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Cypress FM4 Series - Page 618

Cypress FM4 Series
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CHAPTER 12: I/O Port
618 FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E
[bit17:16] DTTI1S: DTTI1X Input Select bits
Select input for DTTI1X.
bit
Description
Reading
Reads out the register value.
Writing
00
Uses DTTI1X_0 at the input pin of the waveform generator DTTI1X. [Initial value]
01
Same as Writing 00.
10
Uses DTTI1X_1 at the input pin of the waveform generator DTTI1X.
11
Setting is prohibited.
[bit15:13] Reserved: Reserved bits
"0b000" is read out from these bits.
When writing these bits, set them to "0b000".
[bit12] DTTI1C: DTTI1X Function Select bit
Selects a function for DTTI1X.
bit
Description
Reading
Reads out the register value.
Writing
0
Does not switch GPIO by DTTIF1 for output of pins RTO10 to RTO15. [Initial value]
1
Switches GPIO by DTTIF1 for output of pins RTO10 to RTO15.
[bit11:10] RTO15E: RTO15 Output Select bits
Selects output for RTO15.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce output for the waveform generator RTO15. [Initial value]
01
Uses RTO15_0 at the output pin of the waveform generator RTO15.
10
Uses RTO15_1 at the output pin of the waveform generator RTO15.
11
Setting is prohibited.
[bit9:8] RTO14E: RTO14 Output Select bits
Selects output for RTO14.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce output for the waveform generator RTO14. [Initial value]
01
Uses RTO14_0 at the output pin of the waveform generator RTO14.
10
Uses RTO14_1 at the output pin of the waveform generator RTO14.
11
Setting is prohibited.
[bit7:6] RTO13E: RTO13 Output Select bits
Selects output for RTO13.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce output for the waveform generator RTO13. [Initial value]
01
Uses RTO13_0 at the output pin of the waveform generator RTO13.
10
Uses RTO13_1 at the output pin of the waveform generator RTO13.
11
Setting is prohibited.

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