Data Sheet

5
BLUE bean Data sheet v1.4-18-10-15
Pin Name I/O Description
1 GND - Ground connection
2 GND - Ground connection
3 BT_USB_P IO Bluetooth USB data +
4 BT_USB_N IO Bluetooth USB data -
5 GND - Ground connection
6 WLAN_USB_N IO WLAN USB data -
7 WLAN_USB_P IO WLAN USB data +
8 GND - Ground connection
9 WL_EN PU WLAN enable. Active high.
10 +3V3 PI +3V3 digital power supply
11 +3V3 PI +3V3 digital power supply
12 GND - Ground connection
13 GND - Ground connection
14 GND - Ground connection
15 BT_EN PU Bluetooth enable. Active high.
16 N.C. - Not connected
17 BT_WAKE_HOST O Signal indicating that Bluetooth interface requires requires attention.
High - host must wake up and remain awake. Low - host device may sleep.
18 GND - Ground connection
19 WLAN_RF_KILL PU Turn o WLAN RF analog and front-end. Active low.
20 N.C - Not connected
21 N.C - Not connected
22 N.C - Not connected
23 GND - Ground connection
PU - Input signals with weak internal pull-up, to prevent signals from oating when left open
PI - Power input
IO - digital bi-directional signal
O - digital output
Power ratings
Parameter Units Min Nominal Max
Supply Voltage (+3V3)
V 3.135 3.3 3.465
Power supply
It is recommended to use pin 10 and pin 11 to give power supply to the module.
Soware
Drivers for BLUE bean USB module (based on QCA9377-7) are available for Windows 7, Windows 10, Linux and Android
operating systems.