Microcontroller › PIC › reading sms from gsm modem and comparing with predefind one › hi in this project pic is not
hi
in this project pic is not getting the response from modem.
i just write the AT command, then modem is responding OK.but pic is not getting that response.i tried to print the response from modem.but i m not getting any output.
when i checked pic and hyper, its working and checked modem and hyper.that is also working. ang when i connected pic and gsm modem, modem is getting all the commands from controller.and i can send sms from modem to mobile.but in case of sms reading, modem is responding for AT+CMGR=1.
but pic is not getting that response.ie,from pic to gsm, transmission is ok.but from gsm to pic, not working.
please help me to sove this problem