Renesas H8S Series Hardware Manual page 869

Command H'4A
• Command, H'4A (1 byte): Sum check for user boot MAT
Response H'5A
• Response, H'5A (1 byte): Response to the checksum of user boot MAT
• Size (1 byte): The number of characters that represents the checksum.
Fixed at 4.
• Checksum of MAT (4 bytes): Checksum of user boot MATs.
The total amount of data is obtained in byte units.
• SUM (1 byte): Checksum (for transmit data)
(13) User MAT Sum Check
The boot program will return the total amount of bytes of the user MAT contents in response to
the user MAT sum check command.
Command H'4B
• Command, H'4B (1 byte): Checksum for user MAT
Response H'5B
• Response, H'5B (1 byte): Response to the checksum of the user MAT
• Size (1 byte): The number of characters that represents the checksum.
Fixed at 4.
• Checksum of MAT (4 bytes): Checksum of user MATs.
The total amount of data is obtained in byte units.
• SUM (1 byte): Checksum (for transmit data)
(14) User Boot MAT Blank Check
The boot program will check whether or not all user boot MATs are blank and return the result in
response to the user boot MAT blank check command.
Command H'4C
• Command, H'4C (1 byte): Blank check for user boot MATs
Response H'06
• Response, H'06 (1 byte): Response to blank check of user boot MATs.
If all user boot MATs are blank (H'FF), the boot program will return ACK.
Size Checksum of MAT
Size Checksum of MAT
Section 21 Flash Memory (0.18-µm F-ZTAT Version)
SUM
SUM
Rev. 3.00 Jul. 14, 2005 Page 821 of 986
REJ09B0098-0300