Cypress FM4 Series - Extended Pin Function Setting Register 12 (EPFR12)

CHAPTER 12: I/O Port
662 FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E
4.20 Extended Pin Function Setting Register 12 (EPFR12)
The EPFR12 register assigns functions to pins of ch.8, ch.9, ch.10, and ch.11 of the base timer.
Register Configuration
bit
31
30
29
28
27
26
25
24
Field
Reserved
TIOB11S
TIOA11E
TIOA11S
Attribute
-
R/W
R/W
R/W
Initial value
-
00
00
00
bit
23
22
21
20
19
18
17
16
Field
Reserved
TIOB10S
TIOA10E
Reserved
Attribute
-
R/W
R/W
-
Initial value
-
00
00
-
bit
15
14
13
12
11
10
9
8
Field
Reserved
TIOB9S
TIOA9E
TIOA9S
Attribute
-
R/W
R/W
R/W
Initial value
-
00
00
00
bit
7
6
5
4
3
2
1
0
Field
Reserved
TIOB8S
TIOA8E
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] TIOB11S: TIOB11 Input Select bits
Selects input for TIOB11.
bit
Description
Reading
Reads out the register value.
Writing
00
Uses TIOB11_0 at the input pin of BT ch.11 TIOB. [Initial value]
01
Same as Writing 00.
10
Uses TIOB11_1 at the input pin of BT ch.11 TIOB.
11
Uses TIOB11_2 at the input pin of BT ch.11 TIOB.
[bit27:26] TIOA11E: TIOA11 Output Select bits
Selects output for TIOA11.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce the output of the BT ch.11 TIOA. [Initial value]
01
Uses TIOA11_0 at the output pin of BT ch.11 TIOA.
10
Uses TIOA11_1 at the output pin of BT ch.11 TIOA.
11
Uses TIOA11_2 at the output pin of BT ch.11 TIOA.