Let's do 过程贴
本文将通过“系统框图、电路原理图、如何开启运行、主要参数情况、实现步骤”等方面记录开发过程中的硬件设计、软件调试、项目代码等。
流程图part
主程序流程图（方框图）
根据流程图我们首先要将所需模块进行初始化。以下是初始化部分代码：
从流程图中不难看出来，我们使用了继电器这一模块，其原因是正常的板载所能提供的输出电压最多为5V，而这并不能驱动12V的电机，于是我们采用了继电器去驱动电机。我们所使用的继电器为5VDC（5V直流电）驱动，通过继电器进而驱动电机的动作。
其模式更改采用窗口发送的方式：通过串口发送不同的字符串，当STM32F411接收到对应的字符串后，修改程序当前模式并执行对应的模式。下面是通过串口修改修改电流阈值的图片（PS：因为我这个插入视频和GIF我没做过）：
下面是所用到的窗口字符串：
定时器中断流程图（方框图）
将选择后的模式功能部分放入定时器中，可以积极响应模式的要求并快速运行的运行，以下是定时器的内部代码：
关键逻辑交互图
以下为各个模块代码部分展示
GPIO.c
void OLED_MAP()
{
OLED_ShowChiness(1,1,13);
OLED_ShowChiness(1,3,0);
OLED_ShowChiness(1,5,1);
OLED_ShowChiness(1,7,2);
OLED_ShowChiness(1,9,3);
OLED_ShowChiness(1,11,4);
OLED_ShowChiness(1,13,5);
OLED_ShowChiness(1,15,6);
OLED_ShowChiness(2,1,7);
OLED_ShowChiness(2,3,8);
OLED_ShowChiness(3,1,9);
OLED_ShowChiness(3,3,10);
OLED_ShowChiness(4,1,11);
OLED_ShowChiness(4,3,12);
OLED_ShowString(2,5,": mA");
OLED_ShowString(3,5,": V");
OLED_ShowString(4,5,": W");
}
void OLED_MAP2()
{
OLED_ShowChiness(1,1,14);
OLED_ShowChiness(1,3,15);
OLED_ShowChiness(1,5,16);
OLED_ShowChiness(1,7,17);
OLED_ShowString(1,9,":");
OLED_ShowChiness(2,1,18);
OLED_ShowChiness(2,3,19);
OLED_ShowChiness(2,5,20);
OLED_ShowChiness(2,7,21);
OLED_ShowString(2,9,":");
OLED_ShowString(2,14,"mA");
}
void show_i()
{
short iii = INA_GET_Current_MA();
OLED_ShowSignedNum(2,7,iii,5);
}
void show_v()
{
unsigned int v = INA_GET_Voltage_MV();
OLED_ShowNum(3,7,v/1000,2);
OLED_ShowChar(3,9,'.');
OLED_ShowNum(3,10,v-(v/1000)*1000,3);
}
void show_w()
{
unsigned int p = INA_GET_Power_MW()*20;
OLED_ShowNum(4,7,p/1000,2);
OLED_ShowChar(4,9,'.');
OLED_ShowNum(4,10,p-(p/1000)*1000,3);
}
void gpio_init()
{
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA,ENABLE);
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB, ENABLE);
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOC,ENABLE);
GPIO_InitTypeDef GPIO_InitStruct;
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStruct.GPIO_OType = GPIO_OType_PP;
GPIO_InitStruct.GPIO_Pin = GPIO_Pin_5;
GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStruct.GPIO_Speed = GPIO_Medium_Speed;
GPIO_Init(GPIOA,&GPIO_InitStruct);
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_IN;
GPIO_InitStruct.GPIO_OType = GPIO_OType_PP;
GPIO_InitStruct.GPIO_Pin = GPIO_Pin_13;
GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStruct.GPIO_Speed = GPIO_Medium_Speed;
GPIO_Init(GPIOC,&GPIO_InitStruct);
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStruct.GPIO_OType = GPIO_OType_PP;
GPIO_InitStruct.GPIO_Pin = GPIO_Pin_4;
GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStruct.GPIO_Speed = GPIO_Fast_Speed;
GPIO_Init(GPIOA,&GPIO_InitStruct);
GPIO_InitStruct.GPIO_Pin = GPIO_Pin_0;
GPIO_Init(GPIOB,&GPIO_InitStruct);
GPIO_WriteBit(GPIOA,GPIO_Pin_4,1);
GPIO_WriteBit(GPIOB,GPIO_Pin_0,0);
}OLED.c
/*引脚配置*/
//#define OLED_W_SCL(x) GPIO_WriteBit(GPIOA, GPIO_Pin_0, (BitAction)(x))
//#define OLED_W_SDA(x) GPIO_WriteBit(GPIOA, GPIO_Pin_1, (BitAction)(x))
//#define lay 5
/*引脚初始化*/
void OLED_W_SCL(int x)
{
GPIO_WriteBit(GPIOA, GPIO_Pin_0,x);
delay_us(1);
}
void OLED_W_SDA(int x)
{
GPIO_WriteBit(GPIOA, GPIO_Pin_1,x);
delay_us(1);
}
void OLED_I2C_Init(void)
{
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA, ENABLE);
GPIO_InitTypeDef GPIO_InitStruct;
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStruct.GPIO_OType = GPIO_OType_OD;
GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStruct.GPIO_Speed = GPIO_Fast_Speed;
GPIO_InitStruct.GPIO_Pin = GPIO_Pin_0;
GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.GPIO_Pin = GPIO_Pin_1;
GPIO_Init(GPIOA, &GPIO_InitStruct);
OLED_W_SCL(1);
OLED_W_SDA(1);
}
/**
* @brief I2C开始
* @param 无
* @retval 无
*/
void OLED_I2C_Start(void)
{
OLED_W_SDA(1);
OLED_W_SCL(1);
OLED_W_SDA(0);
OLED_W_SCL(0);
}
/**
* @brief I2C停止
* @param 无
* @retval 无
*/
void OLED_I2C_Stop(void)
{
OLED_W_SDA(0);
OLED_W_SCL(1);
OLED_W_SDA(1);
}
/**
* @brief I2C发送一个字节
* @param Byte 要发送的一个字节
* @retval 无
*/
void OLED_I2C_SendByte(uint8_t Byte)
{
uint8_t i;
for (i = 0; i < 8; i++)
{
OLED_W_SDA(!!(Byte & (0x80 >> i)));
OLED_W_SCL(1);
OLED_W_SCL(0);
}
OLED_W_SCL(1); //额外的一个时钟，不处理应答信号
OLED_W_SCL(0);
}
/**
* @brief OLED写命令
* @param Command 要写入的命令
* @retval 无
*/
void OLED_WriteCommand(uint8_t Command)
{
OLED_I2C_Start();
OLED_I2C_SendByte(0x78); //从机地址
OLED_I2C_SendByte(0x00); //写命令
OLED_I2C_SendByte(Command);
OLED_I2C_Stop();
}
/**
* @brief OLED写数据
* @param Data 要写入的数据
* @retval 无
*/
void OLED_WriteData(uint8_t Data)
{
OLED_I2C_Start();
OLED_I2C_SendByte(0x78); //从机地址
OLED_I2C_SendByte(0x40); //写数据
OLED_I2C_SendByte(Data);
