HD6412373R RENESAS [Renesas Technology Corp], HD6412373R Datasheet - Page 1016

• Manufacturer Part Number: HD6412373R
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 21 Flash Memory (0.18-μm F-ZTAT Version)
Error Response
• Error response: H'D2 (1 byte): Error response to memory read
• ERROR: (1 byte): Error code
(12) User-Boot Program Sum Check
The boot program will return the byte-by-byte total of the contents of the bytes of the user-boot
program, as a four-byte value.
Command
• Command, H'4A, (one byte): Sum check for user-boot program
Response
• Response, H'5A, (one byte): Response to the sum check of user-boot program
• Size (one byte): The number of bytes that represents the checksum
• Checksum of user boot program (four bytes): Checksum of user boot MATs
• SUM (one byte): Sum check for data being transmitted
(13) User-Program Sum Check
The boot program will return the byte-by-byte total of the contents of the bytes of the user
program.
Command
• Command, H'4B, (one byte): Sum check for user program
Response
• Response, H'5B, (one byte): Response to the sum check of the user program
• Size (one byte): The number of bytes that represents the checksum
• Checksum of user boot program (four bytes): Checksum of user MATs
• SUM (one byte): Sum check for data being transmitted
Rev.7.00 Mar. 18, 2009 page 948 of 1136
REJ09B0109-0700
H'11: Sum check error
H'2A: Address error
H'2B: Size error
This is fixed to 4.
The total of the data is obtained in byte units.
This is fixed to 4.
The total of the data is obtained in byte units.
The read address is not in the MAT.
The read size exceeds the MAT.
H'4A
H'5A
H'4B
H'5B
H'D2
Size
Size
ERROR
Checksum of user boot program
Checksum of user program
SUM
SUM