#pragma once // #define PIN_I2S_FS PB12 /* I2S4_WS, Frame Sync (LRclock) // #define PIN_I2S_SCK PB13 /* I2S4_CLK, serial Clock */ // #define PIN_I2S_SD PA1 /* I2S4_SD, Serial Data */ #define PIN_I2S_SDMODE PA13 /* DAC_SDMODE, SDmode HIGH = enabled (left channel), LOW = shutdown */