Cypress FM4 Series - Page 691

CHAPTER 12: I/O Port
FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E 691
[bit5:4] QAIN3S: QDU-ch3 AIN input select bits
Selects input for QDU-ch3 AIN.
bit
Description
Reading
Reads out the register value.
Writing
00
Uses AIN3_0 at the input pin of AIN of QDU-ch.3. [Initial value]
01
Uses AIN3_0 at the input pin of AIN of QDU-ch.3. (Same as writing 00.)
10
Uses AIN3_1 at the input pin of AIN of QDU-ch.3.
11
Uses AIN3_2 at the input pin of AIN of QDU-ch.3.
[bit3:2] CECR1B: CEC1 input/output select bits
Selects input/output for I/O pin CEC1 of HDMI-CEC/Remote Control Reception ch.1.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce input/output of HDMI-CEC/remote control reception ch.1. [Initial value]
01
Uses CEC1_0 at the input/output pin of HDMI-CEC/remote control reception ch.1.
10
Setting is prohibited.
11
Setting is prohibited.
[bit1:0] CECR0B: CEC0 input/output select bits
Selects input/output for I/O pin CEC0 of HDMI-CEC/Remote Control Reception ch.0.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce input/output of HDMI-CEC/remote control reception ch.0. [Initial value]
01
Uses CEC0_0 at the input/output pin of HDMI-CEC/remote control reception ch.0.
10
Setting is prohibited.
11
Setting is prohibited.
Note:
− This register is not initialized by deep standby transition reset.