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M16C/26 датащи(PDF) 205 Page - Renesas Technology Corp

номер детали M16C/26
подробное описание детали  16-BIT CMOS SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/20 SERIES
PDF  239 Pages
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производитель  RENESAS [Renesas Technology Corp]
домашняя страница  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

M16C/26 датащи(HTML) 205 Page - Renesas Technology Corp

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CPU Rewrite Mode (Flash Memory Version)
199
Renesas Technology Corp.
M16C/26 Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Under
development
Preliminary Specifications Rev. 0.9
Specifications in this manual are tentative and subject to change.
Figure 1.20.5. Block erase flowchart with erase suspend function
Write 'XX2016' (Note 1)
FMR40=1
Write 'XXD016' to the
uppermost address
(Note 1)
FMR00=1?
Start
Full Status Check
(Note 2, 4)
Block erase
completed
NO
YES
(EW0 mode)
FMR41=1
Access to Flash Memory
Interrupt (Note 3)
FMR46=1?
NO
YES
FMR41=0
REIT
Write 'XX2016' (Note 1)
FMR40=1
Write 'XXD016' to the
uppermost address
(Note 1)
FMR00=1?
Start
Full Status Check
(Note 2, 4)
Block erase
completed
NO
YES
(EW1 mode)
FMR41=0
Access to Flash Memory
Interrupt
REIT
Note 1: Write value to highest even address within the block.
Note 2: If the error occurs, try to execute Clear Status Register command then
Block Erase command at least three times until erase error disappears.
Note 3: Please set interrupt vector table on RAM region with EW0 mode.
Note 4: Please refer to Figure 1.20.6, "Full status check flowchart and remedial
procedure for errors".



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