SH7280 Datasheet, PDF (1500/1726 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine family

Section 26 Flash Memory
Error
response
H'C3
ERROR
• Error response H'C3 (1 byte): Error response to selection of user MAT programming
• ERROR (1 byte): Error code
H'54: Error in selection processing (processing was not completed because of a transfer error)
3. 256-Byte Programming
In response to the 256-byte programming command, the boot program executes the flash-writing
program transferred in response to the command to select programming of the user boot MAT or
user MAT.
Command
H'50
Data
…
SUM
Address for programming
…
• Command H'50 (1 byte): 256-byte programming
• Address for programming (4 bytes): Address where programming starts
Specify the address of a 256-byte boundary.
[Example] H'00, H01, H'00, H'00: H'00100000
• Programming data (n bytes): Data for programming
The length of the programming data is the size returned in response to the programming size
inquiry command.
• SUM (1 byte): Checksum
Response
H'06
• Response H'06 (1 byte): Response to 256-byte programming
The ACK code is returned on completion of the requested programming.
Rev. 1.00 Jun. 26, 2008 Page 1470 of 1692
REJ09B0393-0100