Quectel BG95 Manual page 19

41 I2C_SDA
USIM_
42
PRESENCE
43 USIM_VDD
44 USIM_RST
45 USIM_DATA
46 USIM_CLK
47 USIM_GND
48 GND
49 ANT_GNSS
50 GND
51 RESERVED
52~53 VBAT_RF
BG95&BG96_Compatible_Design
for external codec.
Require external
pull-up to 1.8V.
I2C serial data.
Used for external
OD codec.
Require external
pull-up to 1.8V.
(U)SIM card hot-plug
DI detect.
1.8V power domain.
Power supply for
PO (U)SIM card.
1.8V/3.0V
Reset signal of (U)SIM
card.
DO
1.8V/3.0V(U)SIM card
supported.
Data signal of (U)SIM
card.
IO
1.8V/3.0V(U)SIM card
supported.
Clock signal of (U)SIM
card.
DO
1.8V/3.0V(U)SIM card
supported.
Specified ground for
/
(U)SIM card
/ Ground
GNSS antenna
AI
interface
/ Ground
/ /
Power supply for the
module's RF part:
PI
3.3V~4.3V, typ. 3.8V
LPWA Module Series
BG95&BG96 Compatible Design
I2C_SDA OD
USIM_DET DI
USIM_VDD PO
USIM_RST DO
USIM_DATA IO
USIM_CLK DO
USIM_GND /
GND /
ANT_GNSS AI
GND /
RESERVED /
VBAT_RF PI
Used for external
codec.
Require external
pull-up to 1.8V.
I2C serial data.
Used for external
codec.
Require external
pull-up to 1.8V.
(U)SIM card
hot-plug detect.
1.8V power
domain.
Power supply for
(U)SIM card.
1.8V
Reset signal of
(U)SIM card.
Only 1.8V (U)SIM
card supported.
Data signal of
(U)SIM card.
Only 1.8V (U)SIM
card supported.
Clock signal of
(U)SIM card.
Only 1.8V (U)SIM
card supported.
Specified ground
for (U)SIM card
Ground
GNSS antenna
interface
Ground
/
Power supply for
the module's RF
part:
BG95-M1/-M2/-N1:
5)
2.6V ~4.8V,
Typ. 3.3V
BG95-M3/-M5:
18 / 47