OLED_I2C_Stop();
}
/**
* @brief OLED设置光标位置
* @param Y 以左上角为原点，向下方向的坐标，范围：0~7
* @param X 以左上角为原点，向右方向的坐标，范围：0~127
* @retval 无
*/
void OLED_SetCursor(uint8_t Y, uint8_t X)
{
OLED_WriteCommand(0xB0 | Y); //设置Y位置
OLED_WriteCommand(0x10 | ((X & 0xF0) >> 4)); //设置X位置高4位
OLED_WriteCommand(0x00 | (X & 0x0F)); //设置X位置低4位
}
/**
* @brief OLED清屏
* @param 无
* @retval 无
*/
void OLED_Clear(void)
{
uint8_t i, j;
for (j = 0; j < 8; j++)
{
OLED_SetCursor(j, 0);
for(i = 0; i < 128; i++)
{
OLED_WriteData(0x00);
}
}
}
/**
* @brief OLED显示一个字符
* @param Line 行位置，范围：1~4
* @param Column 列位置，范围：1~16
* @param Char 要显示的一个字符，范围：ASCII可见字符
* @retval 无
*/
void OLED_ShowChar(uint8_t Line, uint8_t Column, char Char)
{
uint8_t i;
OLED_SetCursor((Line - 1) * 2, (Column - 1) * 8); //设置光标位置在上半部分
for (i = 0; i < 8; i++)
{
OLED_WriteData(OLED_F8x16[Char - ' '][i]); //显示上半部分内容
}
OLED_SetCursor((Line - 1) * 2 + 1, (Column - 1) * 8); //设置光标位置在下半部分
for (i = 0; i < 8; i++)
{
OLED_WriteData(OLED_F8x16[Char - ' '][i + 8]); //显示下半部分内容
}
}
/**
* @brief OLED显示一个中文
* @param Line 行位置，范围：1~4
* @param Column 列位置，范围：1~16
* @param num 要显示的一个字符地址
* @retval 无
*/
void OLED_ShowChiness(uint8_t Line, uint8_t Column, uint8_t num)
{
uint8_t i;
OLED_SetCursor((Line - 1) * 2, (Column - 1) * 8); //设置光标位置在上半部分
for (i = 0; i < 16; i++)
{
OLED_WriteData(OLED_Chiness_F8x16[num][i]); //显示上半部分内容
}
OLED_SetCursor((Line - 1) * 2 + 1, (Column - 1) * 8); //设置光标位置在下半部分
for (i = 0; i < 16; i++)
{
OLED_WriteData(OLED_Chiness_F8x16[num][i + 16]); //显示下半部分内容
}
}
/**
* @brief OLED显示字符串
* @param Line 起始行位置，范围：1~4
* @param Column 起始列位置，范围：1~16
* @param String 要显示的字符串，范围：ASCII可见字符
* @retval 无
*/
void OLED_ShowString(uint8_t Line, uint8_t Column, char *String)
{
uint8_t i;
for (i = 0; String[i] != '\0'; i++)
{
OLED_ShowChar(Line, Column + i, String[i]);
}
}
/**
* @brief OLED次方函数
* @retval 返回值等于X的Y次方
*/
uint32_t OLED_Pow(uint32_t X, uint32_t Y)
{
uint32_t Result = 1;
while (Y--)
{
Result *= X;
}
return Result;
}
/**
* @brief OLED显示数字（十进制，正数）
* @param Line 起始行位置，范围：1~4
* @param Column 起始列位置，范围：1~16
* @param Number 要显示的数字，范围：0~4294967295
* @param Length 要显示数字的长度，范围：1~10
* @retval 无
*/
void OLED_ShowNum(uint8_t Line, uint8_t Column, uint32_t Number, uint8_t Length)
{
uint8_t i;
for (i = 0; i < Length; i++)
{
OLED_ShowChar(Line, Column + i, Number / OLED_Pow(10, Length - i - 1) % 10 + '0');
}
}
/**
* @brief OLED显示数字（十进制，带符号数）
* @param Line 起始行位置，范围：1~4
* @param Column 起始列位置，范围：1~16
* @param Number 要显示的数字，范围：-2147483648~2147483647
* @param Length 要显示数字的长度，范围：1~10
* @retval 无
*/
void OLED_ShowSignedNum(uint8_t Line, uint8_t Column, int32_t Number, uint8_t Length)
{
uint8_t i;
uint32_t Number1;
if (Number >= 0)
{
OLED_ShowChar(Line, Column, '+');
Number1 = Number;
}
else
{
OLED_ShowChar(Line, Column, '-');
Number1 = -Number;
}
for (i = 0; i < Length; i++)
{
OLED_ShowChar(Line, Column + i + 1, Number1 / OLED_Pow(10, Length - i - 1) % 10 + '0');
}
}
/**
* @brief OLED显示数字（十六进制，正数）
* @param Line 起始行位置，范围：1~4
* @param Column 起始列位置，范围：1~16
* @param Number 要显示的数字，范围：0~0xFFFFFFFF
* @param Length 要显示数字的长度，范围：1~8
* @retval 无
*/
void OLED_ShowHexNum(uint8_t Line, uint8_t Column, uint32_t Number, uint8_t Length)
{
uint8_t i, SingleNumber;
for (i = 0; i < Length; i++)
{
SingleNumber = Number / OLED_Pow(16, Length - i - 1) % 16;
if (SingleNumber < 10)
{
OLED_ShowChar(Line, Column + i, SingleNumber + '0');
}
else
{
OLED_ShowChar(Line, Column + i, SingleNumber - 10 + 'A');
}
}
}
/**
* @brief OLED显示数字（二进制，正数）
* @param Line 起始行位置，范围：1~4
* @param Column 起始列位置，范围：1~16
* @param Number 要显示的数字，范围：0~1111 1111 1111 1111
* @param Length 要显示数字的长度，范围：1~16
* @retval 无
*/
void OLED_ShowBinNum(uint8_t Line, uint8_t Column, uint32_t Number, uint8_t Length)
{
uint8_t i;
for (i = 0; i < Length; i++)
{
OLED_ShowChar(Line, Column + i, Number / OLED_Pow(2, Length - i - 1) % 2 + '0');
}
}
/**
* @brief OLED初始化
* @param 无
* @retval 无
*/
void OLED_Init(void)
{
uint32_t i, j;
for (i = 0; i < 1000; i++) //上电延时
{
for (j = 0; j < 1000; j++);
}
OLED_I2C_Init(); //端口初始化
OLED_WriteCommand(0xAE); //关闭显示
OLED_WriteCommand(0xD5); //设置显示时钟分频比/振荡器频率
OLED_WriteCommand(0x80);
OLED_WriteCommand(0xA8); //设置多路复用率
OLED_WriteCommand(0x3F);
OLED_WriteCommand(0xD3); //设置显示偏移
OLED_WriteCommand(0x00);
OLED_WriteCommand(0x40); //设置显示开始行
OLED_WriteCommand(0xA1); //设置左右方向，0xA1正常 0xA0左右反置
OLED_WriteCommand(0xC8); //设置上下方向，0xC8正常 0xC0上下反置
OLED_WriteCommand(0xDA); //设置COM引脚硬件配置
OLED_WriteCommand(0x12);
OLED_WriteCommand(0x81); //设置对比度控制
OLED_WriteCommand(0xCF);
OLED_WriteCommand(0xD9); //设置预充电周期
