SH7050 Datasheet, PDF (556/841 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH RISC engine Family/

Section 18 ROM (128 kB Version)
• Programmer mode
Flash memory can be programmed/erased in programmer mode, using a PROM programmer,
as well as in on-board programming mode.
18.2 Overview
18.2.1 Block Diagram
Internal address bus
Internal data bus (32 bits)
FLMCR1
FLMCR2
EBR1
RAMER
Bus interface/controller
Operating
mode
FWE pin
Mode pin
Flash memory
(128 kB)
Legend:
FLMCR1: Flash memory control register 1
FLMCR2: Flash memory control register 2
EBR1: Erase block register 1
RAMER: RAM emulation register
Figure 18.1 Block Diagram of Flash Memory
Rev. 5.00 Jan 06, 2006 page 536 of 818
REJ09B0273-0500