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All manuals and user guides at all-guides.com
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Страница 2: ...n o turn ON or mper To sele ming messag anged to Low igh e call e call anged to Low igh e call e call ged to LOW IGH ged to LOW to HIGH Jumper to en ODEM enable switc board and w r indicator L n ON or...
Страница 3: ...find the network 64ms On 300ms Off GPRS communication 10 ADC and PWM Pins ADC and PWM Pins of SIM900A Refer page 9 10 for ADC and PWM commands 11 Audio Interface Audio Pins Speaker and microphone pin...
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Страница 5: ...modem i 0ms OFF Tim 5Sec T 0A modem in ST MAN P serial Cable a the onboard oltage sourc N switch to tu ch S W and n below at E work LED will s registered me TON 1 n Manual M PINS at the DB9 se d SIMC...
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Страница 8: ...the unsolic prefix no AT d and you ca 9 49 FF FF FF ter SIM900 is PC tool Only unsolicited re ited result co t prefix at an send the A FF will be s s powered on y enter the AT esult code R odes RDY a...
Страница 9: ...AD DC com mmands s All manuals and user guides at all guides com...
Страница 10: ...PW WM com mmand ds All manuals and user guides at all guides com...