OLED_WriteCommand(0xF1);
OLED_WriteCommand(0xDB); //设置VCOMH取消选择级别
OLED_WriteCommand(0x30);
OLED_WriteCommand(0xA4); //设置整个显示打开/关闭
OLED_WriteCommand(0xA6); //设置正常/倒转显示
OLED_WriteCommand(0x8D); //设置充电泵
OLED_WriteCommand(0x14);
OLED_WriteCommand(0xAF); //开启显示
OLED_Clear(); //OLED清屏
}OLED_Font.h
#ifndef __OLED_FONT_H
#define __OLED_FONT_H
/*OLED字模库，宽8像素，高16像素*/
const uint8_t OLED_F8x16[][16]=
{
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,// 0
0x00,0x00,0x00,0xF8,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x33,0x30,0x00,0x00,0x00,//! 1
0x00,0x10,0x0C,0x06,0x10,0x0C,0x06,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//" 2
0x40,0xC0,0x78,0x40,0xC0,0x78,0x40,0x00,
0x04,0x3F,0x04,0x04,0x3F,0x04,0x04,0x00,//# 3
0x00,0x70,0x88,0xFC,0x08,0x30,0x00,0x00,
0x00,0x18,0x20,0xFF,0x21,0x1E,0x00,0x00,//$ 4
0xF0,0x08,0xF0,0x00,0xE0,0x18,0x00,0x00,
0x00,0x21,0x1C,0x03,0x1E,0x21,0x1E,0x00,//% 5
0x00,0xF0,0x08,0x88,0x70,0x00,0x00,0x00,
0x1E,0x21,0x23,0x24,0x19,0x27,0x21,0x10,//& 6
0x10,0x16,0x0E,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//' 7
0x00,0x00,0x00,0xE0,0x18,0x04,0x02,0x00,
0x00,0x00,0x00,0x07,0x18,0x20,0x40,0x00,//( 8
0x00,0x02,0x04,0x18,0xE0,0x00,0x00,0x00,
0x00,0x40,0x20,0x18,0x07,0x00,0x00,0x00,//) 9
0x40,0x40,0x80,0xF0,0x80,0x40,0x40,0x00,
0x02,0x02,0x01,0x0F,0x01,0x02,0x02,0x00,//* 10
0x00,0x00,0x00,0xF0,0x00,0x00,0x00,0x00,
0x01,0x01,0x01,0x1F,0x01,0x01,0x01,0x00,//+ 11
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x80,0xB0,0x70,0x00,0x00,0x00,0x00,0x00,//, 12
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x01,//- 13
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x30,0x30,0x00,0x00,0x00,0x00,0x00,//. 14
0x00,0x00,0x00,0x00,0x80,0x60,0x18,0x04,
0x00,0x60,0x18,0x06,0x01,0x00,0x00,0x00,/// 15
0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,
0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00,//0 16
0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,
0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//1 17
0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,
0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00,//2 18
0x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00,
0x00,0x18,0x20,0x20,0x20,0x11,0x0E,0x00,//3 19
0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,
0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00,//4 20
0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00,
0x00,0x19,0x21,0x20,0x20,0x11,0x0E,0x00,//5 21
0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,
0x00,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00,//6 22
0x00,0x38,0x08,0x08,0xC8,0x38,0x08,0x00,
0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00,//7 23
0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,
0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00,//8 24
0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,
0x00,0x00,0x31,0x22,0x22,0x11,0x0F,0x00,//9 25
0x00,0x00,0x00,0xC0,0xC0,0x00,0x00,0x00,
0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,//: 26
0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,
0x00,0x00,0x80,0x60,0x00,0x00,0x00,0x00,//; 27
0x00,0x00,0x80,0x40,0x20,0x10,0x08,0x00,
0x00,0x01,0x02,0x04,0x08,0x10,0x20,0x00,//< 28
0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x00,
0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x00,//= 29
0x00,0x08,0x10,0x20,0x40,0x80,0x00,0x00,
0x00,0x20,0x10,0x08,0x04,0x02,0x01,0x00,//> 30
0x00,0x70,0x48,0x08,0x08,0x08,0xF0,0x00,
0x00,0x00,0x00,0x30,0x36,0x01,0x00,0x00,//? 31
0xC0,0x30,0xC8,0x28,0xE8,0x10,0xE0,0x00,
0x07,0x18,0x27,0x24,0x23,0x14,0x0B,0x00,//@ 32
0x00,0x00,0xC0,0x38,0xE0,0x00,0x00,0x00,
0x20,0x3C,0x23,0x02,0x02,0x27,0x38,0x20,//A 33
0x08,0xF8,0x88,0x88,0x88,0x70,0x00,0x00,
0x20,0x3F,0x20,0x20,0x20,0x11,0x0E,0x00,//B 34
0xC0,0x30,0x08,0x08,0x08,0x08,0x38,0x00,
0x07,0x18,0x20,0x20,0x20,0x10,0x08,0x00,//C 35
0x08,0xF8,0x08,0x08,0x08,0x10,0xE0,0x00,
0x20,0x3F,0x20,0x20,0x20,0x10,0x0F,0x00,//D 36
0x08,0xF8,0x88,0x88,0xE8,0x08,0x10,0x00,
0x20,0x3F,0x20,0x20,0x23,0x20,0x18,0x00,//E 37
0x08,0xF8,0x88,0x88,0xE8,0x08,0x10,0x00,
0x20,0x3F,0x20,0x00,0x03,0x00,0x00,0x00,//F 38
0xC0,0x30,0x08,0x08,0x08,0x38,0x00,0x00,
0x07,0x18,0x20,0x20,0x22,0x1E,0x02,0x00,//G 39
0x08,0xF8,0x08,0x00,0x00,0x08,0xF8,0x08,
0x20,0x3F,0x21,0x01,0x01,0x21,0x3F,0x20,//H 40
0x00,0x08,0x08,0xF8,0x08,0x08,0x00,0x00,
0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//I 41
0x00,0x00,0x08,0x08,0xF8,0x08,0x08,0x00,
0xC0,0x80,0x80,0x80,0x7F,0x00,0x00,0x00,//J 42
0x08,0xF8,0x88,0xC0,0x28,0x18,0x08,0x00,
