• alarm_control_state : control_alarma.c , timer.c
• alarm_reply : shell_commands.c
• call_state : gsm.c
• command_par : shell.c
• commands : shell.c , shell_commands.c
• estado : gsm.c
• estate_config_modem : gsm.c
• modem_response : gsm.c
• msj_text : gsm.c
• number_par : shell.c
• recibed_info : gsm.c
• RXbuffer : uart.c , gsm.c
• text_to_send : gsm.c
• users : shell.c , shell_commands.c