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Re: usb data cable schematic
Hallow, i am trying with siemence A50.
1=ground, 5=Tx,6=RX.
But what i send reflected back.
suppose if i send 12345
it response 12345
what is the problem? will you tell me about the connection diagram
Re: gsm modem error. no reply on at command: ate1
Hi, i am new in this site.
1.
i connected "siemens A 50" mobile Rx(pin5 of connector),Tx(pin 6),and ground(pin1) with max232 usin a voltage divider.
2.then max to pc serial port. so my mobile rx, tx logic level is 3.5V at high, and 0.8V at...
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