWIP
Env
SPI
Bootloader
AT
ART-Pi
CAN总线
Hardfault
FinSH
USB
文件系统
RT-Thread
DMA
SCons
线程
RT-Thread Nano
MQTT
STM32
RTC
FAL
rt-smart
ESP8266
ota在线升级
WIZnet_W5500
cubemx
flash
I2C
UART
packages_软件包
freemodbus
潘多拉开发板_Pandora
PWM
定时器
BSP
ADC
keil_MDK
socket
中断
编译报错
MicroPython
Debug
SDIO总线
GD32
msh
rt_mq_消息队列_msg_queue
ulog
C++_cpp
SFUD
本月问答贡献
xiaorui
20
个答案
3
次被采纳
Juggernaut
12
个答案
3
次被采纳
踩姑娘的小蘑菇
12
个答案
2
次被采纳
小小李sunny
10
个答案
2
次被采纳
a1012112796
8
个答案
1
次被采纳
本月文章贡献
ZVML_9668
4
篇文章
6
次点赞
Lu_盼盼
4
篇文章
3
次点赞
Z_Y
3
篇文章
5
次点赞
ThinkCode
2
篇文章
2
次点赞
oxlm
2
篇文章
1
次点赞
回到
顶部
发布
问题
投诉
建议
回到
底部