#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <termios.h>
#include <errno.h>
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
/*******************************************
全局變量：
設置ip地址：IP_ADDR
設置短信地址：phone
設置短信內容：message
*******************************************/
int Gprs_fd;
char *IP_ADDR="219.231.146.1";
char Buff[20];
char message[20]="000800044F60597D";
char phone[12]="15264104927";
/*******************************************
File name: void GTM900B_Init(void)
Description: gprs模塊初始化函數
Author:
Version: 版本
Date: 2012.4.19
func: GTM900B初始化，串口初始化
Output： 無
*******************************************/
void GTM900B_Init(void)
{
int nBytes=0;
int len=0;
char read_buf[1024];
char *write_buf;
write_buf=(char *)malloc(sizeof(char)*200);
bzero(read_buf,sizeof(read_buf));
bzero(write_buf,sizeof(write_buf));
struct termios newcfg;
Gprs_fd=open("/dev/ttySAC1",O_RDWR|O_NOCTTY);
if(Gprs_fd == -1)
{
perror("open error!\n");
exit(0);
}
tcgetattr(Gprs_fd,&newcfg);
cfsetispeed(&newcfg,B9600);
cfsetospeed(&newcfg,B9600);
newcfg.c_cflag &=~CSIZE;
newcfg.c_cflag |=CS8;
newcfg.c_cflag &=~PARENB;
newcfg.c_cflag &=~PARODD;
newcfg.c_cflag |=(CLOCAL | CREAD);
newcfg.c_cflag &=~CRTSCTS;
newcfg.c_cflag &=~CSTOPB;
newcfg.c_lflag &=~( ICANON | ECHO | ECHOE | ISIG |IEXTEN|ECHOKE|ECHOCTL );
newcfg.c_oflag &=0;
newcfg.c_oflag &=~ONLCR;
newcfg.c_iflag &=~IGNPAR;
newcfg.c_lflag =0;
newcfg.c_cc[VTIME] = 5 ;
newcfg.c_cc[VMIN] = 0;
tcflush(Gprs_fd,TCIOFLUSH);
printf("serial configure complete\n");
if(tcsetattr(Gprs_fd,TCSANOW, &newcfg) !=0)
{
perror("serial error!\n");
return -1;
}
/*激活gprs模塊，進行初始化*/
sprintf(write_buf,"AT\r");
write(Gprs_fd,write_buf,strlen(write_buf));
sleep(1);
while((nBytes=read(Gprs_fd,read_buf,sizeof(read_buf)))>0)
{
read_buf[nBytes]='\0';
printf("string : %s \n",read_buf);
}
sprintf(write_buf,"ATE0\r");
write(Gprs_fd,write_buf,strlen(write_buf));
sleep(1);
while((nBytes=read(Gprs_fd,read_buf,sizeof(read_buf)))>0)
{
read_buf[nBytes]='\0';
printf("string : %s \n",read_buf);
}
}
/*******************************************
File name: void Gprs_Init(void)
Description: gprs初始化函數
Author:
Version: 版本
Date: 2012.4.19
func: Gprs初始化:
1.AT+CGATT=1
2.AT+CGDCONT=1,"IP","CMNET"
3.AT%ETCPIP
4.AT%IPOPEN="TCP","ip_addr",port\r"
5.AT%IOMODE=0
Output： 無
*******************************************/
void Gprs_Init(void)
{
int nBytes=0;
int len=0;
char read_buf[1024];
char *write_buf;
write_buf=(char *)malloc(sizeof(char)*200);
bzero(read_buf,sizeof(read_buf));
bzero(write_buf,sizeof(write_buf));
sprintf(write_buf,"AT+CGATT=1\r");
write(Gprs_fd,write_buf,strlen(write_buf));
sleep(1);
while((nBytes=read(Gprs_fd,read_buf,sizeof(read_buf)))>0)
{
read_buf[nBytes]='\0';
printf("string : %s \n",read_buf);
}
sprintf(write_buf,"AT+CGDCONT=1,\"IP\",\"CMNET\"\r");
write(Gprs_fd,write_buf,strlen(write_buf));
sleep(1);
while((nBytes=read(Gprs_fd,read_buf,sizeof(read_buf)))>0)
{
read_buf[nBytes]='\0';
printf("string : %s \n",read_buf);
}
sprintf(write_buf,"AT");
strcat(write_buf,"%ETCPIP\r");
write(Gprs_fd,write_buf,strlen(write_buf));
sleep(1);
while((nBytes=read(Gprs_fd,read_buf,sizeof(read_buf)))>0)
{
read_buf[nBytes]='\0';
printf("string : %s \n",read_buf);
}
sprintf(write_buf,"AT%IPOPEN=\"TCP\",\"%s\",6666\r",IP_ADDR);
write(Gprs_fd,write_buf,strlen(write_buf));
sleep(3);
while((nBytes=read(Gprs_fd,read_buf,sizeof(read_buf)))>0)
{
read_buf[nBytes]='\0';
printf("string : %s \n",read_buf);
}
sprintf(write_buf,"AT");
strcat(write_buf,"%IOMODE=0\r");
write(Gprs_fd,write_buf,strlen(write_buf));
sleep(1);
while((nBytes=read(Gprs_fd,read_buf,sizeof(read_buf)))>0)
{
read_buf[nBytes]='\0';
