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The figure illustrates the G610 power on is succeeded.
VDD
POWER_ON
The figure illustrates the G610 power on is failed.
VDD
POWER_ON
3.4.2 Turning the G610 Off
There are several ways to turn the G610 off:
Asserting the POWER_ON signal low for a minimum of 3 seconds.
Under voltage automatic shutdown.
Overvoltage automatic shutdown.
AT command.
3.4.2.1 Turning the G610 Off Using POWER_ON
The POWER_ON signal is set high using an internal pull up resistor when power is applied to
G610. When the POWER_ON signal is falling edge and keeping low for a minimum of
G610 GPRS Module Hardware User Manual
3 seconds
Page 17 of 47
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