0x20,0x3F,0x20,0x01,0x26,0x38,0x20,0x00,//K 43
0x08,0xF8,0x08,0x00,0x00,0x00,0x00,0x00,
0x20,0x3F,0x20,0x20,0x20,0x20,0x30,0x00,//L 44
0x08,0xF8,0xF8,0x00,0xF8,0xF8,0x08,0x00,
0x20,0x3F,0x00,0x3F,0x00,0x3F,0x20,0x00,//M 45
0x08,0xF8,0x30,0xC0,0x00,0x08,0xF8,0x08,
0x20,0x3F,0x20,0x00,0x07,0x18,0x3F,0x00,//N 46
0xE0,0x10,0x08,0x08,0x08,0x10,0xE0,0x00,
0x0F,0x10,0x20,0x20,0x20,0x10,0x0F,0x00,//O 47
0x08,0xF8,0x08,0x08,0x08,0x08,0xF0,0x00,
0x20,0x3F,0x21,0x01,0x01,0x01,0x00,0x00,//P 48
0xE0,0x10,0x08,0x08,0x08,0x10,0xE0,0x00,
0x0F,0x18,0x24,0x24,0x38,0x50,0x4F,0x00,//Q 49
0x08,0xF8,0x88,0x88,0x88,0x88,0x70,0x00,
0x20,0x3F,0x20,0x00,0x03,0x0C,0x30,0x20,//R 50
0x00,0x70,0x88,0x08,0x08,0x08,0x38,0x00,
0x00,0x38,0x20,0x21,0x21,0x22,0x1C,0x00,//S 51
0x18,0x08,0x08,0xF8,0x08,0x08,0x18,0x00,
0x00,0x00,0x20,0x3F,0x20,0x00,0x00,0x00,//T 52
0x08,0xF8,0x08,0x00,0x00,0x08,0xF8,0x08,
0x00,0x1F,0x20,0x20,0x20,0x20,0x1F,0x00,//U 53
0x08,0x78,0x88,0x00,0x00,0xC8,0x38,0x08,
0x00,0x00,0x07,0x38,0x0E,0x01,0x00,0x00,//V 54
0xF8,0x08,0x00,0xF8,0x00,0x08,0xF8,0x00,
0x03,0x3C,0x07,0x00,0x07,0x3C,0x03,0x00,//W 55
0x08,0x18,0x68,0x80,0x80,0x68,0x18,0x08,
0x20,0x30,0x2C,0x03,0x03,0x2C,0x30,0x20,//X 56
0x08,0x38,0xC8,0x00,0xC8,0x38,0x08,0x00,
0x00,0x00,0x20,0x3F,0x20,0x00,0x00,0x00,//Y 57
0x10,0x08,0x08,0x08,0xC8,0x38,0x08,0x00,
0x20,0x38,0x26,0x21,0x20,0x20,0x18,0x00,//Z 58
0x00,0x00,0x00,0xFE,0x02,0x02,0x02,0x00,
0x00,0x00,0x00,0x7F,0x40,0x40,0x40,0x00,//[ 59
0x00,0x0C,0x30,0xC0,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x01,0x06,0x38,0xC0,0x00,//\ 60
0x00,0x02,0x02,0x02,0xFE,0x00,0x00,0x00,
0x00,0x40,0x40,0x40,0x7F,0x00,0x00,0x00,//] 61
0x00,0x00,0x04,0x02,0x02,0x02,0x04,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//^ 62
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,//_ 63
0x00,0x02,0x02,0x04,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//` 64
0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,
0x00,0x19,0x24,0x22,0x22,0x22,0x3F,0x20,//a 65
0x08,0xF8,0x00,0x80,0x80,0x00,0x00,0x00,
0x00,0x3F,0x11,0x20,0x20,0x11,0x0E,0x00,//b 66
0x00,0x00,0x00,0x80,0x80,0x80,0x00,0x00,
0x00,0x0E,0x11,0x20,0x20,0x20,0x11,0x00,//c 67
0x00,0x00,0x00,0x80,0x80,0x88,0xF8,0x00,
0x00,0x0E,0x11,0x20,0x20,0x10,0x3F,0x20,//d 68
0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,
0x00,0x1F,0x22,0x22,0x22,0x22,0x13,0x00,//e 69
0x00,0x80,0x80,0xF0,0x88,0x88,0x88,0x18,
0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//f 70
0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x00,
0x00,0x6B,0x94,0x94,0x94,0x93,0x60,0x00,//g 71
0x08,0xF8,0x00,0x80,0x80,0x80,0x00,0x00,
0x20,0x3F,0x21,0x00,0x00,0x20,0x3F,0x20,//h 72
0x00,0x80,0x98,0x98,0x00,0x00,0x00,0x00,
0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//i 73
0x00,0x00,0x00,0x80,0x98,0x98,0x00,0x00,
0x00,0xC0,0x80,0x80,0x80,0x7F,0x00,0x00,//j 74
0x08,0xF8,0x00,0x00,0x80,0x80,0x80,0x00,
0x20,0x3F,0x24,0x02,0x2D,0x30,0x20,0x00,//k 75
0x00,0x08,0x08,0xF8,0x00,0x00,0x00,0x00,
0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//l 76
0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x00,
0x20,0x3F,0x20,0x00,0x3F,0x20,0x00,0x3F,//m 77
0x80,0x80,0x00,0x80,0x80,0x80,0x00,0x00,
0x20,0x3F,0x21,0x00,0x00,0x20,0x3F,0x20,//n 78
0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,
0x00,0x1F,0x20,0x20,0x20,0x20,0x1F,0x00,//o 79
0x80,0x80,0x00,0x80,0x80,0x00,0x00,0x00,
0x80,0xFF,0xA1,0x20,0x20,0x11,0x0E,0x00,//p 80
0x00,0x00,0x00,0x80,0x80,0x80,0x80,0x00,
0x00,0x0E,0x11,0x20,0x20,0xA0,0xFF,0x80,//q 81
0x80,0x80,0x80,0x00,0x80,0x80,0x80,0x00,
0x20,0x20,0x3F,0x21,0x20,0x00,0x01,0x00,//r 82
0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x00,
0x00,0x33,0x24,0x24,0x24,0x24,0x19,0x00,//s 83
0x00,0x80,0x80,0xE0,0x80,0x80,0x00,0x00,
0x00,0x00,0x00,0x1F,0x20,0x20,0x00,0x00,//t 84
0x80,0x80,0x00,0x00,0x00,0x80,0x80,0x00,
0x00,0x1F,0x20,0x20,0x20,0x10,0x3F,0x20,//u 85
0x80,0x80,0x80,0x00,0x00,0x80,0x80,0x80,
0x00,0x01,0x0E,0x30,0x08,0x06,0x01,0x00,//v 86
0x80,0x80,0x00,0x80,0x00,0x80,0x80,0x80,
0x0F,0x30,0x0C,0x03,0x0C,0x30,0x0F,0x00,//w 87
0x00,0x80,0x80,0x00,0x80,0x80,0x80,0x00,
0x00,0x20,0x31,0x2E,0x0E,0x31,0x20,0x00,//x 88
0x80,0x80,0x80,0x00,0x00,0x80,0x80,0x80,
0x80,0x81,0x8E,0x70,0x18,0x06,0x01,0x00,//y 89
0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x00,
0x00,0x21,0x30,0x2C,0x22,0x21,0x30,0x00,//z 90
0x00,0x00,0x00,0x00,0x80,0x7C,0x02,0x02,
0x00,0x00,0x00,0x00,0x00,0x3F,0x40,0x40,//{ 91
0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,//| 92
0x00,0x02,0x02,0x7C,0x80,0x00,0x00,0x00,
0x00,0x40,0x40,0x3F,0x00,0x00,0x00,0x00,//} 93
