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SH7211 Datasheet, PDF (1001/1228 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family
Section 21 Flash Memory
(13) Blank Checking of the User Boot MAT
In response to the command for blank checking of the user boot MAT, the boot program checks to
see if the whole of the user boot MAT is blank; the value returned indicates the result.
Command H'4C
• Command H'4C (1 byte): Blank checking of the user boot MAT
Response
H'06
• Response H'06 (1 byte): Response to blank checking of the user boot MAT
This ACK code is returned when the whole area is blank (all bytes are H'FF).
Error
response
H'CC
H'52
• Error response H'CC (1 byte): Error response to blank checking of the user boot MAT
• Error code H'52 (1 byte): Non-erased error
(14) Blank Checking of the User MAT
In response to the command for blank checking of the user MAT, the boot program checks to see
if the whole of the user MAT is blank; the value returned indicates the result.
Command H'4D
• Command H'4D (1 byte): Blank checking of the user boot MAT
Response
H'06
• Response H'06 (1 byte): Response to blank checking of the user MAT
The ACK code is returned when the whole area is blank (all bytes are H'FF).
Error
response
H'CD
H'52
• Error response H'CD (1 byte): Error response to blank checking of the user MAT
• Error code H'52 (1 byte): Non-erased error
Rev. 2.00 May. 08, 2008 Page 977 of 1200
REJ09B0344-0200