Cypress FM4 Series - Page 706

CHAPTER 12: I/O Port
706 FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E
[bit11:10] I2SM4_SDO0E: I2SDO0 Output Select bits
Selects output for I2SDO0.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce output of I2S ch.0 I2SDO. [Initial value]
01
Uses I2SDO0_0 at the output pin of I2S ch.0 I2SDO.
10
Setting is prohibited.
11
Setting is prohibited.
[bit9:8] I2SM4_SDI0S: I2SDI0 Input Select bits
Selects input for I2SDI0.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce input of I2S ch.0 I2SDI. [Initial value]
01
Uses I2SDI0_0 at the input pin of I2S ch.0 I2SDI.
10
Setting is prohibited.
11
Setting is prohibited.
[bit7:6] I2SM4_WS0B: I2SWS0 Input/Output Select bits
Selects input/output for I2SWS0.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce input/output of I2S ch.0 I2SWS. [Initial value]
01
Uses I2SWS0_0 at the input/output pin of I2S ch.0 I2SWS.
10
Setting is prohibited.
11
Setting is prohibited.
[bit5:4] I2SM4_SCK0B: I2SCK0 Input/Output Select bits
Selects input/output for I2SCK0.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce input/output of I2S ch.0 I2SCK. [Initial value]
01
Uses I2SCK0_0 at the input/output pin of I2S ch.0 I2SCK.
10
Setting is prohibited.
11
Setting is prohibited.