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Pin Name
WLAN_EN
WLAN_WAKE
SDIO_CMD
SDIO_CLK
SDIO_DATA3
SDIO_DATA2
SDIO_DATA0
SDIO_DATA1
Bluetooth Application Interface
Pin Name
PCM_SYNC*
PCM_DIN*
PCM_DOUT*
PCM_CLK*
BT_EN
BT_TXD
BT_RXD
BT_RTS
BT_CTS
FC80A_Hardware_Design
Pin No.
I/O
Description
WLAN function enable
15
DI
control
Wake up the host by
16
DO
WLAN
17
DIO
SDIO command
18
DI
SDIO clock
19
DIO
SDIO data bit 3
20
DIO
SDIO data bit 2
21
DIO
SDIO data bit 0
22
DIO
SDIO data bit 1
Pin No.
I/O
Description
27
DI
PCM data frame sync
28
DI
PCM data input
29
DO
PCM data output
30
DI
PCM clock
Bluetooth enable
38
DI
control
Bluetooth UART
40
DO
transmit
Bluetooth UART
41
DI
receive
Bluetooth UART
42
DO
request to send
Bluetooth UART clear
43
DI
to send
Wi-Fi&Bluetooth Module Series
Comment
Active high.
VDDIO power domain
Comment
VDDIO power domain
Active high.
VDDIO power domain
VDDIO power domain
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