Quectel BG96 Manual page 23

UART3 Interface
Pin Name Pin No.
UART3_TXD 27
UART3_RXD
28
PCM Interface*
Pin Name Pin No.
PCM_CLK 4
PCM_SYNC 5
PCM_IN 6
PCM_OUT 7
I2C Interface*
Pin Name Pin No.
I2C_SCL 40
I2C_SDA 41
Antenna Interfaces
Pin Name Pin No.
BG96_Hardware_Design
I/O Description
DO Transmit data
DI Receive data
I/O Description
PCM clock
DO
output
PCM frame
DO synchronization
output
DI
PCM data input
PCM data
DO
output
I/O Description
I2C serial clock.
OD Used for
external codec.
I2C serial data.
OD Used for
external codec.
I/O Description
LPWA Module Series
BG96 Hardware Design
DC Characteristics Comment
V max=0.45V
OL
V min=1.35V
OH
V min=-0.3V
IL
V max=0.6V
IL
V min=1.2V
IH
V max=2.0V
IH
DC Characteristics Comment
V max=0.45V
OL
V min=1.35V
OH
V max=0.45V
OL
V min=1.35V
OH
V min=-0.3V
IL
V max=0.6V
IL
V min=1.2V
IH
V max=2.0V
IH
V max=0.45V
OL
V min=1.35V
OH
DC Characteristics Comment
DC Characteristics Comment
1.8V power domain.
If unused, keep this
pin open.
1.8V power domain.
If unused, keep this
pin open.
1.8V power domain.
If unused, keep this
pin open.
1.8V power domain.
If unused, keep this
pin open.
1.8V power domain.
If unused, keep this
pin open.
1.8V power domain.
If unused, keep this
pin open.
External pull-up
resistor is required.
1.8V only.
If unused, keep this
pin open.
External pull-up
resistor is required.
1.8V only.
If unused, keep this
pin open.
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