STM32MP157 A7核蜂鸣器，风扇，马达

pwm.c

#include "pwm.h"//蜂鸣器初始化 TIM4_CH1   PB6
void hal_beep_init()
{//rcc章节初始化RCC->MP_APB1ENSETR |= (0x1<<2);//使能GPIOB组RCC->MP_AHB4ENSETR |= (0x1<<1);//gpio章节初始化GPIOB->MODER &= (~(0x3<<12));GPIOB->MODER |=  (0x2<<12);GPIOB->AFRL &= (~(0xf<<24));GPIOB->AFRL |= (0x2<<24); //AF2//time4章节初始化//TIMx_CR1//设置自动重载计数器使能  TIM4->CR1 |= (0x1<<7); //设置边沿对齐模式TIM4->CR1 &= (~(0x3<<5));//设置递减计数方式TIM4->CR1 |= (0x1<<4);//设置计数器使能TIM4->CR1 |= (0x1<<0);//TIMx_CCER// 设置捕获/比较寄存输出极性TIM4->CCER |= (0x1<<3);//设置捕获/比较寄存输出极性，起始状态为高电平TIM4->CCER &= (~(0x1<<1));//设置捕获/比较寄存输出使能TIM4->CCER |= (0x1<<0);//TIMx_CCMR1//设置输出模式为PWM模式TIM4->CCMR1 &= (~(0x1<<16));TIM4->CCMR1 &= (~(0x7<<4));//TIM4->CCMR1 |= (~(0x6<<4));TIM4->CCMR1 |= (0x6<<4);TIM4->CCMR1 |= (0x1<<3);TIM4->CCMR1 &= (~(0x3<<0));//设置TIMx_PSC寄存器TIM4->PSC |= (209-1);//TIMx_ARR寄存器TIM4->ARR |= 1000;// TIMx_CCR1TIM4->CCR1 |= 300;}//风扇初始化  TIM1_CH1 PE9
void hal_fan_init()
{//rcc章节初始化//使能GPIOE组RCC->MP_APB2ENSETR |= (0x1<<0);RCC->MP_AHB4ENSETR |= (0x1<<4);//gpio章节初始化GPIOE->MODER &= (~(0x3<<18));GPIOE->MODER |=  (0x2<<18);GPIOE->AFRH &= (~(0xf<<4));GPIOE->AFRH |= (0x1<<4); //AF1//time1章节初始化//TIMx_CR1//设置自动重载计数器使能  TIM1->CR1 |= (0x1<<7); //设置边沿对齐模式TIM1->CR1 &= (~(0x3<<5));//设置递减计数方式TIM1->CR1 |= (0x1<<4);//设置计数器使能TIM1->CR1 |= (0x1<<0);//TIMx_CCER// 设置捕获/比较寄存输出极性TIM1->CCER |= (0x1<<3);//设置捕获/比较寄存输出极性，起始状态为高电平TIM1->CCER &= (~(0x1<<1));//设置捕获/比较寄存输出使能TIM1->CCER |= (0x1<<0);//TIMx_CCMR1//设置输出模式为PWM模式TIM1->CCMR1 &= (~(0x1<<16));TIM1->CCMR1 &= (~(0x7<<4));//TIM1->CCMR1 |= (~(0x6<<4));TIM1->CCMR1 |= (0x6<<4);TIM1->CCMR1 |= (0x1<<3);TIM1->CCMR1 &= (~(0x3<<0));//设置TIMx_PSC寄存器TIM1->PSC |= (209-1);//TIMx_ARR寄存器TIM1->ARR |= 1000;// TIMx_CCR1TIM1->CCR1 |=   1000;TIM1->BDTR |= (0x1<<15);}//马达初始化 TIM16_CH1 PF6
void hal_motor_init()
{//rcc章节初始化//使能GPIOF组RCC->MP_APB2ENSETR |= (0x1<<3);RCC->MP_AHB4ENSETR |= (0x1<<5);//gpio章节初始化GPIOF->MODER &= (~(0x3<<12));GPIOF->MODER |=  (0x2<<12);GPIOF->AFRL &= (~(0xf<<24));GPIOF->AFRL |= (0x1<<24); //AF1//time16章节初始化//TIMx_CR1//设置自动重载计数器使能  TIM16->CR1 |= (0x1<<7); //设置边沿对齐模式TIM16->CR1 &= (~(0x3<<5));//设置递减计数方式TIM16->CR1 |= (0x1<<4);//设置计数器使能TIM16->CR1 |= (0x1<<0);//TIMx_CCER// 设置捕获/比较寄存输出极性TIM16->CCER |= (0x1<<3);//设置捕获/比较寄存输出极性，起始状态为高电平TIM16->CCER &= (~(0x1<<1));//设置捕获/比较寄存输出使能TIM16->CCER |= (0x1<<0);//TIMx_CCMR1//设置输出模式为PWM模式TIM16->CCMR1 &= (~(0x1<<16));TIM16->CCMR1 &= (~(0x7<<4));TIM16->CCMR1 |= (0x6<<4);TIM16->CCMR1 |= (0x1<<3);TIM16->CCMR1 &= (~(0x3<<0));//设置TIMx_PSC寄存器TIM16->PSC |= (209-1);//TIMx_ARR寄存器TIM16->ARR |= 1000;// TIMx_CCR1TIM16->CCR1 |=  700;TIM16->BDTR |= (0x1<<15);}

