i2c_mcp3421.c

单片机c语言程序设计100例--基于PIC+PROTEUS

//-----------------------------------------------------------------
//  名称: IIC接口A/D转换器件MCP3421读写程序
//-----------------------------------------------------------------
#include <htc.h>
#define INT8U   unsigned char
#define INT16U  unsigned int
#define _XTAL_FREQ 4000000
//MCP3421地址定义
#define MCP3421_DEV_SUB_ADDR 0xD0
//-----------------------------------------------------------------
// MCP3421初始化
//-----------------------------------------------------------------
void MCP3421_Init()
{


}
   
//-----------------------------------------------------------------
// 向MCP3421写配置字节
//-----------------------------------------------------------------
void Write_MCP3421(INT8U dat) 
{


}

//-----------------------------------------------------------------
// 从MCP3421读取A/D转换结果,前3字节为转换数据,最后1字节为配置或状态字节
//-----------------------------------------------------------------
void Read_MCP3421(INT8U *d) 
{

  
}