Product Info

LPWA Module Series
BG95 Series Hardware Design
BG95_Series_Hardware_Design 28 / 106
USIM_DET 42 DI
(U)SIM card
hot-plug
detection
V
IL
min = -0.3 V
V
IL
max = 0.6 V
V
IH
min = 1.2 V
V
IH
max = 2.0 V
1.8 V power domain.
If unused, keep this
pin
open.
USIM_VDD 43 PO
(U)SIM card
power supply
Vmax = 1.9 V
Vmin = 1.7 V
Only 1.8 V (U)SIM
card is supported.
USIM_RST 44 DO
(U)SIM card
reset
V
OL
max = 0.45 V
V
OH
min = 1.35 V
USIM_DATA 45 IO (U)SIM card data
V
IL
min = -0.3 V
V
IL
max = 0.6 V
V
IH
min = 1.2 V
V
IH
max = 2.0 V
V
OL
max = 0.45 V
V
OH
min = 1.35 V
USIM_CLK 46 DO
(U)SIM card
clock
V
OL
max = 0.45 V
V
OH
min = 1.35 V
USIM_GND 47
(U)SIM card
ground
Main UART Interface
Pin Name Pin No. I/O Description DC Characteristics Comment
MAIN_DTR 30 DI
Main UART data
terminal ready
V
IL
min = -0.3 V
V
IL
max = 0.6 V
V
IH
min = 1.2 V
V
IH
max = 2.0 V
1.8 V power domain.
If unused, keep this
pin open.
MAIN_RXD 34 DI
Main UART
receive
V
IL
min = -0.3 V
V
IL
max = 0.6 V
V
IH
min = 1.2 V
V
IH
max = 2.0 V
1.8 V power domain.
If unused, keep this
pin open.
MAIN_TXD 35 DO
Main UART
transmit
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power domain.
If unused, keep this
pin open.
MAIN_CTS 36 DO
Main UART clear
to send
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power domain.
If unused, keep this
pin open.
MAIN_RTS 37 DI
Main UART
request to send
V
IL
min = -0.3 V
V
IL
max = 0.6 V
V
IH
min = 1.2 V
V
IH
max = 2.0 V
1.8 V power domain.
If unused, keep this
pin open.
MAIN_DCD 38 DO
Main UART data
carrier detect
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power domain.
If unused, keep this
pin open.