Espressif ESP32 Technical Reference Manual page 342

12 I2S Controller (I2S)
31
0 0 0 0 0 0 0
I2S_TX_STOP_EN Set this bit and the transmitter will stop transmitting BCK signal and WS signal
when tx FIFO is empty. (R/W)
I2S_RX_PCM_BYPASS Set this bit to bypass the Compress/Decompress module for the received
data. (R/W)
I2S_RX_PCM_CONF Compress/Decompress module configuration bit. (R/W)
0: Decompress received data;
1: Compress received data.
I2S_TX_PCM_BYPASS Set this bit to bypass the Compress/Decompress module for the transmitted
data. (R/W)
I2S_TX_PCM_CONF Compress/Decompress module configuration bit. (R/W)
0: Decompress transmitted data;
1: Compress transmitted data.
31
0 0 0 0 0 0 0
I2S_FIFO_FORCE_PU Force FIFO power-up. (R/W)
I2S_FIFO_FORCE_PD Force FIFO power-down. (R/W)
Espressif Systems
Register 12.28. I2S_CONF1_REG (0x00a0)
0 0 0 0 0 0 0 0
Register 12.29. I2S_PD_CONF_REG (0x00a4)
0 0 0 0 0 0 0 0
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9
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
342
8 7 6 4 3 2
0 1 0x0 1 0x1
4 3 2 1
0 0 0 0 0 1 0 1
ESP32 TRM (Version 5.2)
0
Reset
0
0 Reset