Datasheet

Section 20 Flash Memory (0.18-μm F-ZTAT Version)
Rev.6.00 Mar. 18, 2009 Page 718 of 980
REJ09B0050-0600
• Three on-board programming modes and one off-board programming mode
⎯ Boot mode
This mode is a program mode that uses an on-chip SCI interface. The user MAT and user
boot MAT can be programmed. This mode can automatically adjust the bit rate between
host and this LSI.
⎯ User program mode
The user MAT can be programmed by using the optional interface.
⎯ User boot mode
The user boot program of the optional interface can be made and the user MAT can be
programmed.
• One off-board programming mode
⎯ PROM mode
This mode uses the PROM programmer. The user MAT and user boot MAT can be
programmed.
• Protection modes
There are two protection modes: software protection by the register setting and hardware
protection by the FWE pin. The protection state for flash memory programming/erasing can be
set.