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HOST_WAKE_BT*
BT_WAKE_HOST*
Other Interfaces
Pin Name
WLAN_SLP_CLK
SDIO_VSEL
RF Antenna Interfaces
Pin Name
ANT_WIFI0/BT
ANT_WIFI1
ANT_BT
RESERVED Interfaces
Pin Name
RESERVED
FC80A_Hardware_Design
Host wakes up
49
DI
Bluetooth
Bluetooth wakes up
50
DO
host
Pin No.
I/O
Description
External 32.768 kHz
31
DI
low power clock input
SDIO voltage select:
24
DI
pull down: 3.3 V
pull up:1.8 V
Pin No.
I/O
Description
Wi-Fi0/Bluetooth
2
AIO
antenna interface
Wi-Fi1 antenna
9
AIO
interface
Dedicated Bluetooth
48
AIO
antenna interface
Pin No.
I/O
Description
12–14, 25–26, 33, 35, 37, 44–46
Wi-Fi&Bluetooth Module Series
Comment
VDDIO power domain
Pull up to VDDIO internally through a
200 kΩ resistor, high level by default.
VDDIO power domain
Comment
50 Ω impedance.
50 Ω impedance.
Please reserve this pin.
Comment
Keep these pins open.
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