Cypress FM4 Series - Extended Pin Function Setting Register 10 (EPFR10)

CHAPTER 12: I/O Port
FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E 649
4.18 Extended Pin Function Setting Register 10 (EPFR10)
The EPFR10 register assigns functions to external bus peripheral pins.
Register Configuration
bit
31
30
29
28
27
26
25
24
Field
UEA24E
UEA23E
UEA22E
UEA21E
UEA20E
UEA19E
UEA18E
UEA17E
Attribute
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial value
0
0
0
0
0
0
0
0
bit
23
22
21
20
19
18
17
16
Field
UEA16E
UEA15E
UEA14E
UEA13E
UEA12E
UEA11E
UEA10E
UEA09E
Attribute
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial value
0
0
0
0
0
0
0
0
bit
15
14
13
12
11
10
9
8
Field
UEA08E
UEA00E
UECS7E
UECS6E
UECS5E
UECS4E
UECS3E
UECS2E
Attribute
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial value
0
0
0
0
0
0
0
0
bit
7
6
5
4
3
2
1
0
Field
UECS1E
UEFLSE
UEOEXE
UEDQME
UEWEXE
UECLKE
UEDTHB
UEDEFB
Attribute
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial value
0
0
0
0
0
0
0
0
Register Function
[bit31] UEA24E: UEA24E Output Select bit
Selects output for external bus Address24.
bit
Description
Reading
Reads out the register value.
Writing
0
Does not produce output for user external bus MAD24. [Initial value]
1
Produces output for user external bus MAD24.
[bit30] UEA23E: UEA23E Output Select bit
Selects output for external bus Address23.
bit
Description
Reading
Reads out the register value.
Writing
0
Does not produce output for user external bus MAD23. [Initial value]
1
Produces output for user external bus MAD23.
[bit29] UEA22E: UEA22E Output Select bit
Selects output for external bus Address22.
bit
Description
Reading
Reads out the register value.
Writing
0
Does not produce output for user external bus MAD22. [Initial value]
1
Produces output for user external bus MAD22.