tcn75.c

来自「基于单片机的多费率电能表源程序」· C语言 代码 · 共 30 行

#define TEMPERATURE_GLOBALS
#include "includes.h"
 
void Tcn75Init(void)
{
	INT8U i,TempVar;
	_TCN75Err_=1;
	for(i=0;i<3;i++)
	{
		TempVar=0x1a;
		WriteTCN75(&TempVar,CONFIG_REG_ADR,1);
		DelayXms(10);
		ReadTCN75(CONFIG_REG_ADR,&TempVar,1);		
		if(TempVar==0x1a)
		{
			_TCN75Err_=0;
			break;
		}
	}	
		
}
void ReadTCN75(INT16U SourceAddress,INT8U *DestinationAddress,INT8U Length)
{
	ReadI2cDevice(TCN75_DEVICE_ADDRESS,SourceAddress,DestinationAddress,Length);	
}
void WriteTCN75(INT8U *SourceAddress,INT16U DestinationAddress,INT8U Length)
{ 
	WriteI2cDevice(TCN75_DEVICE_ADDRESS,SourceAddress,DestinationAddress,Length);		
}