CJC6811为Cortex-M0+的MCU,内部集成了USB,CODEC，SPI,I2S等,主要应用于USB-Type C数字音频耳机及USB-Type C数字音频转接头等产品,支持线控耳机,可实现通话,听歌等功能.
Audio Codec
Contain 1*ADC 2*DACs
Sample rate:192k/176.4k/96k/88.2k/48k/44.1k
(192k/176.4k are available only in USB audio class V2.0/High-speed mode)
Support bit length:16/20/24/32bit
DAC SNR 90.2dB DR 90.2dB
USB Spec V2.0 high speed/full speed mode compatible
USB Audio Class V1.0/V2.0 compatible
I2S
Support master/slave mode and 16/20/24/32bit data width
Watch dog Timer
During the timeout, the outputs are one or a combination of the following signals
-----System reset
-----System interrupt
-----External interrupt