低延时音频芯片

Key Features\n\nHigh performance 32bit RISC-V processor Core with DSP instruction \n125MHz operating frequency; \nFull speed USB 2.0 HOST/DEVICE controller x1; \nTimer3 PWM channel x3; BLDC_Motor PWM channel x7; Low Power PWM channel x1; \nQuadrature Decoder x1; \nSD Card Host controller x1； \nSPI_L;