0x00,0x06,0x01,0x01,0x02,0x02,0x04,0x04,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//~ 94
};
const uint8_t OLED_Chiness_F8x16[][32]=
{
0x08,0x08,0x08,0xF8,0x08,0x08,0x08,0x10,
0x10,0xFF,0x10,0x10,0x10,0xF0,0x00,0x00,
0x10,0x30,0x10,0x1F,0x08,0x88,0x48,0x30,
0x0E,0x01,0x40,0x80,0x40,0x3F,0x00,0x00,/*"功",0*/
0x00,0x14,0xA4,0x44,0x24,0x34,0xAD,0x66,
0x24,0x94,0x04,0x44,0xA4,0x14,0x00,0x00,
0x08,0x09,0x08,0x08,0x09,0x09,0x09,0xFD,
0x09,0x09,0x0B,0x08,0x08,0x09,0x08,0x00,/*"率",1*/
0x10,0x10,0xD0,0xFF,0x90,0x50,0x20,0x50,
0x4C,0x43,0x4C,0x50,0x20,0x40,0x40,0x00,
0x04,0x03,0x00,0xFF,0x00,0x41,0x44,0x58,
0x41,0x4E,0x60,0x58,0x47,0x40,0x40,0x00,/*"检",2*/
0x10,0x60,0x02,0x8C,0x00,0xFE,0x02,0xF2,
0x02,0xFE,0x00,0xF8,0x00,0xFF,0x00,0x00,
0x04,0x04,0x7E,0x01,0x80,0x47,0x30,0x0F,
0x10,0x27,0x00,0x47,0x80,0x7F,0x00,0x00,/*"测",3*/
0x00,0x00,0xE0,0x9F,0x88,0x88,0x88,0x88,
0x88,0x88,0x88,0x88,0x88,0x08,0x00,0x00,
0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,
0x08,0x48,0x80,0x40,0x3F,0x00,0x00,0x00,/*"与",4*/
0x10,0x10,0x10,0xFF,0x90,0x20,0x98,0x48,
0x28,0x09,0x0E,0x28,0x48,0xA8,0x18,0x00,
0x02,0x42,0x81,0x7F,0x00,0x40,0x40,0x42,
0x42,0x42,0x7E,0x42,0x42,0x42,0x40,0x00,/*"控",5*/
0x40,0x50,0x4E,0x48,0x48,0xFF,0x48,0x48,
0x48,0x40,0xF8,0x00,0x00,0xFF,0x00,0x00,
0x00,0x00,0x3E,0x02,0x02,0xFF,0x12,0x22,
0x1E,0x00,0x0F,0x40,0x80,0x7F,0x00,0x00,/*"制",6*/
0x00,0x00,0xF8,0x88,0x88,0x88,0x88,0xFF,
0x88,0x88,0x88,0x88,0xF8,0x00,0x00,0x00,
0x00,0x00,0x1F,0x08,0x08,0x08,0x08,0x7F,
0x88,0x88,0x88,0x88,0x9F,0x80,0xF0,0x00,/*"电",7*/
0x10,0x60,0x02,0x8C,0x00,0x44,0x64,0x54,
0x4D,0x46,0x44,0x54,0x64,0xC4,0x04,0x00,
0x04,0x04,0x7E,0x01,0x80,0x40,0x3E,0x00,
0x00,0xFE,0x00,0x00,0x7E,0x80,0xE0,0x00,/*"流",8*/
0x00,0x00,0xF8,0x88,0x88,0x88,0x88,0xFF,
0x88,0x88,0x88,0x88,0xF8,0x00,0x00,0x00,
0x00,0x00,0x1F,0x08,0x08,0x08,0x08,0x7F,
0x88,0x88,0x88,0x88,0x9F,0x80,0xF0,0x00,/*"电",9*/
0x00,0x00,0xFE,0x02,0x82,0x82,0x82,0x82,
0xFA,0x82,0x82,0x82,0x82,0x82,0x02,0x00,
0x80,0x60,0x1F,0x40,0x40,0x40,0x40,0x40,
0x7F,0x40,0x40,0x44,0x58,0x40,0x40,0x00,/*"压",10*/
0x08,0x08,0x08,0xF8,0x08,0x08,0x08,0x10,
0x10,0xFF,0x10,0x10,0x10,0xF0,0x00,0x00,
0x10,0x30,0x10,0x1F,0x08,0x88,0x48,0x30,
0x0E,0x01,0x40,0x80,0x40,0x3F,0x00,0x00,/*"功",11*/
0x00,0x14,0xA4,0x44,0x24,0x34,0xAD,0x66,
0x24,0x94,0x04,0x44,0xA4,0x14,0x00,0x00,
0x08,0x09,0x08,0x08,0x09,0x09,0x09,0xFD,
0x09,0x09,0x0B,0x08,0x08,0x09,0x08,0x00,/*"率",12*/
0x08,0xF8,0x08,0x10,0xE0,0x00,0x08,0xF8,
0x08,0x00,0x08,0xF8,0x80,0x78,0x08,0x00,
0x20,0x3F,0x20,0x10,0x0F,0x00,0x20,0x3F,
0x20,0x00,0x00,0x20,0x3F,0x20,0x00,0x00,/*"DIY",13*/
0x40,0x40,0x42,0xCC,0x00,0x08,0x48,0x88,
0x08,0x08,0x08,0xFF,0x08,0x08,0x08,0x00,
0x00,0x40,0x20,0x1F,0x20,0x40,0x40,0x41,
0x40,0x48,0x50,0x4F,0x40,0x40,0x40,0x00,/*"过",14*/
0x10,0x60,0x02,0x8C,0x00,0x44,0x64,0x54,
0x4D,0x46,0x44,0x54,0x64,0xC4,0x04,0x00,
0x04,0x04,0x7E,0x01,0x80,0x40,0x3E,0x00,
0x00,0xFE,0x00,0x00,0x7E,0x80,0xE0,0x00,/*"流",15*/
0x00,0x08,0x30,0x00,0xFF,0x20,0x20,0x20,
0x20,0xFF,0x20,0x20,0x22,0x2C,0x20,0x00,
0x04,0x04,0x02,0x01,0xFF,0x80,0x40,0x30,
0x0E,0x01,0x06,0x18,0x20,0x40,0x80,0x00,/*"状",16*/
0x00,0x04,0x84,0x84,0x44,0x24,0x54,0x8F,
0x14,0x24,0x44,0x84,0x84,0x04,0x00,0x00,
0x41,0x39,0x00,0x00,0x3C,0x40,0x40,0x42,
0x4C,0x40,0x40,0x70,0x04,0x09,0x31,0x00,/*"态",17*/
0x00,0x00,0xF8,0x88,0x88,0x88,0x88,0xFF,
0x88,0x88,0x88,0x88,0xF8,0x00,0x00,0x00,
0x00,0x00,0x1F,0x08,0x08,0x08,0x08,0x7F,
0x88,0x88,0x88,0x88,0x9F,0x80,0xF0,0x00,/*"电",18*/
0x10,0x60,0x02,0x8C,0x00,0x44,0x64,0x54,
0x4D,0x46,0x44,0x54,0x64,0xC4,0x04,0x00,
0x04,0x04,0x7E,0x01,0x80,0x40,0x3E,0x00,
0x00,0xFE,0x00,0x00,0x7E,0x80,0xE0,0x00,/*"流",19*/
0x00,0xF8,0x01,0x22,0xA0,0xA2,0xA2,0x22,
0xFE,0x22,0xAA,0x32,0x02,0xFE,0x00,0x00,
0x00,0xFF,0x00,0x10,0x13,0x0A,0x4B,0x20,
0x17,0x0C,0x13,0x38,0x80,0xFF,0x00,0x00,/*"阈",20*/
0x00,0x80,0x60,0xF8,0x07,0x04,0xE4,0xA4,
0xA4,0xBF,0xA4,0xA4,0xE4,0x04,0x00,0x00,
0x01,0x00,0x00,0xFF,0x40,0x40,0x7F,0x4A,
0x4A,0x4A,0x4A,0x4A,0x7F,0x40,0x40,0x00,/*"值",21*/
0x00,0x02,0x02,0xC2,0x02,0x02,0x02,0xFE,
0x82,0x82,0x82,0x82,0x82,0x02,0x00,0x00,
0x40,0x40,0x40,0x7F,0x40,0x40,0x40,0x7F,
0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x00,/*"正",22*/
0x00,0x00,0x7E,0x92,0x92,0x92,0x92,0x92,
0x92,0x92,0x92,0x9E,0x80,0xE0,0x00,0x00,
0x08,0x88,0x48,0x28,0x1E,0x08,0x08,0x08,
0x08,0x08,0xFE,0x08,0x08,0x08,0x08,0x00,/*"异",23*/
0x20,0x18,0x08,0xEA,0xAC,0xA8,0xA8,0xAF,
0xA8,0xA8,0xAC,0xEA,0x08,0x28,0x18,0x00,
0x00,0x00,0x3E,0x02,0x02,0x02,0x02,0xFF,
0x02,0x02,0x12,0x22,0x1E,0x00,0x00,0x00,/*"常",24*/
};
#endifINA219.c
