Fsi Write Data Registers Hh, Hl, Lh, And Ll; (Fsiwdrhh, Fsiwdrhl, Fsiwdrlh, And Fsiwdrll) - Renesas H8S/2100 Series Hardware Manual

• FSIARL
Bit Bit Name
7 to 0 bit 7 to bit 0 All 0
21.3.19 FSI Write Data Registers HH, HL, LH, and LL (FSIWDRHH, FSIWDRHL,
FSIWDRLH, and FSIWDRLL)
FSIWDR stores data to be written to the SPI flash memory. If the host address matches FSIHBAR
during LPC/FW memory write cycle, the FSIWDR value will be updated. FSIHBAR value is not
updated by command access.
• FSIWDRHH
Bit Bit Name
7 to 0 bit 31 to
bit 24
• FSIWDRHL
Bit Bit Name
7 to 0 bit 23 to
bit 16
R/W
Initial
Value EC Host Description

R
R/W
Initial
Value EC Host Description

All 0 R
R/W
Initial
Value EC Host Description

All 0 R
These bits store bits [7:0] of the SPI flash memory
address.
These bits store bits [31:24] of the SPI flash memory
write data
These bits store bits [23:16] of the SPI flash memory
write data.
Rev. 1.00 Apr. 28, 2008 Page 701 of 994
Section 21 FSI Interface
REJ09B0452-0100