r5f71374an80fpv Renesas Electronics Corporation., r5f71374an80fpv Datasheet - Page 986

• Manufacturer Part Number: r5f71374an80fpv
• Description: 32-bit Risc Microcomputer Superh?? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

Section 22 Flash Memory
(9)
In response to the inquiry on erasure blocks, the boot program returns the number of erasure
blocks in the user MAT and the addresses where each block starts and ends.
Rev. 1.00 Sep. 21, 2007 Page 960 of 1124
REJ09B0402-0100
Command
Response
 Response H'35 (1 byte): Response to the inquiry on user MATs
 Size (1 byte): The total length of the number of areas and first and last address fields.
 Number of areas (1 byte): The number of user MAT areas.
 First address of the area (4 bytes)
 Last address of the area (4 bytes)
 SUM (1 byte): Checksum
 Command H'26 (1 byte): Inquiry on erasure blocks
 Response H'36 (1 byte): Response to the inquiry on erasure blocks
 Size (2 bytes): The total length of the number of blocks and first and last address fields.
 Number of blocks (1 byte): The number of erasure blocks in flash memory
 First address of the block (4 bytes)
 Last address of the block (4 bytes)
 SUM (1 byte): Checksum
Inquiry on erasure blocks
H'01 is returned if the entire user MAT area is continuous.
As many pairs of first and last address field are included as there are areas.
As many pairs of first and last address data are included as there are blocks.
H'36
First address of the block
…
SUM
H'26
Size
No. of blocks
Last address of the block