Register Descriptions; Write-Protect Register (Pwpr) - Renesas RX100 Series User Manual

RX13T Group
18.2

Register Descriptions

Registers and bits for pins that are not present due to differences according to the package are reserved. Write the value
after a reset when writing to such bits.
18.2.1

Write-Protect Register (PWPR)

Address(es): 0008 C11Fh
b7 b6
B0WI PFSWE
Value after reset: 1 0
Bit Symbol Bit Name
b5 to b0 — Reserved
b6 PFSWE PFS Register Write Enable
b7 B0WI PFSWE Bit Write Disable
PFSWE Bit (PFS Register Write Enable)
Writing to PmnPFS register is enabled only when the PFSWE bit is set to 1.
To set the PFSWE bit to 1, write 1 to the PFSWE bit after writing 0 to the B0WI bit.
B0WI Bit (PFSWE Bit Write Disable)
Writing to the PFSWE bit is enabled only when the B0WI bit is set to 0.
R01UH0822EJ0100 Rev.1.00
Jul 31, 2019
b5 b4 b3 b2
— — — —
0 0 0 0
Description
These bits are read as 0. The write value should be 0.
0: Writing to the PFS register is disabled
1: Writing to the PFS register is enabled
0: Writing to the PFSWE bit is enabled
1: Writing to the PFSWE bit is disabled
18. Multi-Function Pin Controller (MPC)
b1 b0
— —
0 0
R/W
R/W
R/W
R/W
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