Product Info

Automotive Module Series
AG521R-NA QuecOpen Hardware Design
AG521R-NA_QuecOpen_Hardware_Design 29 / 104
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
WLAN_PWR_
EN2
225
DO
WLAN power supply
enable control 2
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power domain.
If unused, keep them
open.
1.8 V power domain.
If unused, keep them
open.
WLAN_PWR_
EN1
222
DO
WLAN power supply
enable control 1
V
OL
max = 0.45 V
V
OH
min = 1.35 V
WLAN_EN
228
DO
WLAN enable
V
OL
max = 0.45 V
V
OH
min = 1.35 V
COEX_UART_
RXD
67
DI
LTE&WLAN/BT
coexistence receive
V
IL
min = -0.3 V
V
IL
max = 0.63 V
V
IH
min = 1.17 V
V
IH
max = 2.1 V
COEX_UART_
TXD
69
DO
LTE&WLAN/BT
coexistence transmit
V
OL
max = 0.45 V
V
OH
min = 1.35 V
WLAN_SLP_
CLK
231
DO
WLAN sleep clock
V
OL
max = 0.45 V
V
OH
min = 1.35 V
RF Antenna Interfaces