• not getting messages from gsm modem
    i am using atmel at89s52 and a sim 300 gsm modem.i just want to sent a message to my cell phone.i am new to microcontroller programming.here is my code- #include<reg51.h> void serialcomm() { TMOD...
  • not getting messages from gsm modem
    i am using atmel at89s52 and a sim 300 gsm modem.i just want to sent a message to my cell phone.i am new to microcontroller programming.here is my code- #include<reg51.h> void serialcomm() { TMOD...
  • Controller not able to collect response from GSM Modem
    Hello all, I am trying to send Command from 89S52 Controller to SIM900 GSM Modem when i am sending command as "AT" in response my Receive buffer is able to receive all bytes and code is working...
  • Controller not able to collect response from GSM Modem
    Hello all, I am trying to send Command from 89S52 Controller to SIM900 GSM Modem when i am sending command as "AT" in response my Receive buffer is able to receive all bytes and code is working...
  • gsm modem
    Dear sir, I can't able to interface with 8051 microcontroller.serial communication was not working but, when i connected to the system with gsm modem it's work properly can pls provide the solution...