STM32MP157 A7核蜂鸣器，风扇，马达相关推荐

STM32MP157驱动开发——蜂鸣器设备驱动
STM32MP157驱动开发--蜂鸣器设备驱动 0.相关知识一.驱动程序开发 1.设备树修改 2.启动程序编写 3.测试程序编写二.编译及运行测试 0.相关知识蜂鸣器常用于计算机.打印机.报 ...
基于STM32MP157A的蜂鸣器，马达，震动马达PWM实验
PWM实验 PWM概念代码实现 pwm.c pwm.h main.c PWM概念 1.PWM:脉冲宽度调制定时器 2.脉冲:方波信号,高低电平的变化产生方波信号 3.周期:高低电平变化所需要的时间, ...
Arduino UNO R3开发板+MQ-2烟雾浓度传感器+火焰传感器+舵机+无源蜂鸣器+风扇+步进电机+WIFI模块+RGB三色LED灯+SIM900A所构成的室内安全报警模块
该系统模块主要由Arduino UNO R3开发板+MQ-2烟雾浓度传感器+火焰传感器+舵机+无源蜂鸣器+风扇+步进电机+WIFI模块+RGB三色LED灯+SIM900A所组成,MQ-2烟雾浓度传感器 ...
10.1 LED灯实验(A7核和M4核)
文章目录 LED灯实验分析原理图芯片手册 RCC章节 GPIO章节实现代码 A7核 gpio.h gpio.c main.c M4核实验现象 LED灯实验分析原理图 LED灯的丝印为LD ...
PWM方波驱动风扇，蜂鸣器，马达工作
重点:会分析电路图,确定总线和引脚,通过这两个找到对应的地址设置相应位置上的值.库函数中已经封装好了相应的结构体指针对应的地址,可以直接根据名字访问结构体成员.使用非常方便 #include &quo ...
STM32MP157开发笔记 | 02 - 开发环境搭建（A7核、M4核）
一.STM32MP157 1. 系列介绍 STM32MP157微处理器基于灵活的双Arm® Cortex®-A7内核(工作频率800 MHz)和Cortex®-M4内核(工作频率209 MHz)架构, ...
cortex - A7核中断实验——基于STM32MP157A
一:按键中断原理异常中断处理流程分为保存现场和恢复现场两部分 1:保存现场 CPSR寄存器:当前程序状态寄存器此步骤由电脑自动完成,分为四大步三小步 1:保存CPSR寄存器中的值到SPSR_&l ...
ARM接口实验-LED灯实验（A7核）
一.实现原理分析本次实验使用开发板为:SRM32MP157A-FSMP1A, LED灯丝印为:LD1.LD2.LD3,通过查询电路图可知其对应引脚为:LD1->PE10.LD2->PF1 ...
PWM实验：蜂鸣器、风扇和马达
1.作业要求编写蜂鸣器/风扇/马达代码. 2.实现过程 1)pwm.h头文件 #ifndef __PWM_H__ #define __PWM_H__#include "stm32mp1xx ...

STM32MP157 A7核蜂鸣器，风扇，马达

STM32MP157 A7核蜂鸣器，风扇，马达相关推荐

最新文章

热门文章