Cypress FM4 Series - Page 657

CHAPTER 12: I/O Port
FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E 657
Writing
0
Does not produce output for user external bus MADATA14. [Initial value]
Input of user external bus MADATA 14 is connected to the pin.
1
Produces output for user external bus MADATA 14.
Input of user external bus MADATA 14 is connected to the pin.
[bit22] UED13B: UED13B Output Select bit
Selects output for external bus data 13.
bit
Description
Reading
Reads out the register value.
Writing
0
Does not produce output for user external bus MADATA 13. [Initial value]
Input of user external bus MADATA 13 is connected to the pin.
1
Produces output for user external bus MADATA 13.
Input of user external bus MADATA 13 is connected to the pin.
[bit21] UED12B: UED12B Output Select bit
Selects output for external bus data 12.
bit
Description
Reading
Reads out the register value.
Writing
0
Does not produce output for user external bus MADATA12. [Initial value]
Input of user external bus MADATA12 is connected to the pin.
1
Produces output for user external bus MADATA12.
Input of user external bus MADATA12 is connected to the pin.
[bit20] UED11B: UED11B Output Select bit
Selects output for external bus data 11.
bit
Description
Reading
Reads out the register value.
Writing
0
Does not produce output for user external bus MADATA11. [Initial value]
Input of user external bus MADATA11 is connected to the pin.
1
Produces output for user external bus MADATA11.
Input of user external bus MADATA11 is connected to the pin.
[bit19] UED10B: UED10B Output Select bit
Selects output for external bus data 10.
bit
Description
Reading
Reads out the register value.
Writing
0
Does not produce output for user external bus MADATA10. [Initial value]
Input of user external bus MADATA10 is connected to the pin.
1
Produces output for user external bus MADATA10.
Input of user external bus MADATA10 is connected to the pin.