M306H7MG-XXXFP Datasheet, PDF (302/329 Pages) Renesas Technology Corp – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with DATA ACQUISITION CONTROLLER

M306H7MG-XXXFP/MC-XXXFP/FGFP
17. FLASH MEMORY VERSION
17.9 Standard Serial I/O Mode
In standard serial input/output mode, the user ROM area can be rewritten while the microcomputer is mounted on-
board by using a serial programmer suitable for M306H7FGFP. For more information about serial programmers,
contact the manufacturer of your serial programmer. For details on how to use, refer to the user’s manual included
with your serial programmer.
Table 17.7 lists pin functions (flash memory standard serial input/output mode). Figures 17.13 show pin
connections for serial input/output mode.
17.9.1 ID Code Check Function
This function determines whether the ID codes sent from the serial programmer and those written in the flash
memory match. (Refer to the description of the functions to inhibit rewriting flash memory version.)
Rev.2.10 Oct 25, 2006 Page 302 of 326
REJ03B0152-0210