Quectel BG950A-GL - Page 25

LPWA Module Series
BG950A-GL&BG951A-GL_Hardware_Design
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Only BG951A-GL supports GNSS_BOOT (pin 75), GNSS_NRST (pin 76), GNSS_EN (pin 97), SFNIND_1PPS (pin 98).
ADC1
2
AI
General-purpose ADC
interface
Voltage range:
0–1.8 V
Other Interfaces
Pin Name
Pin
No.
I/O
Description
DC Characteristics
Comment
W_DISABLE#
18
DI
Airplane mode control
V
IL
min = -0.2 V
V
IL
max = 0.54 V
V
IH
min = 1.26 V
V
IH
max = 2.0 V
1.8 V power
domain.
Pulled up by
default.
When it is at low
level, the module
can enter airplane
mode.
If unused, keep this
pin open.
AP_READY*
19
DI
Application processor
sleep state detect
V
IL
min = -0.2 V
V
IL
max = 0.54 V
V
IH
min = 1.26 V
V
IH
max = 2.0 V
1.8 V power
domain.
If unused, keep this
pin open.
PON_TRIG
96
DI
Used for main UART
function control and for
entering/exiting e-l-DRX,
PSM, sleep and power
off modes
V
IL
min = -0.2 V
V
IL
max = 0.3 V
V
IH
min = 1 V
V
IH
max = 1.98 V
1.8 V power
domain.
Pulled-down by
default.
GRFC Interface*
Pin Name
Pin
No.
I/O
Description
DC Characteristics
Comment
GRFC1
83
DO
Generic RF controller
V
OL
max = 0.36 V
V
OH
min = 1.44 V
V
OH
max = 2.0 V
1.8 V power
domain.
If these pins are
unused, keep them
open.
GRFC2
84
DO
Generic RF controller
GNSS Interface
8
Pin Name
Pin
No.
I/O
Description
DC Characteristics
Comment
GNSS_BOOT
75
DI
Force the GNSS chip of
the module into
emergency
download mode
V
IL
min = -0.2 V
V
IL
max = 0.54 V
V
IH
min = 1.26 V
V
IH
max = 2.0 V
1.8 V power
domain.
If unused, keep this
pin open.
GNSS_NRST
76
DI
Reset input signal of the
GNSS chip
V
IL
min = -0.2 V
V
IL
max = 0.54 V
V
IH
min = 1.26 V
1.8 V power
domain.
If unused, keep this