CHAPTER 12: I/O Port
722 FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E
[bit17:16] Reserved: Reserved bits
0b00 is read from these bits.
When writing these bits, set them to 0b00.
[bit15:14] PNL_PD23E: PNL_PD23 Output Select bits
Selects output for PNL_PD23.
Reads out the register value.
Does not produce output of GDC Panel PNL_PD23. [Initial value]
Uses PNL_PD23_0 at the output pin of GDC Panel PNL_PD23.
[bit13:12] PNL_PD22: PNL_PD22 Output Select bits
Selects output for PNL_PD22.
Reads out the register value.
Does not produce output of GDC Panel PNL_PD22. [Initial value]
Uses PNL_PD22_0 at the output pin of GDC Panel PNL_PD22.
[bit11:10] PNL_PD21E: PNL_PD21 Output Select bits
Selects output for PNL_PD21.
Reads out the register value.
Does not produce output of GDC Panel PNL_PD21. [Initial value]
Uses PNL_PD21_0 at the output pin of GDC Panel PNL_PD21.
[bit9:8] PNL_PD20E: PNL_PD20 Output Select bits
Selects output for PNL_PD20.
Reads out the register value.
Does not produce output of GDC Panel PNL_PD20. [Initial value]
Uses PNL_PD20_0 at the output pin of GDC Panel PNL_PD20.
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