ESP8266 I2S
来自Jack's Lab
1 I2S Data Input
I2SI_DATA --- GPIO12 (P10) I2SI_BCK --- GPIO13 (P12) I2SI_WS --- GPIO14 (P9)
2 I2S Data Output
I2SO_BCK --- GPIO15 (P14) --- Noduino_Falcon D3 I2SO_WS --- GPIO2 (P13) --- Noduino_Falcon D2 I2SO_DATA --- GPIO3 (P25) --- U0RX --- Noduino_Falcon D0