当前位置：网站首页>初出茅庐的小李第112篇博客项目笔记之机智云智能浇花器实战(1)-基础Demo实现
初出茅庐的小李第112篇博客项目笔记之机智云智能浇花器实战(1)-基础Demo实现
2022-08-01 01:55:00 【初出茅庐的小李】
项目文件夹框架
- API文件夹---------------------------------------放置各种传感器驱动代码文件夹
- CMSIS文件夹----------------------------------放置内核支持文件文件夹
- JIZHIYUN文件夹------------------------------放置机智云平台对接文件文件夹
- PROJECT文件夹------------------------------放置工程目录文件夹
- STARTUP文件夹------------------------------放置启动代码文件夹
- STM32F10x_StdPeriph_Driver文件夹—放置标准库函数文件夹
- USER文件夹-----------------------------------放置工程必备一些文件的文件夹
核心板原理图
LED灯的驱动代码编写
原理图
代码实现
#include "led.h"
#include "systick.h"
void LED_Init(void)
{
RCC_APB2PeriphClockCmd(LED1_CLK, ENABLE);
RCC_APB2PeriphClockCmd(LED2_CLK, ENABLE);
RCC_APB2PeriphClockCmd(LED3_CLK, ENABLE);
GPIO_InitTypeDef LED_InitStruct = {
0};
LED_InitStruct.GPIO_Pin = LED1_PIN;
LED_InitStruct.GPIO_Mode = GPIO_Mode_Out_PP;
LED_InitStruct.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(LED1_PORT, &LED_InitStruct);
LED_InitStruct.GPIO_Pin = LED2_PIN;
GPIO_Init(LED2_PORT, &LED_InitStruct);
LED_InitStruct.GPIO_Pin = LED3_PIN;
GPIO_Init(LED3_PORT, &LED_InitStruct);
LED1(0);
LED2(0);
LED3(0);
}
void LED_Task(void)
{
static uint32_t Timer = 0;
static uint8_t Sta = 0;
if(SoftTimer(Timer,500))
{
Timer=GetSoftTimer();
Sta?(Sta=0):(Sta=1);
LED1(Sta);
LED2(Sta);
LED3(Sta);
}
}
void GPIO_TogglePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin)
{
uint32_t ODR;
ODR = GPIOx->ODR;
GPIOx->BSRR = ((ODR & GPIO_Pin) << 16U) | (~ODR & GPIO_Pin);
}
#ifndef __LED_H_
#define __LED_H_
#include "stm32f10x.h"
//PB9 --- LED1 --- 低有效
//PB8 --- LED2 --- 低有效
//PA3 --- LED3 --- 低有效
//基于STM32标准库 芯片是 STM32F103C8T6
#define LED1_CLK RCC_APB2Periph_GPIOB
#define LED1_PORT GPIOB
#define LED1_PIN GPIO_Pin_9
#define LED2_CLK RCC_APB2Periph_GPIOB
#define LED2_PORT GPIOB
#define LED2_PIN GPIO_Pin_8
#define LED3_CLK RCC_APB2Periph_GPIOA
#define LED3_PORT GPIOA
#define LED3_PIN GPIO_Pin_3
//宏定义的一个开关
#define LED1(X) X?(GPIO_ResetBits(LED1_PORT,LED1_PIN)):(GPIO_SetBits(LED1_PORT,LED1_PIN))
#define LED2(X) X?(GPIO_ResetBits(LED2_PORT,LED2_PIN)):(GPIO_SetBits(LED2_PORT,LED2_PIN))
#define LED3(X) X?(GPIO_ResetBits(LED3_PORT,LED3_PIN)):(GPIO_SetBits(LED3_PORT,LED3_PIN))
void LED_Init(void);
void GPIO_TogglePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
void LED_Task(void);
#endif
按键驱动的代码编写
原理图
代码实现
#include "key.h"
#include "systick.h"
void KEY_Init(void)
{
RCC_APB2PeriphClockCmd(KEY0_CLK,ENABLE);
RCC_APB2PeriphClockCmd(KEY1_CLK,ENABLE);
RCC_APB2PeriphClockCmd(KEY2_CLK,ENABLE);
GPIO_InitTypeDef KEY_InitStruct;
KEY_InitStruct.GPIO_Pin = KEY0_PIN|KEY1_PIN|KEY2_PIN;
KEY_InitStruct.GPIO_Mode = GPIO_Mode_IPU;
KEY_InitStruct.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(KEY0_PORT ,&KEY_InitStruct);
GPIO_Init(KEY1_PORT ,&KEY_InitStruct);
GPIO_Init(KEY2_PORT ,&KEY_InitStruct);
}
static uint8_t Key0Value=0;
static uint8_t Key1Value=0;
static uint8_t Key2Value=0;
void KeyScan(void)
{
static uint16_t Key0Timer=0;
static uint16_t Key1Timer=0;
static uint16_t Key2Timer=0;
if(KEY0==0)
{
if(Key0Timer<10)
{
Key0Timer++;
if(Key0Timer>=10)
Key0Value=1;
}
}
else
{
Key0Timer = 0;
}
if(KEY1==0)
{
if(Key1Timer<10)
{
Key1Timer++;
if(Key1Timer>=10)
