# I2S 配置 Pin对应接线GPIO口 sck_pin = Pin(26) # Bit clock ws_pin = Pin(27) # Word select sd_pin = Pin(25) # Data line i2s = I2S(1, sck=sck_pin, ws=ws_pin, sd=sd_pin, mode=I2S.RX, # 接收模式 bits=16, # 每个样本16位 ...