给我生成一个stm32F407Vet6配置ads1258芯片的C语言代码,要详细没到每个函数
时间: 2023-12-03 18:46:02 浏览: 26
好的,以下是一个简单的示例代码,可以配置STM32F407VET6和ADS1258芯片。请注意,这只是一个示例代码,具体实现可能因为不同的硬件和需求而有所不同,需要根据您的具体情况进行修改。
```c
#include "stm32f4xx.h"
#include "stm32f4xx_gpio.h"
#include "stm32f4xx_rcc.h"
#include "stm32f4xx_spi.h"
// 定义ADS1258寄存器地址
#define ADS1258_REG_STATUS 0x00
#define ADS1258_REG_MUX 0x01
#define ADS1258_REG_ADCON 0x02
#define ADS1258_REG_DRATE 0x03
#define ADS1258_REG_IO 0x04
#define ADS1258_REG_OFC0 0x05
#define ADS1258_REG_OFC1 0x06
#define ADS1258_REG_OFC2 0x07
#define ADS1258_REG_FSC0 0x08
#define ADS1258_REG_FSC1 0x09
#define ADS1258_REG_FSC2 0x0A
// 定义ADS1258命令
#define ADS1258_CMD_WAKEUP 0x00
#define ADS1258_CMD_RDATA 0x01
#define ADS1258_CMD_RDATAC 0x03
#define ADS1258_CMD_SDATAC 0x0F
#define ADS1258_CMD_RREG 0x10
#define ADS1258_CMD_WREG 0x50
#define ADS1258_CMD_SELFCAL 0xF0
#define ADS1258_CMD_SELFOCAL 0xF1
#define ADS1258_CMD_SYOCAL 0xF2
#define ADS1258_CMD_SYGCAL 0xF3
#define ADS1258_CMD_SYNC 0xFC
#define ADS1258_CMD_STANDBY 0xFD
#define ADS1258_CMD_RESET 0xFE
// 定义ADS1258寄存器默认值
#define ADS1258_DEFAULT_STATUS 0x00
#define ADS1258_DEFAULT_MUX 0x01
#define ADS1258_DEFAULT_ADCON 0x20
#define ADS1258_DEFAULT_DRATE 0x80
#define ADS1258_DEFAULT_IO 0x00
#define ADS1258_DEFAULT_OFC0 0x00
#define ADS1258_DEFAULT_OFC1 0x00
#define ADS1258_DEFAULT_OFC2 0x00
#define ADS1258_DEFAULT_FSC0 0x00
#define ADS1258_DEFAULT_FSC1 0x80
#define ADS1258_DEFAULT_FSC2 0x00
// 定义ADS1258的CS引脚
#define ADS1258_CS_GPIO_PORT GPIOB
#define ADS1258_CS_GPIO_PIN GPIO_Pin_12
// 定义SPI接口
#define SPI_INTERFACE SPI1
#define SPI_CLK RCC_APB2Periph_SPI1
#define SPI_GPIO_PORT GPIOA
#define SPI_MISO_GPIO_PIN GPIO_Pin_6
#define SPI_MOSI_GPIO_PIN GPIO_Pin_7
#define SPI_SCK_GPIO_PIN GPIO_Pin_5
// 初始化SPI接口
void SPI_Init(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
SPI_InitTypeDef SPI_InitStructure;
// 使能SPI接口时钟
RCC_APB2PeriphClockCmd(SPI_CLK, ENABLE);
// 配置SPI引脚
GPIO_InitStructure.GPIO_Pin = SPI_MISO_GPIO_PIN | SPI_MOSI_GPIO_PIN | SPI_SCK_GPIO_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(SPI_GPIO_PORT, &GPIO_InitStructure);
// 将SPI引脚与SPI功能映射
GPIO_PinAFConfig(SPI_GPIO_PORT, GPIO_PinSource5, GPIO_AF_SPI1);
GPIO_PinAFConfig(SPI_GPIO_PORT, GPIO_PinSource6, GPIO_AF_SPI1);
GPIO_PinAFConfig(SPI_GPIO_PORT, GPIO_PinSource7, GPIO_AF_SPI1);
// 配置SPI接口
SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex;
SPI_InitStructure.SPI_Mode = SPI_Mode_Master;
SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b;
SPI_InitStructure.SPI_CPOL = SPI_CPOL_Low;
SPI_InitStructure.SPI_CPHA = SPI_CPHA_1Edge;
SPI_InitStructure.SPI_NSS = SPI_NSS_Soft;
SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_4;
SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB;
SPI_InitStructure.SPI_CRCPolynomial = 7;
SPI_Init(SPI_INTERFACE, &SPI_InitStructure);
// 使能SPI接口
SPI_Cmd(SPI_INTERFACE, ENABLE);
}
// 初始化ADS1258芯片
