touchinterface.h

RS232 和 RS485 互相转换

/*===========================
TouchInterface.h
===========================*/
#include "iom162.h"

#define WDR()    asm("wdr")
#define CLI()    asm("cli")
#define SEI()    asm("sei")

#define UartTxd0(x)   {while(!(UCSR0A & 0x20));UDR0=x;}
#define UartTxd1(x)   {while(!(UCSR1A & 0x20));UDR1=x;}

#define LEDon()     PORTA &= ~0x80
#define LEDoff()    PORTA |=  0x80
#define LEDblink()  PORTA ^=  0x80
#define BUZZERon()  PORTA &= ~0x10
#define BUZZERoff() PORTA |=  0x10

#define GETpinID()  (PINB&0xe3)

#define RS232_PORT      0
#define RS485_PORT      1
#define EN485TXD()  PORTB |=  0x10 
#define EN485RXD()  PORTB &= ~0x10 
/*===========================
AtMega162.c
===========================*/
extern void DelayMs(unsigned int x);
extern void UartTxdStr(unsigned char chPort,unsigned char *pStr,unsigned char chLength);

/*===========================
END
===========================*/