PAN9026 Wi-Fi/BT Module
2 Product Overview
Product Specification Rev. 0.1
Page 10
No Pin Name
Pin Type
Description
4
Output Signal Serial data output to peripheral device
Digital I/O
General Purpose IO
– GPIO[8]
BT_FREQ
5
Input Signal
Information BT using channel which overlaps WLAN channel or not
UART_SIN
Input signal
Serial data input to peripheral device
Digital I/O
General Purpose IO
– GPIO[9]
BT_STATE
Input signal
Information BT_REQ priority (1- or 2-bit) and direction BT RX/TX
Output signal Request-to-Send output to peripheral device
IO11
Digital I/O
General Purpose IO
– GPIO[11]
BT_REQ
Input signal
BT device request access to medium
F6
IO12
Digital I/O
General Purpose IO
– GPIO[12]
F7
CNTL1
Output signal Do not connect
F8
CNTL0
Input signal
Keep open (DNC) if using SDIO interface for BT or connect with 100
k
to GND if using UART interface for BT
F9
GND
Ground pin
Connect to ground
G1
SD_DAT2
Digital I/O
For SDIO specific terminals
G2
SD_DAT3
Digital I/O
For SDIO specific terminals
G3
VIOSD
Power
1.8 V or 3.3 V Digital I/O SDIO power supply
G4
VIO
Power
1.8 V or 3.3 V power supply for General Purpose IO
Input signal
Clear-to-send input from peripheral device
IO10
Digital I/O
General Purpose IO
– GPIO[10]
BT_GRANT
Output signal Indicate permission to transmit, low BT can transmit
G6
IO13
Digital I/O
General Purpose IO
– GPIO[13]
G7
VIORF
Power
3.0 V
– 3.6 V (typ. 3.3 V) power supply connection
G8
DNC
NC
Do not connect
G9
GND
Ground pin
Connect to ground
EP1 EPAD1
Thermal pin
Connect to ground
EP2 EPAD2
Thermal pin
Connect to gorund
4
UART mode: After the dedicated firmware download, the pin is used as Host Controller Interface (HCI) for Bluetooth
5
Bluetooth External Coexistence Mode: After the dedicated firmware download, the pin is used as Bluetooth external
Coexistence Interface