send message using gsm
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ss=serial('COM7');
ss.baudrate=9600;
fopen(ss);
ss.Terminator = 'CR'
tx ='AT';
tx1=char(13);
tx2 ='AT+CMGF=1';
tx3 ='AT+CSCS="GSM"';
tx4 ='AT+CMGS="=+919844806008"';
tx5 ='water';
tx6=char(26);
fprintf(ss,'%s',tx);
fprintf(ss,'%s',tx1);
pause(1);
fprintf(ss,'%s',tx2);
fprintf(ss,'%s',tx1);
pause(1);
fprintf(ss,'%s',tx3);
fprintf(ss,'%s',tx1);
pause(1);
fprintf(ss,'%s',tx4);
fprintf(ss,'%s',tx1);
pause(1);
fprintf(ss,'%s',tx5);
pause(1);
fprintf(ss,'%s',tx6);
1 Kommentar
Van Basten
am 23 Jun. 2020
which gsm module are you using?
im using sim900a in algeria bought from amazon.fr but it's not responding to any AT commands. any help?
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