SH7080_09 Datasheet, PDF (1315/1622 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family

Section 23 Flash Memory
Start in boot mode
(reset in boot mode)
2. ^{Wait for inquiry/selection}
command
(Bit rate matching)
Reception of H'00, …, H'00
Reception ^{of H'55}
Reception of
inquiry/selection command
Response to
inquiry/selection command
Bit rate matching
1.
Execute processing
in response to inquiry/
selection command
Erasure of entire
3. user MAT and
user boot MAT
Wait for
4. ^{programming/erasure}
command
Reception of
read/check command
Response to command
Execute processing
in response to read/
check command
Erasure complete
Reception of erasure
select command
Erasure block specification
Programming
complete
Reception of programming
select command
Wait for erasure
block number
Wait for
programming data
Transmission of programming
data by the host
Figure 23.8 State Transitions in Boot Mode
Rev. 4.00 Dec. 15, 2009 Page 1255 of 1558
REJ09B0181-0400