Cypress FM4 Series - Page 685

CHAPTER 12: I/O Port
FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E 685
[bit25:24] SOT15B: SOT15 Input/Output Select bits
Selects input/output for SOT15.
bit
Description
Reading
Reads out the register value.
Writing
00
Uses SOT15_0 at the input pin of MFS ch.15 SOT.
Does not produce output. [Initial value]
01
Uses SOT15_0 at the input pin of MFS ch.15 SOT.
Uses SOT15_0 at the output pin.
10
Uses SOT15_1 at the input pin of MFS ch.15 SOT.
Uses SOT15_1 at the output pin.
11
Uses SOT15_2 at the input pin of MFS ch.15 SOT.
Uses SOT15_2 at the output pin.
[bit23:22] SIN15S: SIN15 Input Select bits
Selects input for SIN15.
bit
Description
Reading
Reads out the register value.
Writing
00
Uses SIN15_0 at the input pin of MFS ch.15 SIN. [Initial value]
01
Same as Writing 00.
10
Uses SIN15_1 at the input pin of MFS ch.15 SIN.
11
Uses SIN15_2 at the input pin of MFS ch.15 SIN.
[bit21:20] SCK14B: SCK14 Input/Output Select bits
Selects input/output for SCK14.
bit
Description
Reading
Reads out the register value.
Writing
00
Uses SCK14_0 at the input pin of MFS ch.14 SCK.
Does not produce output. [Initial value]
01
Uses SCK14_0 at the input pin of MFS ch.14 SCK.
Uses SCK14_0 at the output pin.
10
Uses SCK14_1 at the input pin of MFS ch.14 SCK.
Uses SCK14_1 at the output pin.
11
Uses SCK14_2 at the input pin of MFS ch.14 SCK.
Uses SCK14_2 at the output pin.
[bit19:18] SOT14B: SOT14 Input/Output Select bits
Selects input/output for SOT14.
bit
Description
Reading
Reads out the register value.
Writing
00
Uses SOT14_0 at the input pin of MFS ch.14 SOT.
Does not produce output. [Initial value]
01
Uses SOT14_0 at the input pin of MFS ch.14 SOT.
Uses SOT14_0 at the output pin.
10
Uses SOT14_1 at the input pin of MFS ch.14 SOT.
Uses SOT14_1 at the output pin.
11
Uses SOT14_2 at the input pin of MFS ch.14 SOT.
Uses SOT14_2 at the output pin.