=== ESP32-S3-N16R8 audio build — wiring log ===

GPIO MAP

• GPIO 7 -> I2S0 LRC (amp TX word select)
• GPIO 15 -> I2S0 BCLK (amp TX bit clock)
• GPIO 16 -> I2S0 DIN (amp TX data in)
• GPIO 4 -> I2S1 WS (mic RX word select)
• GPIO 5 -> I2S1 SCK (mic RX bit clock)
• GPIO 6 -> I2S1 SD (mic RX data)

DEVICE WIRES
MAX98357A (amp)

• LRC -> GPIO 7
• BCLK -> GPIO 15
• DIN -> GPIO 16
• GND -> GND
• VIN -> 5V

INMP441 (mic)

• SD -> GPIO 6
• VDD -> 3V3
• GND -> GND
• L/R -> GND (left channel)
• WS -> GPIO 4
• SCK -> GPIO 5