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dtmf #20
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What do you expect to get? OK seems correct answer to this command. |
ya ...OK is fine. But its afterwards that i face problem.
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Detection of DTMF tones - SIM800L module.
I get "OK" when I send 'AT+DDET=1,1000,1,1* ' over uart .
But it doesnt seem to detect anything afterwards.
Perhaps I am doing something wrong.
Would appreciate some feedback.
regards
Atul
ref : *SIM800 Series_AT Command Manual_V1.09
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