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Cypress FM4 Series - Page 671

Cypress FM4 Series
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CHAPTER 12: I/O Port
FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E 671
[bit26] E_CKE: E_COUT Output Select bit
Selects output for E_COUT.
bit
Description
Reading
Reads out the register value.
Writing
0
E_COUT is not output. [Initial value]
1
E_COUT is output.
[bit25] E_MD1B :E_MDO1 I/O Select bit
Selects I/O for E_MDO1.
bit
Description
Reading
Reads out the register value.
Writing
0
E_MDO1 is not output. [Initial value]
Input of E_MDI1 is connected to the pin.
1
E_MDO1 is output.
Input of E_MDI1 is connected to the pin.
[bit24] E_MD0B :E_MDO0 I/O Select bit
Selects I/O for E_MDC0.
bit
Description
Reading
Reads out the register value.
Writing
0
E_MDC0 is not output. [Initial value]
Input of E_MDI0 is connected to the pin.
1
E_MDC0 is output.
Input of E_MDI0 is connected to the pin.
[bit23] E_MC1B :E_MDC1 I/O Select bit
Selects I/O for E_MDC1.
bit
Description
Reading
Reads out the register value.
Writing
0
E_MDC1 is not output. [Initial value]
Input of E_TCK0 is connected to the pin.
1
E_MDC1 is output.
Input of E_TCK0 is connected to the pin.
[bit22] E_MC0E :E_MDC0 Output Select bit
Selects output for E_MDC0.
bit
Description
Reading
Reads out the register value.
Writing
0
E_MDC0 is not output. [Initial value]
1
E_MDC0 is output.
[bit21] E_TE1E: E_TXER0_TXEN1 Output Select bit
Selects output for E_TXER0_TXEN1.
bit
Description
Reading
Reads out the register value.
Writing
0
E_TXER0_TXEN1 is not output. [Initial value]
1
E_TXER0_TXEN1 is output.

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