Cypress FM4 Series - Page 672

CHAPTER 12: I/O Port
672 FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E
[bit20] E_TE0E: E_TXEN0 Output Select bit
Selects output for E_TXEN0.
bit
Description
Reading
Reads out the register value.
Writing
0
E_TXEN0 is not output. [Initial value]
1
E_TXEN0 is output.
[bit19] E_TD1E: E_TX02_TX10, E_TX03_TX11 Output Select bit
Selects output for E_TX02_TX10, E_TX03_TX11.
bit
Description
Reading
Reads out the register value.
Writing
0
E_TX02_TX10 is not output. [Initial value]
E_TX03_TX11 is not output.
1
E_TX02_TX10 is output. [Initial value]
E_TX03_TX11 is output.
[bit18] E_TD0E: E_TX00, E_TX01 Output Select bit
Selects output for E_TX00, E_TX01.
bit
Description
Reading
Reads out the register value.
Writing
0
E_TX00, E_TX01 is not output. [Initial value]
1
E_TX00, E_TX00 is output.
[bit17:6] Reserved: Reserved bits
0x000 is read out from these bits.
When writing these bits, set them to 0x000.
[bit5:4] QZIN2S: QDU-ch.2 ZIN Input Pin bits
Selects input for QDU-ch.2 as ZIN.
bit
Description
Reading
Reads out the register value.
Writing
00
ZIN2_0 is used as ZIN, the input pin of QDU ch.2. [Initial value]
01
ZIN2_0 is used as ZIN, the input pin of QDU ch.2.
10
ZIN2_1 is used as ZIN, the input pin of QDU ch.2.
11
ZIN2_2 is used as ZIN, the input pin of QDU ch.2.
[bit3:2] QBIN2S: QDU-ch.2 BIN Input Pin bits
Selects input for QDU-ch.2 as BIN.
bit
Description
Reading
Reads out the register value.
Writing
00
BIN2_0 is used as BIN, the input pin of QDU ch.2. [Initial value]
01
BIN2_0 is used as BIN, the input pin of QDU ch.2.
10
BIN2_1 is used as BIN, the input pin of QDU ch.2.
11
BIN2_2 is used as BIN, the input pin of QDU ch.2.
[bit1:0] QAIN2S: QDU-ch.2 AIN Input Pin bits