HC-05 Bluetooth V2.0 breakout board (Host and Slave, 3.6-6V BC04)

HC-05

LED indicate the status of bluetooth connection: if the LED is flashing quickly, it means the bluetooth does not connect, if the LED is flashing slowly, it means transfer to AT mode, if the LED is double flashing, it means the bluetooth connected

Anti-reverse diode, with 3.3V LDO

Input voltage: 3.6-6V,

Current: The current is 30mA when it is unparied, it is 10mA when it is paried. The input voltage can not over 7V

Interface level 3.3V, it can be connected with various SCM directly, such as: 51, AVR, PIC, ARM, MSP430, etc. It is not allowed to connected with MAX232

Effective Distance: 10 meters in the open field

After paried, it can be used as full-duplex serial, it do not need anything about bluetooth protocol, but only support 8 data bits, 1 stop bit and no parity communication format

It can enter the AT command mode by pulling 34 pin, to set parameters and check information

The mode can be changed to the host or slave via AT command, and it can be connected with the specified device via AT command

Product Size: 3.57cm*1.52cm

Support standard baud rate from 4800bps ~ 1382400bps

The default password is 1234

Interface : VCC,GND,TXD,RXD,STATE/KEY