CHAPTER 12: I/O Port
FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E 609
[bit25] TRC1E: TRACED Function Select bit 1
Selects a function for TRACED2 and TRACED3 pins.
Reads out the register value.
Does not use two pins of TRACED2 and TRACED3. [Initial value]
(A shared pin is available)
Uses two pins of TRACED2 and TRACED3.
[bit24] TRC0E: TRACED Function Select bit 0
Selects a function for TRACECLK, TRACED0, and TRACED1 pins.
Reads out the register value.
Does not use three pins of TRACECLK, TRACED0, and TRACED1. [Initial value]
(A shared pin is available)
Uses three pins of TRACECLK, TRACED0, and TRACED1.
[bit23:18] Reserved: Reserved bits
0b000000 is read out from these bits.
When writing these bits, set them to 0b000000.
[bit17] JTAGEN1S: JTAG Function Select bit 1
Selects a function for TRSTX and TDI pins.
Reads out the register value.
Does not use two pins of TRSTX and TDI.
(A shared pin is available.)
Uses two pins of TRSTX and TDI. [Initial value]
[bit16] JTAGEN0B: JTAG Function Select bit 0
Selects a function for TCK, TMS, and TDO pins.
Reads out the register value.
Does not use three pins of TCK, TMS, and TDO.
(A shared pin is available.)
Uses three pins of TCK, TMS, and TDO. [Initial value]
[bit15:14] Reserved: Reserved bits
0b00 is read out from these bits.
When writing these bits, set them to 0b00.
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