AED 26.25
1
Description
Beken BK3231 chip is a Bluetooth 3.0 HID device. Bluetooth v2.1 + EDR Default baud rate is 9600. The default PIN is 1234. Firmware is reported as BOLUTEK Firmware V2.2, Bluetooth V2.1 The firmware is by Bolutek so AT+HELP gets you a list of the available commands. It is compatible with HC-05/06 slave mode
Specifications:
Operation voltage from 2.8 V to 3.6 V
Bluetooth 2.1 compliant
-88dBm sensitivity for 1 Mbps mode and 2 dBm transmit power
HID v1.0
16 MHz crystal reference clock
56-pin QFN 7mmx7mm package for keyboard
2C, SPI, and UART interface
Application:
Bluetooth printer machine
Bluetooth POS machine
Intelligence home control
Bluetooth wireless data transmission