Key1Value=1;
}
}
else
{
Key1Timer = 0;
}
if(KEY2==0)
{
if(Key2Timer<10)
{
Key2Timer++;
if(Key2Timer>=10)
Key2Value=1;
}
}
else
{
Key2Timer = 0;
}
}
uint8_t GetKey0(void)
{
uint8_t Key=Key0Value;
Key0Value=0;
return Key;
}
uint8_t GetKey1(void)
{
uint8_t Key=Key1Value;
Key1Value=0;
return Key;
}
uint8_t GetKey2(void)
{
uint8_t Key=Key2Value;
Key2Value=0;
return Key;
}
#ifndef __KEY_H_
#define __KEY_H_
#include "stm32f10x.h"
#define KEY0_CLK RCC_APB2Periph_GPIOA
#define KEY0_PORT GPIOA
#define KEY0_PIN GPIO_Pin_0
#define KEY1_CLK RCC_APB2Periph_GPIOA
#define KEY1_PORT GPIOA
#define KEY1_PIN GPIO_Pin_1
#define KEY2_CLK RCC_APB2Periph_GPIOA
#define KEY2_PORT GPIOA
#define KEY2_PIN GPIO_Pin_2
#define KEY0 GPIO_ReadInputDataBit(KEY0_PORT,KEY0_PIN)
#define KEY1 GPIO_ReadInputDataBit(KEY1_PORT,KEY1_PIN)
#define KEY2 GPIO_ReadInputDataBit(KEY2_PORT,KEY2_PIN)
void KEY_Init(void);
void KeyScan(void);
uint8_t GetKey0(void);
uint8_t GetKey1(void);
uint8_t GetKey2(void);
#endif
测试驱动程序的正确性
#include "main.h"
int main(void)
{
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
USART1_Init(9600);
//printf("打印串口初始化 OK !\r\n");
SysTick_Init();
//printf("系统嘀嗒初始化 OK !\r\n");
LED_Init();
//printf("状态指示初始化 OK !\r\n");
KEY_Init();
//printf("按键配置初始化 OK !\r\n");
while(1)
{
LED_Task();
if(GetKey0())
{
GPIO_TogglePin(LED1_PORT,LED1_PIN);
//JiaoHua(1-currentDataPoint.valueRelay_1);
}
if(GetKey1())
{
GPIO_TogglePin(LED2_PORT,LED2_PIN);
//gizwitsSetMode(WIFI_AIRLINK_MODE);
//按键进入配网模式
}
if(GetKey2())
{
GPIO_TogglePin(LED3_PORT,LED3_PIN);
}
}
}
其他辅助代码
串口打印实现
在开发板上用的是USB TO TTL 工具 串口1 打印 实际的项目板上没有设计该电路（失误1）
串口1 驱动代码
#include "usart1.h"
#include <stdio.h>
void USART1_NVIC_Config(void)
{
//接收中断使能
NVIC_InitTypeDef NVIC_InitStruct;
/*NVIC控制器配置*/
NVIC_InitStruct.NVIC_IRQChannel = USART1_IRQn;//具体中断源名字
NVIC_InitStruct.NVIC_IRQChannelCmd = ENABLE;//NVIC响应通道使能
NVIC_InitStruct.NVIC_IRQChannelPreemptionPriority = 0;//抢占优先级值
NVIC_InitStruct.NVIC_IRQChannelSubPriority = 1;//响应优先级别值
NVIC_Init(&NVIC_InitStruct);
}
/*打印调试串口*/
void USART1_Init(uint32_t BaudRate)
{
USART_DeInit(USART1);
//1.打开GPIO的时钟
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA,ENABLE);
//2.配置相关结构体
GPIO_InitTypeDef GPIO_InitStruct;
//串口发送引脚的配置 PA9->复用推挽输出
GPIO_InitStruct.GPIO_Pin = GPIO_Pin_9;
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_InitStruct.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOA,&GPIO_InitStruct);
//串口接收引脚的配置 PA10->浮空输入模式
GPIO_InitStruct.GPIO_Pin = GPIO_Pin_10;
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_IN_FLOATING;//浮空输入模式
GPIO_InitStruct.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOA,&GPIO_InitStruct);
//1.打开串口的时钟
RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1,ENABLE);//注意APB2
USART_InitTypeDef USART1_InitStruct;
//串口的参数配置 波特率可以更改
//无硬件流控制 收发模式
//1起始位 8数据位 无奇偶校验 1位停止位
USART1_InitStruct.USART_BaudRate = BaudRate;
USART1_InitStruct.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
USART1_InitStruct.USART_Mode = USART_Mode_Rx|USART_Mode_Tx;
USART1_InitStruct.USART_Parity = USART_Parity_No;
USART1_InitStruct.USART_StopBits = USART_StopBits_1;
USART1_InitStruct.USART_WordLength = USART_WordLength_8b;
//串口1初始化
