EXTCLK_EN=erfo
Local channel Setup.
| BITS_WORD | I2S word length. |
| EN | I2S clock enable. |
| SMP_SIZE | I2S sample size length. |
| EXTCLK_EN | Selects the clock source for master mode operations in the ME17B. 0 (erfo): Use ERFO. 1 (ext): Use External Clock. |
| ADJUST | LSB/MSB Justify. |
| CLKDIV | I2S clock frequency divisor. |