M16C6NK Datasheet, PDF (300/404 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

Under development
This document is under development and its contents are subject to change.
M16C/6N Group (M16C/6NK, M16C/6NM)
21. Flash Memory Version
21.4 Standard Serial I/O Mode
In standard serial I/O mode, the serial programmer supporting the M16C/6N Group (M16C/6NK, M16C/6NM)
can be used to rewrite the flash memory user ROM area in the microcomputer mounted on a board. For
more information about the serial programmer, contact your serial programmer manufacturer. Refer to the
user's manual included with your serial programmer for instructions.
Table 21.7 lists pin functions for standard serial I/O mode. Figures 21.13 and 21.14 show pin connections
for standard serial I/O mode.
21.4.1 ID Code Check Function
The ID code check function determines whether the ID codes sent from the serial programmer matches
those written in the flash memory. (Refer to 21.2 Functions to Prevent Flash Memory from Rewriting.)
Rev.2.00 Nov 28, 2005 page 282 of 378
REJ09B0124-0200