CHAPTER 12: I/O Port
FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E 705
[bit23:22] I2SM4_WS1B: I2SWS1 Input/Output Select bits
Selects input/output for I2SWS1.
Reads out the register value.
Does not produce input/output of I2S ch.1 I2SWS. [Initial value]
Uses I2SWS1_0 at the input/output pin of I2S ch.1 I2SWS.
[bit21:20] I2SM4_SCK1B: I2SCK1 Input/Output Select bits
Selects input/output for I2SCK1.
Reads out the register value.
Does not produce input/output of I2S ch.1 I2SCK. [Initial value]
Uses I2SCK1_0 at the input/output pin of I2S ch.1 I2SCK.
[bit19:18] I2SM4_MCLK1E: I2SMCLK1 Output Select bits
Selects output for I2SMCLK1.
Reads out the register value.
Does not produce output of I2S ch.1 I2SMCLK. [Initial value]
Uses I2SMCLK1_0 at the output pin of I2S ch.1 I2SMCLK.
[bit17:16] I2SM4_MCLK1S: I2SMCLK1 Input Select bits
Selects input for I2SMCLK1.
Reads out the register value.
Does not produce input of I2S ch.1 I2SMCLK. [Initial value]
Uses I2SMCLK1_0 at the input pin of I2S ch.1 I2SMCLK.
[bit15:12] Reserved: Reserved bits
0x0 is read from these bits.
When writing these bits, set them to 0x0.