N11 V2
AT Command Manual
Copyright © Neoway Technology Co., Ltd
6
AT+SIGNAL=?<CR>
Parameter
<value>: Integers, ranging from 0 to 7
0: Blink once every second in normal situation. Being off or on if any abnormality
occurs.
1: Blink once every second after the module is connected to the GPRS data service.
Being off in any other situations.
2: Flash and blink. Flash every 250 ms for the GPRS data service and blink every
second in other normal situations.
3: Be on after the GPRS data service is connected and blink every second in other
situations.
4: Be on after the GPRS data service is connected and being off in other situations.
5: Be off if the SIM card cannot be detected after the module is powered on, blink
every second if the SIM card is detected, and be on after the GPRS data service is
connected.
6: Four indicator states:
If no SIM card is installed or the SIM card does not register network, the
indicator blinks every one second and is on for 0.1 second.
If the SIM card registered network, the indicator blinks every three second and
is on for 0.1 second.
If the GPRS data service is enabled, the indicator blinks every 250 ms and is
on for 0.1 second.
The indicator is always on during a call.
7: four indicator states
Off: No SIM card, not registered
On: registered network
On for 0.2 second and off for 1.8 second: Obtained the IP address
On for 1.8 second and off for 0.2 second: Connected to the server
Return Value
See the Example.
Example
AT+SIGNAL?
+SIGNAL: 2
OK
The current signal indicator status is 2.
AT+SIGNAL=3
OK
Set current signal indicator status to 3.
AT+SIGNAL=9
ERROR
The parameter is set to an incorrect
value.
AT+SIGNAL=?
+SIGNAL: (0-7)
The available value of the signal
indicator status ranges from 0 to 7.