printf("string : %s \n",read_buf);
}
}
/*******************************************
File name: void Send_Message(char *Msg)
Description: AT指令發短信
Author:
Version: 版本
Date: 2012.4.19
func: GSM發短信:
1.AT%IPCLOSE=1關閉tcp連接
2.AT+CMGF=0\r 發送PDU短信
3.AT+CMGS=%d 短信長度
4."%s\x1a", Msg 短信內容
5.Gprs_Init()啓動tcp連接
Input： *Msg，短信內容
Output： 無
*******************************************/
void Send_Message(char *Msg)
{
int nBytes=0;
int len=0;
char read_buf[1024];
char *write_buf;
//len=strlen(Msg);
write_buf=(char *)malloc(sizeof(char)*200);
bzero(read_buf,sizeof(read_buf));
bzero(write_buf,sizeof(write_buf));
/*激活gprs模塊*/
sprintf(write_buf,"AT");
strcat(write_buf,"%IPCLOSE=1\r");
write(Gprs_fd,write_buf,strlen(write_buf));
sleep(3);
while((nBytes=read(Gprs_fd,read_buf,sizeof(read_buf)))>0)
{
read_buf[nBytes]='\0';
printf("string : %s \n",read_buf);
}
sprintf(write_buf,"AT+CMEE=1\r");
write(Gprs_fd,write_buf,strlen(write_buf));
sleep(1);
while((nBytes=read(Gprs_fd,read_buf,sizeof(read_buf)))>0)
{
read_buf[nBytes]='\0';
printf("string : %s \n",read_buf);
}
/*發送PDU編碼短信*/
sprintf(write_buf,"AT+CMGF=0\r");
write(Gprs_fd,write_buf,strlen(write_buf));
bzero(write_buf,sizeof(write_buf));
sleep(1);
while((nBytes=read(Gprs_fd,read_buf,sizeof(read_buf)))>0)
{
read_buf[nBytes]='\0';
printf("string : %s \n",read_buf);
}
/*短信長度*/
sprintf(write_buf,"AT+CMGS=%d\r",(strlen(Msg)-2)/2);
write(Gprs_fd,write_buf,strlen(write_buf));
bzero(write_buf,sizeof(write_buf));
sleep(1);
while((nBytes=read(Gprs_fd,read_buf,sizeof(read_buf)))>0)
{
read_buf[nBytes]='\0';
printf("string : %s \n",read_buf);
}
/*短信內容*/
sprintf(write_buf,"%s\x1a", Msg);
write(Gprs_fd,write_buf,strlen(write_buf));
sleep(1);
while((nBytes=read(Gprs_fd,read_buf,sizeof(read_buf)))>0)
{
read_buf[nBytes]='\0';
printf("string : %s \n",read_buf);
}
Gprs_Init();
return 0;
}
/*******************************************
File name: void Gprs_Send(char *DATA)
Description: Gprs發送信息
Author:
Version: 版本
Date: 2012.4.19
func: GPRS發送:
AT%IPSEND="DATA"\r"
Input： *DATA，信息內容
Output： 無
*******************************************/
void Gprs_Send(char *DATA)
{
int nBytes=0;
int len=0;
char read_buf[1024];
char *write_buf;
//len=strlen(Msg);
write_buf=(char *)malloc(sizeof(char)*200);
bzero(read_buf,sizeof(read_buf));
bzero(write_buf,sizeof(write_buf));
sprintf(write_buf,"AT%IPSEND=\"%s\"\r",DATA);
write(Gprs_fd,write_buf,strlen(write_buf));
sleep(20);
}
/*******************************************
File name: void *Gprs_Read(void *gprs_read)
Description: Gprs_Read線程，阻塞接收上位機數據
Author:
Version: 版本
Date: 2012.4.19
Input： 無
Output： 無
func： 在程序中查詢Buff中是否有值即可，用完清空
*******************************************/
void *Gprs_Read(void *gprs_read)
{
int nBytes=0;
int n=0;
char read_buf[1024];
char *Buff=(char *)gprs_read;
char *Test="%IPDATA:";
char DATA[9];
sleep(1);
Gprs_Init();
bzero(Buff,sizeof(Buff));
while(1)
{
sleep(2);
nBytes=read(Gprs_fd,read_buf,sizeof(read_buf));
read_buf[nBytes]='\0';
strncpy(DATA,read_buf,8);
DATA[8]='\0';
if(strcmp(DATA,Test)==0)
{
for(n=11;n<19;n++)
Buff[n-11]=read_buf[n];
Buff[19]='\0';
}
if(Buff[0]!='\0')
printf("%s \n",Buff);
bzero(Buff,sizeof(Buff));
}
}
int main()
{
int i;
char temp;
pthread_t Read_Gprs;
char Gprs_Read_Str[100];
GTM900B_Init();
/*連接要發送的短信內容，在發短信前使用*/
strcat(phone,"F");
for(i=0;i<11;i++,i++)
{
temp=phone[i];
phone[i]=phone[i+1];
phone[i+1]=temp;
}
char Message[400];
bzero(Message,sizeof(Message));
strcat(Message,"0011000D9168");
strcat(Message,phone);
strcat(Message,message);
pthread_create(&Read_Gprs,NULL,(void *)Gprs_Read,(void *)Gprs_Read_Str);
while(1)
{
}
}
mini2440串口控制GPRS模塊程序
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