Quectel MC60 Series User Manual

GSM/GPRS/GNSS Module Series
MC60 Series Hardware Design
MC60_Series_Hardware_Design Confidential / Released 46 / 114
VDD_EXT
(OUTPUT)
V
IL
<0.1*VBAT
V
IH
> 0.6*VBAT
VBAT
PWRKEY
(INPUT)
54ms
>1s
T
1
OFF
BOOTING
GSM PART STATUS
RUNNING
GNSS_VCC_EN
GNSS_VCC
GNSS PART STATUS
Send AT+QGNSSC=1
Through GSM UART
Port
RUNNINGOFF
Figure 18: Turn-on Timing

Make sure that VBAT is stable before pulling down PWRKEY pin. The time of T1 is recommended to be
100ms.
3.7.2. Power down
The following procedures can be used to turn off the module:
 Normal power down procedure: Turn off module using the PWRKEY pin
 Normal power down procedure: Turn off module using command AT+QPOWD
 Under-voltage automatic shutdown: Take effect when under-voltage is detected.
3.7.2.1. Power down Module Using the PWRKEY Pin
It is a safe way to turn off the module by driving the PWRKEY to a low level voltage for a certain time. The
power down scenario is illustrated in the following figure.
NOTE
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Quectel MC60 Series Specifications

General

Brand	Quectel
Model	MC60 Series
Category	Control Unit
Language	English