Datasheet

Section 20 Flash Memory (0.18-μm F-ZTAT Version)
Rev.6.00 Mar. 18, 2009 Page 719 of 980
REJ09B0050-0600
FCCS
FPCS
FECS
FKEY
FVACR
Control unit
Memory MAT unit
Flash memory
User MAT: 512 kbytes
*
User boot MAT: 8 kbytes
Operating
mode
Module bus
Mode pin
Internal address bus
Internal data bus (16 bits)
Legend:
FCCS: Flash code control status register
FPCS: Flash program code select register
FECS: Flash erase code select register
FKEY: Flash key code register
FMATS: Flash MAT select register
FTDAR: Flash transfer destination address register
FVACR: Flash vector address control register
Notes: To read from or write to the registers, the FLSHE bit in the system control
register (SYSCR) must be set to 1.
* 384 kbytes, 256 kbytes
FMATS
FTDAR
Figure 20.1 Block Diagram of Flash Memory