void ADS1258_Init(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
// 使能GPIOB时钟
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB, ENABLE);
// 配置ADS1258的CS引脚
GPIO_InitStructure.GPIO_Pin = ADS1258_CS_GPIO_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_Init(ADS1258_CS_GPIO_PORT, &GPIO_InitStructure);
// 将ADS1258的CS引脚设置为高电平,禁用ADS1258芯片
GPIO_SetBits(ADS1258_CS_GPIO_PORT, ADS1258_CS_GPIO_PIN);
// 发送ADS1258的复位命令
ADS1258_SendCommand(ADS1258_CMD_RESET);
// 等待一段时间,让ADS1258芯片完成复位
Delay_ms(100);
// 配置ADS1258的寄存器
ADS1258_WriteReg(ADS1258_REG_STATUS, ADS1258_DEFAULT_STATUS);
ADS1258_WriteReg(ADS1258_REG_MUX, ADS1258_DEFAULT_MUX);
ADS1258_WriteReg(ADS1258_REG_ADCON, ADS1258_DEFAULT_ADCON);
ADS1258_WriteReg(ADS1258_REG_DRATE, ADS1258_DEFAULT_DRATE);
ADS1258_WriteReg(ADS1258_REG_IO, ADS1258_DEFAULT_IO);
ADS1258_WriteReg(ADS1258_REG_OFC0, ADS1258_DEFAULT_OFC0);
ADS1258_WriteReg(ADS1258_REG_OFC1, ADS1258_DEFAULT_OFC1);
ADS1258_WriteReg(ADS1258_REG_OFC2, ADS1258_DEFAULT_OFC2);
ADS1258_WriteReg(ADS1258_REG_FSC0, ADS1258_DEFAULT_FSC0);
ADS1258_WriteReg(ADS1258_REG_FSC1, ADS1258_DEFAULT_FSC1);
ADS1258_WriteReg(ADS1258_REG_FSC2, ADS1258_DEFAULT_FSC2);
}
// 发送ADS1258命令
void ADS1258_SendCommand(uint8_t cmd)
{
// 等待SPI接口空闲
while(SPI_I2S_GetFlagStatus(SPI_INTERFACE, SPI_I2S_FLAG_BSY) == SET);
// 向ADS1258发送命令
GPIO_ResetBits(ADS1258_CS_GPIO_PORT, ADS1258_CS_GPIO_PIN);
SPI_I2S_SendData(SPI_INTERFACE, cmd);
while(SPI_I2S_GetFlagStatus(SPI_INTERFACE, SPI_I2S_FLAG_TXE) == RESET);
while(SPI_I2S_GetFlagStatus(SPI_INTERFACE, SPI_I2S_FLAG_RXNE) == RESET);
SPI_I2S_ReceiveData(SPI_INTERFACE);
GPIO_SetBits(ADS1258_CS_GPIO_PORT, ADS1258_CS_GPIO_PIN);
}
// 读取ADS1258寄存器的值
uint8_t ADS1258_ReadReg(uint8_t reg)
{
uint8_t val;
// 发送读取寄存器命令
ADS1258_SendCommand(ADS1258_CMD_RREG | reg);
// 读取寄存器的值
GPIO_ResetBits(ADS1258_CS_GPIO_PORT, ADS1258_CS_GPIO_PIN);
SPI_I2S_SendData(SPI_INTERFACE, 0xFF);
while(SPI_I2S_GetFlagStatus(SPI_INTERFACE, SPI_I2S_FLAG_TXE) == RESET);
while(SPI_I2S_GetFlagStatus(SPI_INTERFACE, SPI_I2S_FLAG_RXNE) == RESET);
val = SPI_I2S_ReceiveData(SPI_INTERFACE);
GPIO_SetBits(ADS1258_CS_GPIO_PORT, ADS1258_CS_GPIO_PIN);
return val;
}
// 写入ADS1258寄存器的值
void ADS1258_WriteReg(uint8_t reg, uint8_t val)
{
// 发送写入寄存器命令
ADS1258_SendCommand(ADS1258_CMD_WREG | reg);
// 写入寄存器的值
GPIO_ResetBits(ADS1258_CS_GPIO_PORT, ADS1258_CS_GPIO_PIN);
SPI_I2S_SendData(SPI_INTERFACE, val);
while(SPI_I2S_GetFlagStatus(SPI_INTERFACE, SPI_I2S_FLAG_TXE) == RESET);
while(SPI_I2S_GetFlagStatus(SPI_INTERFACE, SPI_I2S_FLAG_RXNE) == RESET);
SPI_I2S_ReceiveData(SPI_INTERFACE);
GPIO_SetBits(ADS1258_CS_GPIO_PORT, ADS1258_CS_GPIO_PIN);
}
// 主函数
int main(void)
{
// 初始化SPI接口
SPI_Init();
// 初始化ADS1258芯片
ADS1258_Init();
while(1)
{
// 循环读取ADS1258的数据
uint32_t data = ADS1258_ReadData();
// 处理读取到的数据
// TODO
}
}
```
此代码中包括了初始化SPI接口、初始化ADS1258芯片、发送ADS1258命令、读取ADS1258寄存器的值、写入ADS1258寄存器的值等函数。其中,ADS1258_ReadData()函数需要根据您的具体需求来实现,用于从ADS1258芯片中读取数据。