Automotive Module Series
AG525R-GL QuecOpen
Hardware Design
AG525R-GL_QuecOpen_Hardware_Design 33 / 104
SPI2_CS 105 DO
SPI2
chip
select
V
OL
max = 0.45 V
V
OH
min = 1.35 V
SPI2_MISO 106
DI
SPI2 master-in
salve-out
V
IL
min = -0.3 V
V
IL
max = 0.63 V
V
IH
min = 1.17 V
V
IH
max = 2.1 V
SPI2_MOSI 108
DO
SPI2 master-out
slave-in
V
OL
max = 0.45 V
V
OH
min = 1.35 V
ADC Interfaces
Pin Name
Pin No.
I/O
Description
DC
Characteristics
Comment
ADC0 247
AI
General-purpose
ADC interface
Voltage Range:
0–1.875 V
If unused, keep it
open.
ADC1 245
AI
General-purpose
ADC interface
Voltage Range:
0–1.875 V
If unused, keep it
open.
ADC2 139
AI
General-purpose
ADC interface
Voltage Range:
0–1.875 V
If unused, keep it
open.
Other Interface Pins
Pin Name
Pin No.
I/O
Description
DC
Characteristics
Comment
USB_BOOT 83 DI
Force the module
into emergency
download mode
1.8 V power domain.
If unused, keep it
open.
BT_EN 66
DO
BT function enable
control
V
OL
max = 0.45 V
V
OH
min = 1.35 V
DR_SYNC 95
DO
Navigation 1PPS
time sync output
V
OL
max = 0.45 V
V
OH
min = 1.35 V
IMU_INT1
169
DI
IMU interrupt 1
V
IL
min = -0.3 V
V
IL
max = 0.63 V
V
IH
min = 1.17 V
V
IH
max = 2.1 V
1.8 V power domain.
Can be configured
to GPIOs.
If unused, keep
them open.
IMU_INT2
187
DI
IMU interrupt 2
V
IL
min = -0.3 V
V
IL
max = 0.63 V
V
IH
min = 1.17 V
V
IH
max = 2.1 V
IMU_PWR_EN 181 DO
IMU power enable
control
V
OL
max = 0.45 V
V
OH
min = 1.35 V
WLAN Interface
Pin Name
Pin No.
I/O
Description
DC
Characteristics
Comment
