h8s-2172 Renesas Electronics Corporation., h8s-2172 Datasheet - Page 489
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h8s-2172
Manufacturer Part Number
h8s-2172
Description
Renesas 16-bit Single-chip Microcomputer H8s Family H8s-2100 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.H8S-2172.pdf
(570 pages)
- Current page: 489 of 570
- Download datasheet (5Mb)
• Error response: H'D2 (1 byte): Error response to memory read
• ERROR: (1 byte): Error code
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, H'4A, (one byte): Sum check for user-boot program
• 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
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, H'4B, (one byte): Sum check for user program
• 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
Error Response
Command
Response
Command
Response
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.
H'11: Sum check error
H'2A: Address error
H'2B: Size error
H'4A
H'5A
H'4B
H'5B
The read address is not in the MAT.
The read size exceeds the MAT.
H'D2
Size
Size
ERROR
Checksum of user boot program
Checksum of user program
SUM
Rev. 2.00, 03/04, page 457 of 534
SUM
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