HC-05 Module Basics
HC-05 is a Bluetooth Transceiver Module and has TTL Output. It is an easy to use Bluetooth serial port protocol module. it is specially designed for transparent wireless serial connection setup. It is a great solution for wireless communication because it is applicable in a master or slave configuration. This Bluetooth module is completely qualified Bluetooth V2+Enhanced Data Rate (EDR). It is 3Mbps Module with 2.4GHz radio transceiver and baseband. It has CSR Bluecore 04, an external single chip Bluetooth system with CMOS technology and AFH, Adaptive Frequency Hopping, feature.