Quectel QuecOpen AG525R-GL Hardware Design page 34

SPI2_CS 105
SPI2_MISO 106
SPI2_MOSI 108
ADC Interfaces
Pin Name Pin No.
ADC0 247
ADC1 245
ADC2 139
Other Interface Pins
Pin Name Pin No.
USB_BOOT 83
BT_EN 66
DR_SYNC 95
IMU_INT1 169
IMU_INT2 187
IMU_PWR_EN 181
WLAN Interface
Pin Name Pin No.
AG525R-GL_QuecOpen_Hardware_Design
DO SPI2 chip select
SPI2 master-in
DI
salve-out
SPI2 master-out
DO
slave-in
I/O Description
General-purpose
AI
ADC interface
General-purpose
AI
ADC interface
General-purpose
AI
ADC interface
I/O Description
Force the module
DI into emergency
download mode
BT function enable
DO
control
Navigation 1PPS
DO
time sync output
DI IMU interrupt 1
DI IMU interrupt 2
IMU power enable
DO
control
I/O Description
Automotive Module Series
AG525R-GL QuecOpen Hardware Design
V max = 0.45 V
OL
V min = 1.35 V
OH
V min = -0.3 V
IL
V max = 0.63 V
IL
V min = 1.17 V
IH
V max = 2.1 V
IH
V max = 0.45 V
OL
V min = 1.35 V
OH
DC
Characteristics
Voltage Range:
0–1.875 V
Voltage Range:
0–1.875 V
Voltage Range:
0–1.875 V
DC
Characteristics
V max = 0.45 V
OL
V min = 1.35 V
OH
V max = 0.45 V
OL
V min = 1.35 V
OH
V min = -0.3 V
IL
V max = 0.63 V
IL
V min = 1.17 V
IH
V max = 2.1 V
IH
V min = -0.3 V
IL
V max = 0.63 V
IL
V min = 1.17 V
IH
V max = 2.1 V
IH
V max = 0.45 V
OL
V min = 1.35 V
OH
DC
Characteristics
Comment
If unused, keep it
open.
If unused, keep it
open.
If unused, keep it
open.
Comment
1.8 V power domain.
If unused, keep it
open.
1.8 V power domain.
Can be configured
to GPIOs.
If unused, keep
them open.
Comment
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