21
URC “Ring” will appear
Send the AT command “AT^SPOW=1,0,0”
Power consumption table
[mA] @ 5V
[mA] @ 12V
[mA] @ 24V
[mA] @ 32V
Low power mode
2,1
1,5
1,6
1,7
Table 7: Power Consumption in Low Power Mode with RS232 under DTE control
5.4.2
Low power mode with Looped RTS/CTS
Enabling the low power mode:
Wait until the GSM module is logged into the GSM network
Send the AT command "AT^SPOW=2,2000,3" (activating the serial interface for 2000 ms = 2 s to receive
the wake-up AT command)
A stable low-power mode should be achieved after approx. 1-2 minutes.
Disabling the low power mode by user:
A deactivation is possible while the serial interface is active (the duration of this active state was
configured during the activation of the low power mode, i.e. in this case 3 ms).
While in active state, send the following command to disable the low power mode: “AT^SPOW=1,0,0”
Disabling the low power mode upon receiving GSM activity
Call the number of the SIM card inserted in the modem, or send an SMS message
URC “Ring” will appear
Send the AT command “AT^SPOW=1,0,0”
Power consumption table
[mA] @ 5V
[mA] @ 12V
[mA] @ 24V
[mA] @ 32V
Low power mode
14,2
6,8
5,8
4,8
Table 8: Power Consumption in Low Power Mode with Looped RTS/CTS
5.5
Operating states / green LED
The modem has a green power up LED, as depicted below, which is used to indicate various operating
states. These states are described in following table.
SLED = 2,50 Operating state of CT63 Terminal
green LED state
Device off
Permanently off
net search / not registered /
Fast blinking (500ms on/500ms off)
registered full service
Slow blinking (500ms on/3990ms off)
A call is active
Fast blinking (50ms on/990ms off)
Table 9: Operating states of the green LED
Содержание CT63 NG
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