void INA_REG_Write(unsigned char reg,unsigned int data);
#ifdef INA_INSIDE_IIC
void INA_IIC_Delay()
{unsigned char x;
for(x=1;x>0;x--)
{
__NOP();__NOP();__NOP();__NOP();__NOP();
}
}
void INA_IIC_INIT(void) //IIC初始化
{
GPIO_InitTypeDef GPIO_InitStructure;
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOC, ENABLE);//使能GPIOF时钟
//GPIOF9,F10初始化设置
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2|GPIO_Pin_3;//LED0和LED1对应IO口
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;//普通输出模式
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;//推挽输出
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;//100MHz
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;//上拉
GPIO_Init(GPIOC, &GPIO_InitStructure);//初始化GPIO
GPIO_SetBits(GPIOC,GPIO_Pin_2|GPIO_Pin_3);//GPIOF9,F10设置高，灯灭
}
//SDA配置为输出
void INA_IIC_SDA_OUT(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOC, ENABLE);//使能GPIOF时钟
//GPIOF9,F10初始化设置
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;//LED0和LED1对应IO口
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;//普通输出模式
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;//推挽输出
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;//100MHz
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;//上拉
GPIO_Init(GPIOC, &GPIO_InitStructure);//初始化GPIO
}
//SDA配置为输入
void INA_IIC_SDA_IN(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOC, ENABLE);//使能GPIOC时钟
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;//普通输入模式
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;//100M
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;//上拉
GPIO_Init(GPIOC, &GPIO_InitStructure);//初始化GPIOC13
}
//开始信号
void INA_IIC_Start(void)
{
IIC_SDA_H;
IIC_SCL_H;
INA_IIC_Delay();
IIC_SDA_L;
INA_IIC_Delay();
IIC_SDA_L;
}
//结束信号
void INA_IIC_Stop(void )
{
IIC_SDA_L;
IIC_SCL_H;
INA_IIC_Delay();
IIC_SDA_H;
INA_IIC_Delay();
IIC_SCL_L;
IIC_SCL_H;
IIC_SDA_H;
}
//读取应答信号
bool INA_IIC_ACK_Read(void)
{
bool ack;
IIC_SDA_H;
INA_IIC_SDA_IN();
IIC_SCL_H;
INA_IIC_Delay();
if(IIC_SDA_READ() == SET) ack=false;
else ack=true;
IIC_SCL_L;
INA_IIC_SDA_OUT();
return ack;
}
//发送应答信号
void INA_IIC_ACK_Send(bool ack)
{
IIC_SCL_L;
if(ack == true)
IIC_SDA_L;
else IIC_SDA_H;
IIC_SCL_H;
INA_IIC_Delay();
IIC_SCL_L;
}
//IIC发送一位数据
void INA_IIC_Send_Byte(unsigned char byte)
{
unsigned char i;
IIC_SCL_L;
for(i=0;i<8;i++)
{
if(byte & 0x80 ) IIC_SDA_H;
else IIC_SDA_L;
IIC_SCL_H;
INA_IIC_Delay();
IIC_SCL_L;
INA_IIC_Delay();
byte<<=1;
}
INA_IIC_ACK_Read();
}
//IIC读取一位数据
unsigned char INA_IIC_Read_Byte(void)
{
unsigned char i,byte=0;
INA_IIC_SDA_IN();
for(i=0;i<8;i++)
{
IIC_SCL_H;
byte<<=1;
if(IIC_SDA_READ() == SET) byte |= 0x01;
else byte &= 0xFE;
IIC_SCL_L;
INA_IIC_Delay();
}
INA_IIC_SDA_OUT();
return byte;
}
#endif
//读两位数据
void INA_Read_Byte_s(unsigned char reg,unsigned char *data)
{
INA_IIC_Start();
INA_IIC_Send_Byte(INA219_ADDRESS); //发送INA219地址s
INA_IIC_Send_Byte(reg);
INA_IIC_Start();
INA_IIC_Send_Byte(INA219_ADDRESS+0x01); //设置iic为读模式
*data=INA_IIC_Read_Byte();
data++;
INA_IIC_ACK_Send(1);
*data=INA_IIC_Read_Byte();
INA_IIC_ACK_Send(0);
INA_IIC_Stop();
}
//写寄存器 测试成功
void INA_REG_Write(unsigned char reg,unsigned int data)
{
unsigned char data_temp[2];
data_temp[0]=(unsigned char )(data>>8);
data_temp[1]=(unsigned char )(data & 0xFF);
INA_IIC_Start();
INA_IIC_Send_Byte(INA219_ADDRESS); //发送INA219地址
INA_IIC_Send_Byte(reg); //发送寄存器地址
INA_IIC_Send_Byte(data_temp[0]); //发送高8位数据
data++;
INA_IIC_Send_Byte(data_temp[1]) ; //发送低8位数据
INA_IIC_Stop();
}
//获取电压（单位：mv）
unsigned int INA_GET_Voltage_MV(void)
{
unsigned char data_temp[2];
INA_Read_Byte_s(INA219_REG_BUSVOLTAGE,data_temp);
return (int)((((data_temp[0]<<8)+data_temp[1]) >> 3)*4); //右移3为去掉：bit2，CNVR，OVF三位，再乘以 4MV (官方文档规定)，得到当前总线的电压值
}
//获取电流（单位：mA）
short INA_GET_Current_MA(void)
{
unsigned char data_temp[2];
short temp;
INA_Read_Byte_s(INA219_REG_CURRENT,data_temp);
temp=(((data_temp[0]<<8)+data_temp[1]));
if(temp<=0x7fff)
{
return (short)temp;
}
else
{
return (short) -temp;
}
//return (int)((((data_temp[0]<<8)+data_temp[1]))*IAN_I_LSB); //得到寄存器的值在乘以每位对应的值（IAN_I_LSB）得到实际的电流
// unsigned char data_temp[2];
// INA_REG_Write(INA219_REG_CONFIG,INA219_CONFIG_value);
// INA_Read_Byte_s(INA219_REG_CURRENT,data_temp);
// return (int)((((data_temp[0]<<8)+data_temp[1]))*IAN_I_LSB); //得到寄存器的值在乘以每位对应的值（IAN_I_LSB）得到实际的电流
}
//获取当前功率（单位：mw）
unsigned int INA_GET_Power_MW(void)
{
unsigned char data_temp[2];
INA_Read_Byte_s(INA219_REG_POWER,data_temp);
return (int)(((data_temp[0]<<8)+data_temp[1])); //得到寄存器的值在乘以每位对应的值（INA_Power_LSB）得到实际的功率
}
void INA_Init(void ) //初始化函数调用一次
