Cypress FM4 Series - Extended Pin Function Setting Register 05 (EPFR05)

CHAPTER 12: I/O Port
628 FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E
4.13 Extended Pin Function Setting Register 05 (EPFR05)
The EPFR05 register assigns functions to pins of ch.4, ch.5, ch.6, and ch.7 of the base timer.
Register Configuration
bit
31
30
29
28
27
26
25
24
Field
Reserved
TIOB7S
TIOA7E
TIOA7S
Attribute
-
R/W
R/W
R/W
Initial value
-
00
00
00
bit
23
22
21
20
19
18
17
16
Field
Reserved
TIOB6S
TIOA6E
Reserved
Attribute
-
R/W
R/W
-
Initial value
-
00
00
-
bit
15
14
13
12
11
10
9
8
Field
Reserved
TIOB5S
TIOA5E
TIOA5S
Attribute
-
R/W
R/W
R/W
Initial value
-
00
00
00
bit
7
6
5
4
3
2
1
0
Field
Reserved
TIOB4S
TIOA4E
Reserved
Attribute
-
R/W
R/W
-
Initial value
-
00
00
-
Register Function
[bit31:30] Reserved: Reserved bits
0b00 is read out from these bits.
When writing these bits, set them to 0b00.
[bit29:28] TIOB7S: TIOB7 Input Select bits
Selects input for TIOB7.
bit
Description
Reading
Reads out the register value.
Writing
00
Uses TIOB7_0 at the input pin of BT ch.7 TIOB. [Initial value]
01
Same as Writing 00.
10
Uses TIOB7_1 at the input pin of BT ch.7 TIOB.
11
Uses TIOB7_2 at the input pin of BT ch.7 TIOB.
[bit27:26] TIOA7E: TIOA7 Output Select bits
Selects output for TIOA7.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce the output of the BT ch.7 TIOA. [Initial value]
01
Uses TIOA7_0 at the output pin of BT ch.7 TIOA.
10
Uses TIOA7_1 at the output pin of BT ch.7 TIOA.
11
Uses TIOA7_2 at the output pin of BT ch.7 TIOA.