AdraXx Bluetooth Transceiver Module With TTL Outputs-HC05

Serial port Bluetooth;Drop-in replacement for wired serial connections;transparent usage. You can use it simply for a serial port replacement to establish connection between MCU and GPS;PC to your embedded project and etc. HC-05 has be designed Master or Slave when the factory;user couldn't change the role. Bluetooth protocal: Bluetooth Specification v2.0+EDR Frequency: 2.4GHz ISM band Modulation: GFSK(Gaussian Frequency Shift Keying) Emission power: 4dBm;Class 2 Sensitivity: -84dBm at 0.1% BER Speed: Asynchronous: 2.1Mbps(Max) / 160 kbps;Synchronous: 1Mbps/1Mbps Security: Authentication and encryption Profiles: Bluetooth serial port Power supply: +3.3VDC 50mA Working temperature: -20 ~ +75 Centigrade Dimension: 26.9mm x 13mm x 2.2 mm Usage: After pairing only need as fixed baud rate of the serial port as can be;so long as it is fixed baud rate;8 data bits;no parity serial communication format equipment can be a direct replacement for the original wired serial port without the need to modify the program. Such as data acquisition;smart car;serial printer;outdoor lattice strip screen control.Paired with computer use: for computers and devices via Bluetooth serial communication;use serial paired with the phone use: suitable for the mobile phone with the device through Bluetooth serial communication;use serialpaired with the Bluetooth host: for the two devices directly through the Bluetooth serial communication between the microcontroller and the microcontroller wired serial interface with microcontroller between use with serial