Product Info

Automotive Module Series
AG35 Hardware Design
AG35_Hardware_Design 63 / 129
3.16. Wireless Connectivity Interfaces
AG35 supports a low-power SDIO 3.0 interface (SDIO1 interface) for WLAN function, and UART2 & PCM
interfaces for BT function*.
The following table shows the pin definition of wireless connectivity interfaces.
Table 22: Pin Definition of Wireless Connectivity Interfaces
Pin Name
Pin No.
I/O
Description
Comment
WLAN Power Supply
PM_ENABLE
5
DO
WLAN power enable
1.8V power domain
WLAN Interface
SDC1_DATA3
23
IO
SDIO data bus (bit 3)
1.8V power domain
SDC1_DATA2
22
IO
SDIO data bus (bit 2)
1.8V power domain
SDC1_DATA1
21
IO
SDIO data bus (bit 1)
1.8V power domain
SDC1_DATA0
20
IO
SDIO data bus (bit 0)
1.8V power domain
SDC1_CLK
19
DO
SDIO clock signal
1.8V power domain
SDC1_CMD
18
IO
SDIO command signal
1.8V power domain
WLAN_EN
149
DO
WLAN function control via Wi-Fi
module. Active high.
1.8V power domain
WLAN_WAKE
160
DI
Wake up the host (AG35
module) by Wi-Fi module
1.8V power domain
WLAN_
SLP_CLK
169
DO
WLAN sleep clock
1.8V power domain
Coexistence Interface
COEX_
UART_RX/
USB_BOOT
146
DI
LTE/WLAN&BT coexistence
signal
1.8V power domain
COEX_
UART_TX
145
DO
LTE/WLAN&BT coexistence
signal
1.8V power domain
BT Interface*
BT_EN*
3
DO
Bluetooth enable control
V
OL
max=0.45V