Flash Memory Write Protect Registers H, M, And L; (Fwprh, Fwprm, And Fwprl) - Renesas H8S Series Hardware Manual

Section 18 LPC Interface (LPC)
18.3.28 Flash Memory Write Protect Registers H, M, and L (FWPRH, FWPRM, and
FWPRL)
FWPR controls the protect blocks of the flash memory to be accessed in LPC/FW memory write
cycles. The contents of this register must not be changed in LPC/FW memory cycles (while
LMCE is set to 1).
• FWPRH
Bit Bit Name Initial Value Slave Host Description
7 WPB23 1
6 WPB22 1
5 WPB21 1
4 WPB20 1
3 WPB19 1
2 WPB18 1
1 WPB17 1
0 WPB16 1
Rev. 3.00 Jul. 14, 2005 Page 672 of 986
REJ09B0098-0300
R/W

R/W Set to/clear the write protect blocks of the flash
memory.

R/W
WPB23 H'0F0000 to H'0FFFFF

R/W
WPB22 H'0E0000 to H'0EFFFF

R/W
WPB21 H'0D0000 to H'0DFFFF

R/W
WPB20 H'0C0000 to H'0CFFFF

R/W
WPB19 H'0B0000 to H'0BFFFF

R/W
WPB18 H'0A0000 to H'0AFFFF

R/W
WPB17 H'090000 to H'09FFFF
WPB16 H'080000 to H'08FFFF
0: Clears the write protect (0 can be written to only
once.)
1: Sets to the write protect