M16C29 Datasheet, PDF (378/499 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M16C/Tiny SERIES

M16C/29 Group
20. Flash Memory Version
20.9 Standard Serial I/O Mode
In standard serial I/O mode, the serial programmer supporting the M16C/29 group can be used to rewrite
the flash memory user ROM area, while the MCU is 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 instruction.
Table 20.8 lists pin description (flash memory standard serial input/output mode). Figures 20.15 and 20.16
show pin connections for standard serial input/output mode.
20.9.1 ID Code Check Function
The ID code check function determines whether or not the ID codes sent from the serial programmer
matches those written in the flash memory. (Refer to 20.3 Functions To Prevent Flash Memory from
Rewriting.)
Rev. 1.12 Mar.30, 2007 ^{page 354} of 458
REJ09B0101-0112