3069RF-ZTAT Datasheet, PDF (599/1003 Pages) Renesas Technology Corp – RENESAS 16-BIT SINGLE-CHIP MICROCOMPUTER

18.2 Overview
18.2.1 Block Diagram
Internal address bus
Internal data bus (16 bits)
FCCS
FPCS
FECS
FKEY
FMATS
FTDAR
RAMCR
FVACR
FVADR
Control unit
Memory MAT unit
User MAT: 512 kbytes
User boot MAT: 8 kbytes
Flash memory
FWE pin
Mode pin
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
RAMCR: RAM control register
FVACR: Flash vector address control register
FVADR: Flash vector address data register
Figure 18. 1 Block Diagram of Flash Memory
Rev. 5.0, 09/04, page 577 of 978