SH7146 Datasheet, PDF (779/1022 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

19.2 Overview
19.2.1 Block Diagram
Internal address bus
Internal data bus (32 bits)
Section 19 Flash Memory
FCCS
FPCS
FECS
FKEY
FMATS
FTDAR
RAMER
Control unit
Memory MAT unit
User MAT: 256 kbytes
User boot MAT: 12 kbytes
Flash memory
FWE pin
Mode pins
Operating
mode
[Legend]
FCCS: Flash code control and 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
RAMER: RAM emulation register
Figure 19.1 Block Diagram of Flash Memory
Rev. 3.00 May 17, 2007 Page 735 of 974
REJ09B0229-0300