CSR BCCMD protocol descr iption for serial communication with CSR BlueCore bluetooth chips.

Bluetooth core spec 2.1 + edr-Bluetooth core spec 2.1+ Edr

蓝牙 串行端口规范（Serial Port Profile）用来取代有线的 RS-232 Cable 。-Bluetooth serial port specification (Serial Port Profile) is used to replace the wired RS-232 Cable.

The CONWISE CW6601 is a monolithic, single-chip, stand-alone baseband process with an integrated 2.4GHz transceiver for Bluetooth 2.1 applications. It is fully compliant with Bluetooth 2.1 features such as Simple Paring (SP), Enhanced Inq