{
INA_IIC_INIT();
INA_REG_Write(INA219_REG_CONFIG,INA219_CONFIG_value);
INA_REG_Write(INA219_REG_CALIBRATION,INA_CAL);
}TIMER.c
void Timer_Init(void)
{
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3,ENABLE);
TIM_InternalClockConfig(TIM3);
TIM_TimeBaseInitTypeDef TIM_TimeBaseInitStruct;
TIM_TimeBaseInitStruct.TIM_ClockDivision = TIM_CKD_DIV1;
TIM_TimeBaseInitStruct.TIM_CounterMode = TIM_CounterMode_Up;
TIM_TimeBaseInitStruct.TIM_Period = 5000-1;
TIM_TimeBaseInitStruct.TIM_Prescaler = 10000-1;
TIM_TimeBaseInitStruct.TIM_RepetitionCounter = 0;
TIM_TimeBaseInit(TIM3,&TIM_TimeBaseInitStruct);
TIM_ClearITPendingBit(TIM3,TIM_IT_Update);
TIM_ITConfig(TIM3,TIM_IT_Update,ENABLE);
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
NVIC_InitTypeDef NVIC_InitStruct;
NVIC_InitStruct.NVIC_IRQChannel = TIM3_IRQn;
NVIC_InitStruct.NVIC_IRQChannelCmd = ENABLE;
NVIC_InitStruct.NVIC_IRQChannelPreemptionPriority = 2;
NVIC_InitStruct.NVIC_IRQChannelSubPriority = 1;
NVIC_Init(&NVIC_InitStruct);
TIM_Cmd(TIM3,ENABLE);
}SERIAL.c
char Serial_RxPacket[100]; //定义接收数据包数组，数据包格式"@MSG\r\n"
uint8_t Serial_RxFlag; //定义接收数据包标志位
/**
* 函 数：串口初始化
* 参 数：无
* 返 回 值：无
*/
void Serial_Init(void)
{
/*开启时钟*/
RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART2, ENABLE); //开启USART2的时钟
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA,ENABLE); //开启GPIOA的时钟
/*GPIO初始化*/
GPIO_InitTypeDef GPIO_InitStructure;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStructure.GPIO_Speed = GPIO_Fast_Speed;
GPIO_Init(GPIOA, &GPIO_InitStructure); //将PA9引脚初始化为复用推挽输出
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_InitStructure.GPIO_Speed = GPIO_Fast_Speed;
GPIO_Init(GPIOA, &GPIO_InitStructure); //将PA10引脚初始化为上拉输入
GPIO_PinAFConfig(GPIOA,GPIO_PinSource2,GPIO_AF_USART2); //GPIOA9复用为USART2
GPIO_PinAFConfig(GPIOA,GPIO_PinSource3,GPIO_AF_USART2); //GPIOA10复用为USART2
/*USART初始化*/
USART_InitTypeDef USART_InitStructure; //定义结构体变量
USART_InitStructure.USART_BaudRate = 9600; //波特率
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None; //硬件流控制，不需要
USART_InitStructure.USART_Mode = USART_Mode_Tx | USART_Mode_Rx; //模式，发送模式和接收模式均选择
USART_InitStructure.USART_Parity = USART_Parity_No; //奇偶校验，不需要
USART_InitStructure.USART_StopBits = USART_StopBits_1; //停止位，选择1位
USART_InitStructure.USART_WordLength = USART_WordLength_8b; //字长，选择8位
USART_Init(USART2, &USART_InitStructure); //将结构体变量交给USART_Init，配置USART2
/*中断输出配置*/
USART_ITConfig(USART2, USART_IT_RXNE, ENABLE); //开启串口接收数据的中断
/*NVIC中断分组*/
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2); //配置NVIC为分组2
/*NVIC配置*/
NVIC_InitTypeDef NVIC_InitStructure; //定义结构体变量
NVIC_InitStructure.NVIC_IRQChannel = USART2_IRQn; //选择配置NVIC的USART1线
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //指定NVIC线路使能
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1; //指定NVIC线路的抢占优先级为1
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1; //指定NVIC线路的响应优先级为1
NVIC_Init(&NVIC_InitStructure); //将结构体变量交给NVIC_Init，配置NVIC外设
/*USART使能*/
USART_Cmd(USART2, ENABLE); //使能USART1，串口开始运行
}
/**
* 函 数：串口发送一个字节
* 参 数：Byte 要发送的一个字节
* 返 回 值：无
*/
void Serial_SendByte(uint8_t Byte)
{
USART_SendData(USART2, Byte); //将字节数据写入数据寄存器，写入后USART自动生成时序波形
while (USART_GetFlagStatus(USART2, USART_FLAG_TXE) == RESET); //等待发送完成
/*下次写入数据寄存器会自动清除发送完成标志位，故此循环后，无需清除标志位*/
}
/**
* 函 数：串口发送一个数组
* 参 数：Array 要发送数组的首地址
* 参 数：Length 要发送数组的长度
* 返 回 值：无
*/
void Serial_SendArray(uint8_t *Array, uint16_t Length)
{
uint16_t i;
for (i = 0; i < Length; i ++) //遍历数组
{
Serial_SendByte(Array[i]); //依次调用Serial_SendByte发送每个字节数据
}
}
/**
* 函 数：串口发送一个字符串
* 参 数：String 要发送字符串的首地址
* 返 回 值：无
*/
void Serial_SendString(char *String)
{
uint8_t i;
for (i = 0; String[i] != '\0'; i ++)//遍历字符数组（字符串），遇到字符串结束标志位后停止
{
Serial_SendByte(String[i]); //依次调用Serial_SendByte发送每个字节数据
}
}
/**
* 函 数：次方函数（内部使用）
* 返 回 值：返回值等于X的Y次方
*/
uint32_t Serial_Pow(uint32_t X, uint32_t Y)
{
uint32_t Result = 1; //设置结果初值为1
while (Y --) //执行Y次
{
Result *= X; //将X累乘到结果
}
return Result;
}
/**
* 函 数：串口发送数字
* 参 数：Number 要发送的数字，范围：0~4294967295
* 参 数：Length 要发送数字的长度，范围：0~10
* 返 回 值：无
*/
void Serial_SendNumber(uint32_t Number, uint8_t Length)
{
uint8_t i;
for (i = 0; i < Length; i ++) //根据数字长度遍历数字的每一位
{
Serial_SendByte(Number / Serial_Pow(10, Length - i - 1) % 10 + '0'); //依次调用Serial_SendByte发送每位数字
}
}
/**
* 函 数：使用printf需要重定向的底层函数
* 参 数：保持原始格式即可，无需变动
* 返 回 值：保持原始格式即可，无需变动
*/
int fputc(int ch, FILE *f)
{
Serial_SendByte(ch); //将printf的底层重定向到自己的发送字节函数
return ch;
}
/**
* 函 数：自己封装的prinf函数
* 参 数：format 格式化字符串
* 参 数：... 可变的参数列表
* 返 回 值：无
*/
void Serial_Printf(char *format, ...)
