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/***************************************************************************** ³ÌÐò˵Ã÷£ºÊ¾Àý³ÌÐòÑÝʾÁË2440ƽ̨ÏÂlinux´®¿ÚÓ¦Óÿª·¢£¬¿ÉʵÏÖ2440´®¿Ú2Óë´®¿Ú3µÄͨѶ*** Ó²¼þÉèÖ㺽«2440°å×ÓÉϵĴ®¿Ú2¡¢3TXD¡¢RXD½»²æ¶Ì½Ó*** ±àÒëÔËÐУºÔÚËÞÖ÷»úÉϱàÒë³ÌÐòÔ´Â룬´ò¿ª³¬¼¶ÖÕ¶Ë£¨¿ÉÓë2440½øÐÐÃüÁî½»»¥£©£¬*** ÔÚ2440ƽ̨ÉÏ´ò¿ª´®¿ÚÖÕ¶Ë£¬ÉèÖö˿ÚΪttySAC1£¬B15200£¬8bit DATA*** ½á¹ûÑéÖ¤£ºCom communicate start please send data to me
The data you send back
have reveived data
succeed!and com was closed**************************************************************************/#include<stdio.h>
#include<string.h>
#include<sys/types.h>
#include<errno.h>
#include<sys/stat.h>
#include<fcntl.h>
#include<unistd.h>
#include<termio.h>
#include<stdlib.h>int set_opt(int fd,int nSpeed,int nBits,char nEvent,int nStop);int open_port(int fd,int comport); int main(void)
{ int fd;
int nread,i;
char vcCom_start[]="Com communicate start\n";
char vcCom_wait[]="please send data to me\n";
char vcCom_rece[20];
char vcCom_OKmsg[]="have reveived data\n";
char vcCom_over[]="succeed!and com was closed
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