rs485.h

完成了温度采集并显示的功能

void SendVar(unsigned char value);   //发送一个变量子程序
unsigned char Hex2Ascii(unsigned char value);//将十六进制数变为ASCII码
void SendChar(unsigned char value);  //发送一个字符子程序
void SendADC0(unsigned char TEM[]);		//发送主通道数据子程序
void SendADC1(unsigned char PRE[]);		//发送辅助通道数据子程序
void Send_Result(unsigned char DATA_BUF[]);//发送换算好的电压和电流值

sbit RS485=P3^3;