Wi-Fi&Bluetooth Module Series
FC800L_Hardware_Design 20 / 50
3.3. Pin Description
Table 3: I/O Parameters Definition
Table 4: Pin Description
Type
Description
AI
Analog Input
AO
Analog Input
AIO
Analog Input/Output
DI
Digital Input
DO
Digital Output
DIO
Digital Input/Output
PI
Power Input
PO
Power Output
Power Supply
Pin Name
Pin No.
I/O
Description
Comment
VBAT
36
PI
Power supply for the
module
It must be provided with sufficient
current up to 1.2 A.
VDDIO
34
PI
Power supply for module
’s
I/O pins
VDDIO only support 1.8 V
GND
1
,
3
–
8, 10
–
11, 23, 32, 39, 47
WLAN Application Interface
Pin Name
Pin No.
I/O
Description
Comment
WLAN_WAKE
16
DO
Wake up the host by
WLAN, and SDIO interrupt
function
VDDIO power domain
SDIO_CMD
17
DIO
SDIO
command
SDIO_CLK
18
DI
SDIO clock
