Quectel MC60 Series

GSM/GPRS/GNSS Module Series
MC60 Series Hardware Design
MC60_Series_Hardware_Design Confidential / Released 21 / 114
V
O
norm=2.8V
I
O
max=20mA
open
2. It is
recommended
to add a
2.2uF~4.7uF
bypass
capacitor,
when using
this pin for
power supply.
GND
14, 27,
31, 40,
42, 44,
45, 48,
49
Ground
Turn on/off
Pin Name
Pin No.
I/O
Description
DC Characteristics
Comment
PWRKEY
5
DI
Power on/off key.
PWRKEY should be pulled
down for a moment to turn
on or turn off the system.
V
IL
max=
0.1 × VBAT
V
IH
min=
0.6 × VBAT
V
IH
max=3.1V
Audio Interface
Pin Name
Pin No.
I/O
Description
DC Characteristics
Comment
MICP
MICN
1,
2
AI
Positive and negative
voice input
Refer to Chapter
3.10.6
If unused, keep
these pins open
SPKP
SPKN
3,
4
AO
Channel 1 positive and
negative voice output
1. If unused,
keep these
pins open
2. Support both
voice and
ringtone
output
LOUD
SPKP
LOUD
SPKN
54
53
AO
Channel 2 positive and
negative voice output
1. If unused,
keep these
pins open
2. Integrate a
Class-AB
amplifier
internally.
3. Support both
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