{
char String[100]; //定义字符数组
va_list arg; //定义可变参数列表数据类型的变量arg
va_start(arg, format); //从format开始，接收参数列表到arg变量
vsprintf(String, format, arg); //使用vsprintf打印格式化字符串和参数列表到字符数组中
va_end(arg); //结束变量arg
Serial_SendString(String); //串口发送字符数组（字符串）
}
/**
* 函 数：USART2中断函数
* 参 数：无
* 返 回 值：无
* 注意事项：此函数为中断函数，无需调用，中断触发后自动执行
* 函数名为预留的指定名称，可以从启动文件复制
* 请确保函数名正确，不能有任何差异，否则中断函数将不能进入
*/
void USART2_IRQHandler(void)
{
static uint8_t RxState = 0; //定义表示当前状态机状态的静态变量
static uint8_t pRxPacket = 0; //定义表示当前接收数据位置的静态变量
if (USART_GetITStatus(USART2, USART_IT_RXNE) == SET) //判断是否是USART1的接收事件触发的中断
{
uint8_t RxData = USART_ReceiveData(USART2); //读取数据寄存器，存放在接收的数据变量
/*使用状态机的思路，依次处理数据包的不同部分*/
/*当前状态为0，接收数据包包头*/
if (RxState == 0)
{
if (RxData == '@' && Serial_RxFlag == 0) //如果数据确实是包头，并且上一个数据包已处理完毕
{
RxState = 1; //置下一个状态
pRxPacket = 0; //数据包的位置归零
}
}
/*当前状态为1，接收数据包数据，同时判断是否接收到了第一个包尾*/
else if (RxState == 1)
{
if (RxData == '\r') //如果收到第一个包尾
{
RxState = 2; //置下一个状态
}
else //接收到了正常的数据
{
Serial_RxPacket[pRxPacket] = RxData; //将数据存入数据包数组的指定位置
pRxPacket ++; //数据包的位置自增
}
}
/*当前状态为2，接收数据包第二个包尾*/
else if (RxState == 2)
{
if (RxData == '\n') //如果收到第二个包尾
{
RxState = 0; //状态归0
Serial_RxPacket[pRxPacket] = '\0'; //将收到的字符数据包添加一个字符串结束标志
Serial_RxFlag = 1; //接收数据包标志位置1，成功接收一个数据包
}
}
USART_ClearITPendingBit(USART2, USART_IT_RXNE); //清除标志位
}
}MYFLASH.c
/**
* 函 数：FLASH读取一个32位的字
* 参 数：Address 要读取数据的字地址
* 返 回 值：指定地址下的数据
*/
uint32_t MyFLASH_ReadWord(uint32_t Address)
{
return *((__IO uint32_t *)(Address)); //使用指针访问指定地址下的数据并返回
}
/**
* 函 数：FLASH读取一个16位的半字
* 参 数：Address 要读取数据的半字地址
* 返 回 值：指定地址下的数据
*/
uint16_t MyFLASH_ReadHalfWord(uint32_t Address)
{
return *((__IO uint16_t *)(Address)); //使用指针访问指定地址下的数据并返回
}
/**
* 函 数：FLASH读取一个8位的字节
* 参 数：Address 要读取数据的字节地址
* 返 回 值：指定地址下的数据
*/
uint8_t MyFLASH_ReadByte(uint32_t Address)
{
return *((__IO uint8_t *)(Address)); //使用指针访问指定地址下的数据并返回
}
/**
* 函 数：FLASH全擦除
* 参 数：无
* 返 回 值：无
* 说 明：调用此函数后，FLASH的所有页都会被擦除，包括程序文件本身，擦除后，程序将不复存在
*/
void MyFLASH_EraseAllPages(void)
{
FLASH_Unlock(); //解锁
FLASH_EraseAllSectors(VoltageRange_3); //全擦除
FLASH_Lock(); //加锁
}
/**
* 函 数：FLASH扇擦除
* 参 数：PageAddress 要擦除扇的扇地址value between
* FLASH_Sector_0 and FLASH_Sector_7.
* 返 回 值：无
*/
void MyFLASH_ErasePage(uint16_t PageAddress)
{
FLASH_Unlock(); //解锁
FLASH_EraseSector(PageAddress,VoltageRange_3); //页擦除
FLASH_Lock(); //加锁
}
/**
* 函 数：FLASH编程字
* 参 数：Address 要写入数据的字地址
* 参 数：Data 要写入的32位数据
* 返 回 值：无
*/
void MyFLASH_ProgramWord(uint32_t Address, uint32_t Data)
{
FLASH_Unlock(); //解锁
FLASH_ProgramWord(Address, Data); //编程字
FLASH_Lock(); //加锁
}
/**
* 函 数：FLASH编程半字
* 参 数：Address 要写入数据的半字地址
* 参 数：Data 要写入的16位数据
* 返 回 值：无
*/
void MyFLASH_ProgramHalfWord(uint32_t Address, uint16_t Data)
{
FLASH_Unlock(); //解锁
FLASH_ProgramHalfWord(Address, Data); //编程半字
FLASH_Lock(); //加锁
}STORE.c
#define STORE_START_ADDRESS 0x08060000 //存储的起始地址
#define STORE_START_Sector FLASH_Sector_7 //存储的起始扇区
#define STORE_COUNT 512 //存储数据的个数
uint16_t Store_Data[STORE_COUNT]; //定义SRAM数组
/**
* 函 数：参数存储模块初始化
* 参 数：无
* 返 回 值：无
*/
void Store_Init(void)
{
/*判断是不是第一次使用*/
if (MyFLASH_ReadHalfWord(STORE_START_ADDRESS) != 0xA5A5) //读取第一个半字的标志位，if成立，则执行第一次使用的初始化
{
MyFLASH_ErasePage(STORE_START_Sector); //擦除指定扇
MyFLASH_ProgramHalfWord(STORE_START_ADDRESS, 0xA5A5); //在第一个半字写入自己规定的标志位，用于判断是不是第一次使用
for (uint16_t i = 1; i < STORE_COUNT; i ++) //循环STORE_COUNT次，除了第一个标志位
{
MyFLASH_ProgramHalfWord(STORE_START_ADDRESS + i * 2, 0x0000); //除了标志位的有效数据全部清0
}
}
/*上电时，将闪存数据加载回SRAM数组，实现SRAM数组的掉电不丢失*/
for (uint16_t i = 0; i < STORE_COUNT; i ++) //循环STORE_COUNT次，包括第一个标志位
{
Store_Data[i] = MyFLASH_ReadHalfWord(STORE_START_ADDRESS + i * 2); //将闪存的数据加载回SRAM数组
}
}
/**
* 函 数：参数存储模块保存数据到闪存
* 参 数：无
* 返 回 值：无
*/
void Store_Save(void)
{
MyFLASH_ErasePage(STORE_START_Sector); //擦除指定扇
for (uint16_t i = 0; i < STORE_COUNT; i ++) //循环STORE_COUNT次，包括第一个标志位
{
MyFLASH_ProgramHalfWord(STORE_START_ADDRESS + i * 2, Store_Data[i]); //将SRAM数组的数据备份保存到闪存
}
}
/**
* 函 数：参数存储模块将所有有效数据清0
* 参 数：无
* 返 回 值：无
*/
void Store_Clear(void)
{
for (uint16_t i = 1; i < STORE_COUNT; i ++) //循环STORE_COUNT次，除了第一个标志位
{
Store_Data[i] = 0x0000; //SRAM数组有效数据清0
}
Store_Save(); //保存数据到闪存
}总结
通过近一个月的学习和使用，完成了基础任务和进阶任务，同时我还收获颇丰：
定时器应用：掌握了STM32定时器的精确配置与中断处理
I2C通信：熟练使用I2C总线驱动多个外设（OLED+INA219）
保护机制设计：理解了工业级保护电路的设计思路
人机交互：实现了串口命令行接口，提升系统可操作性
之前所做的开箱贴和过程贴
我要赚赏金
STM32
MCU
通讯及无线技术
物联网技术
电子DIY
板卡试用
基础知识
软件与操作系统
我爱生活
小e食堂
