Product Info

LTE Module Series
BG96 Hardware Design
BG96_Hardware_Design 26 / 81
USIM_GND 47
Specified
ground for
(U)SIM card
UART1 Interface
Pin Name Pin No. I/O Description
DC
Characteristics
Comment
DTR 30 DI
Data terminal
ready(sleepmo
de control)
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
V
IH
max=2.0V
1.8V power domain.
If unused, keep this pin
open.
RXD 34 DI Receive data
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
V
IH
max=2.0V
1.8V power domain.
If unused, keep this pin
open.
TXD 35 DO Transmit data
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
If unused, keep this pin
open.
CTS 36 DO Clear to send
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
If unused, keep this pin
open.
RTS 37 DI
Request to
send
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
V
IH
max=2.0V
1.8V power domain.
If unused, keep this pin
open.
DCD 38 DO
Data carrier
detection
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
If unused, keep this pin
open.
RI 39 DO Ring indicator
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
If unused, keep this pin
open.
UART2 Interface
Pin Name Pin No. I/O Description
DC
Characteristics
Comment
DBG_RXD 22 DI Receive data
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
V
IH
max=2.0V
1.8V power domain.
If unused, keep this pin
open.
DBG_TXD 23 DO Transmit data
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
If unused, keep this pin
open.
UART3 Interface