Quectel UG96, Manual

Page: 14 / 43

HSPA/UMTS/GSM/GPRS Module Series
UG96&UG95&M95 R2.0 Compatible Design
UG96&UG95&M95 R2.0_Compatible_Design 13 / 42
5 PCM_SYNC DO
PCM data
frame
sync signal.
1.8V power
domain.
3 MIC2N AI
Channel 2
Microphone
negative input.
6 PCM_DIN DI
PCM data
input.
1.8V power
domain.
4 MIC1P AI
Channel 1
Microphone
negative input.
7 PCM_DOUT DO
PCM data
output.
1.8V power
domain.
5 MIC1N AI
Channel 1
Microphone
negative input.
8 USB_VBUS PI
USB insertion
detection.
2.5V~5.25V.
/ / / /
9 USB_DP IO
USB differential
data bus (+)
/ / / /
10 USB_DM IO
USB differential
data bus (-)
/ / / /
11 RESERVED / / 6 SPK1N AO
Channel 1 Audio
negative output.
12 RESERVED / / 7 SPK1P AO
Channel 1 Audio
positive output.
13 RESERVED / / 8 LOUDSPKN AO
Channel 2 Audio
negative output
14 RESERVED / / 9 LOUDSPKP AO
Channel 2 Audio
positive output.
15 PWRKEY DI
Turn on the
module.
Pull-up to
VRTC by
200KΩ
internally.
10 PWRKEY DI
Turn on/off the
module.
Pulled up to VBAT.
16 PWRDWN_N DI
Turn off the
module.
Use it only
when
shutdown via
AT command
cannot be
implemented.
Pull-up to
11
EMEROG
_OFF
DI
Emergency off.
Pulled down for at
least 40ms, which
will turn off the
module in case of
emergency.
Use it only when
shutdown via
PWRKEY or AT