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Cypress FM4 Series - Page 614

Cypress FM4 Series
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CHAPTER 12: I/O Port
614 FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E
[bit17:16] DTTI0S: DTTI0X Input Select bits
Selects input for DTTI0X.
bit
Description
Reading
Reads out the register value.
Writing
00
Uses DTTI0X_0 at the input pin of the waveform generator DTTI0X. [Initial value]
01
Same as Writing 00.
10
Uses DTTI0X_1 at the input pin of the waveform generator DTTI0X.
11
Uses DTTI0X_2 at the input pin of the waveform generator DTTI0X.
[bit15:13] Reserved: Reserved bits
0b000 is read out from these bits.
When writing these bits, set them to 0b000.
[bit12] DTTI0C: DTTI0X Function Select bit
Selects a function for DTTI0X.
bit
Description
Reading
Reads out the register value.
Writing
0
Does not switch GPIO by DTTIF0 for output of pins RTO00 to RTO05. [Initial value]
1
Switches GPIO by DTTIF0 for output of pins RTO00 to RTO05.
[bit11:10] RTO05E: RTO05 Output Select bits
Selects output for RTO05.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce output for the waveform generator RTO05. [Initial value]
01
Uses RTO05_0 at the output pin of the waveform generator RTO05.
10
Uses RTO05_1 at the output pin of the waveform generator RTO05.
11
Setting is prohibited.
[bit9:8] RTO04E: RTO04 Output Select bits
Selects output for RTO04.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce output for the waveform generator RTO04. [Initial value]
01
Uses RTO04_0 at the output pin of the waveform generator RTO04.
10
Uses RTO04_1 at the output pin of the waveform generator RTO04.
11
Setting is prohibited.
[bit7:6] RTO03E: RTO03 Output Select bits
Selects output for RTO03.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce output for the waveform generator RTO03. [Initial value]
01
Uses RTO03_0 at the output pin of the waveform generator RTO03.
10
Uses RTO03_1 at the output pin of the waveform generator RTO03.
11
Setting is prohibited.

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