M16C65 Datasheet, PDF (730/829 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M16C/60

Under development
M16C/65 Group
Preliminary Specification
This is a preliminary specification and is subject to change.
30. Flash Memory
Table 30.2 Flash Memory Rewrite Modes Overview
Flash Memory
Rewrite Mode
Function
CPU Rewrite Mode
Standard Serial I/O Mode
The flash memory is rewritten
when the CPU executes software
commands.
EW0 mode:
Rewritable in areas other than
the flash memory
EW1 mode:
Rewritable in the flash memory
The flash memory is rewritten
using a dedicated serial
programmer.
Standard serial I/O mode 1:
Clock synchronous serial I/O
Standard serial I/O mode 2:
Two-wire clock asynchronous
serial I/O
Parallel I/O Mode
The flash memory is
rewritten using a
dedicated parallel
programmer.
Areas which can Program ROM 1, program ROM
be rewritten
2, and data flash
ROM programmer None
Program ROM 1, program ROM 2, Program ROM 1, program
and data flash
ROM 2, and data flash
Serial programmer
Parallel programmer
REJ09B0484-0030 Rev.0.30 Sep 09, 2008
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