gsmgps.rar

#include<pic.h> #include"gsm.h" #include"usart.h" #include"delay.h" static bit msg_flag; static bit ok_flag; static char msg_num; static char alert_flag; void gsm_capture(){ static long v_data; static char data_rec; if(alert_flag==1 && data_rec==','){msg_num = RCREG;msg_flag=1;alert_flag=0;} data_rec = RCREG; v_data <<= 8; v_data |= data_rec; if(v_data == MSG_ALERT){alert_flag=1;} else if(ok_flag==0 && (v_data &0x0000ffff) == ACK_OK)ok_flag=1; } /* +CMGR:"REC UNREAD","+919995394236", "0", "0",,"09/02/08,12:27:24+22"\r\n2\r\nOK\r\n$h55t02* */ char gsm_query(char wt){ while(wt-- > 0){ prints("AT\n\r"); if(ok_flag){ return(1); } DelayS(1); } return(0); } void gsm_init(void){ prints("ATE0\r\n"); DelayS(2); prints("AT+CMGF=1\r\n"); DelayS(2); prints("AT+CNMI=2,1,0,0,0\r\n"); DelayS(2); } ///\r\n+CMTI:"SM",1\r\nOK\r\n //\r\n+CMGR:"REC UNREAD","+919995394236", "0", "0",,"06/07/21,10:09:38+00"\r\n\r\nOK\r\n char gsm_process(char *msg){ char c_dat; char ni=0 ; char skip; if(msg_flag){ skip = 0; DelayS(2); RCIF = 0;RCIE = 0; GIE = 0; prints("AT+CMGR="); putchs(msg_num); prints("\r\n"); CREN = 0 ; CREN = 1 ; while(getchs()!=','); ni = 0; while(c_dat != ','){ c_dat = getchs(); msg[ni++] = c_dat; } while(getchs() != '$'){ if(skip++ >70)break; } if(skip<70){ while(c_dat != '*'){ c_dat = getchs(); msg[ni++] = c_dat; } msg[ni] = '\0'; msg_flag = 0; DelayS(2); prints("AT+CMGD="); putchs(msg_num); prints("\r\n"); RCIF = 0; RCIE = 1; GIE = 1; return(1); } } return(0); } void gsm_send_msg(const char* num,const char *msg){ prints("AT+CMGS="); prints(num); prints("\r\n"); DelayS(2); prints(msg); putchs(0X1A); }