HC-05 Bluetooth Module


Bluetooth Module HC-05 Host and Slave 3.6-6V

Product Description:
HC-05 is host and slave bluetooth module, interface VCC, GND, TXD, RXD, STATE/KEY. State is Bluetooth connection status pin-out, the output is low if not connected, and output is high if connected.
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

Note: Please do not connect the power with the signal pins, or it will be burned

Package Included:
1 HC-05 bluetooth module

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