Datasheet

Section 20 Flash Memory (0.18-μm F-ZTAT Version)
Rev.6.00 Mar. 18, 2009 Page 801 of 980
REJ09B0050-0600
Transfer of the
programming
program
Host Boot program
Programming selection (H'42, H'43)
ACK
Programming
128-byte programming (address, data)
ACK
128-byte programming (H'FFFFFFFF)
ACK
Repeat
Figure 20.21 Programming Sequence
(a) User boot MAT programming selection
The boot program will transfer a programming program. The data is programmed to the user boot
MATs by the transferred programming program.
Command H'42
• Command, H'42, (one byte): User boot-program programming selection
Response H'06
• Response, H'06, (one byte): Response to user boot-program programming selection
When the programming program has been transferred, the boot program will return ACK.
Error Response H'C2 ERROR
• Error response : H'C2 (1 byte): Error response to user boot MAT programming selection
• ERROR : (1 byte): Error code
H'54 : Selection processing error (transfer error occurs and processing is not completed)
• User-program programming selection
The boot program will transfer a program for programming. The data is programmed to the user
MATs by the transferred program for programming.
Command H'43
• Command, H'43, (one byte): User-program programming selection