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tnx for ur response,i connected the RX of com-pim to rx of the MCU and Tx of the com-pim to the Tx of the MCU.
Then i connected the TX of the virtual terminal to RX of com-pim, i am using nokia 3110c as GSM modem but still no response from the modem side.
please help me.
i write my code in c to read sms from gsm modem using proteus simulation.but i got the following on one of the virtual terminals and nothing on the other.
AT
AT+CMGF=1
AT+CMGR=1
but the response from the modem expected to be displayed on the 2nd virtual terminal.the code is as folows
void...
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