USART_Init(USART1,&USART1_InitStruct);
/**************************************************************/
//开串口中断
USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);//接收中断
//USART_ITConfig(USART1, USART_IT_IDLE, ENABLE);//空闲中断
//中断优先级配置
USART1_NVIC_Config();
USART_Cmd(USART1,ENABLE);
}
/*串口重定向函数 目的是让STM32支持printf("%d %x %c ")*/
int fputc(int ch , FILE *stream)
{
while(USART_GetFlagStatus(USART1,USART_FLAG_TXE)==RESET);
USART_SendData(USART1,(uint16_t) ch); //数据通过串口发送
while(USART_GetFlagStatus(USART1,USART_FLAG_TC)==RESET);
return ch;
}
#ifndef __USART1_H_
#define __USART1_H_
#include "stm32f10x.h"
void USART1_Init(uint32_t BaudRate);
#endif
系统嘀嗒定时器代码
#include "systick.h"
#include "key.h"
uint32_t mySysTick_Config(uint32_t ticks)
{
if (ticks > SysTick_LOAD_RELOAD_Msk) return (1); /* Reload value impossible */
SysTick->LOAD = (ticks & SysTick_LOAD_RELOAD_Msk) - 1; /* set reload register */
NVIC_SetPriority (SysTick_IRQn, (1<<__NVIC_PRIO_BITS) - 1); /* set Priority for Cortex-M0 System Interrupts */
SysTick->VAL = 0; /* Load the SysTick Counter Value */
SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk |
SysTick_CTRL_TICKINT_Msk |
SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */
return (0); /* Function successful */
}
void SysTick_Init(void)
{
//SystemInit();
SysTick_CLKSourceConfig(SysTick_CLKSource_HCLK);
mySysTick_Config(SystemCoreClock/1000);
}
void SysTick_Handler(void)
{
SystemTick();
KeyScan();
}
static uint32_t Ticks=0;
void SystemTick(void)
{
Ticks++;
}
uint32_t GetSoftTimer(void)
{
return Ticks;
}
uint8_t SoftTimer(uint32_t BaseTimer,uint32_t Timeout)
{
if(Ticks>=BaseTimer)
return (Ticks)>=Timeout+BaseTimer;
return (Ticks+0xFFFFFF)>=Timeout+BaseTimer;
}
边栏推荐
- leetcode：1562. 查找大小为 M 的最新分组【模拟 + 端点记录 + 范围合并】
- RTL8762DK UART（二）
- Chinese version of Pylint inspection rules
- 软考高级系统架构设计师系列之：信息系统基础知识
- MYSQL query interception optimization analysis
- JS时间戳的意义是什么？知道sql会考虑加时间戳，JS的时间戳用于什么场景？
- 修改Postman安装路径
- Compiled on unbutu with wiringPi library and run on Raspberry Pi
- date command
- What practical projects can machine learning beginners learn?
猜你喜欢
Replacing the Raspberry Pi Kernel
Game Security 03: A Simple Explanation of Buffer Overflow Attacks
YOLO怎么入门？怎么实现自己的训练集？
how to edit the table of contents of an epub ebook
RTL8762DK 点灯/LED（三）
You need to know the TCP wave four times
Euler system (euleros): upgrade Mysql
解决安装MySQL后，Excel打开很慢的问题
RTL8762DK PWM（七）
LeetCode每日一练 —— 环形链表问题（面试四连问）
随机推荐
Simple vim configuration
七月集训(第31天) —— 状态压缩
Modify Postman installation path
RTL8762DK WDG（六）
你需要知道的 TCP 四次挥手
GDB 源码分析系列文章五：动态库延迟断点实现机制
IDEA调试
带wiringPi库在unbutu 编译 并且在树莓派运行
2022 CSP-J1 CSP-S1 Round 1 Preliminary Competition Registration Guide
IDEA does not recognize the module (there is no blue square in the lower right corner of the module)
WebApi 打个Attribute 统一处理异常
Ordinary users cannot access HGFS directory
Introduction to the decision logic of WAASAP WebClient UI page labels
Js replication
从零造键盘的键盘超级喜欢,IT人最爱
MYSQL master-slave replication
785. Quick Sort
Rasa 3.x Learning Series - Using Lookup Tables to Improve Entity Extraction
RTL8762DK uses DebugAnalyzer (four)
设备树——dtb格式到struct device node结构体的转换