Cypress FM4 Series - Page 637

CHAPTER 12: I/O Port
FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E 637
[bit25:24] SOT3B: SOT3 Input/Output Select bits
Selects input/output for SOT3.
bit
Description
Reading
Reads out the register value.
Writing
00
Uses SOT3_0 at the input pin of MFS ch.3 SOT.
Does not produce output. [Initial value]
01
Uses SOT3_0 at the input pin of MFS ch.3 SOT.
Uses SOT3_0 at the output pin.
10
Uses SOT3_1 at the input pin of MFS ch.3 SOT.
Uses SOT3_1 at the output pin.
11
Uses SOT3_2 at the input pin of MFS ch.3 SOT.
Uses SOT3_2 at the output pin.
[bit23:22] SIN3S: SIN3 Input Select bits
Selects input for SIN3.
bit
Description
Reading
Reads out the register value.
Writing
00
Uses SIN3_0 at the input pin of MFS ch.3 SIN. [Initial value]
01
Same as Writing 00.
10
Uses SIN3_1 at the input pin of MFS ch.3 SIN.
11
Uses SIN3_2 at the input pin of MFS ch.3 SIN.
[bit21:20] SCK2B: SCK2 Input/Output Select bits
Selects input/output for SCK2.
bit
Description
Reading
Reads out the register value.
Writing
00
Uses SCK2_0 at the input pin of MFS ch.2 SCK.
Does not produce output. [Initial value]
01
Uses SCK2_0 at the input pin of MFS ch.2 SCK.
Uses SCK2_0 at the output pin.
10
Uses SCK2_1 at the input pin of MFS ch.2 SCK.
Uses SCK2_1 at the output pin.
11
Uses SCK2_2 at the input pin of MFS ch.2 SCK.
Uses SCK2_2 at the output pin.
[bit19:18] SOT2B: SOT2 Input/Output Select bits
Selects input/output for SOT2.
bit
Description
Reading
Reads out the register value.
Writing
00
Uses SOT2_0 at the input pin of MFS ch.2 SOT.
Does not produce output. [Initial value]
01
Uses SOT2_0 at the input pin of MFS ch.2 SOT.
Uses SOT2_0 at the output pin.
10
Uses SOT2_1 at the input pin of MFS ch.2 SOT.
Uses SOT2_1 at the output pin.
11
Uses SOT2_2 at the input pin of MFS ch.2 SOT.
Uses SOT2_2 at the output pin.