M37754FFCGP Datasheet, PDF (35/68 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER FLASH MEMORY VERSION

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MITSUBISHI MICROCOMPUTERS
M37754FFCGP
M37754FFCHP
SHINGLE-CHIP 16-BIT CMOS MICROCOMPUTER FLASH MEMORY VERSION
Program
START
Erase
START
ADRS = first location
X=0
WRITE PROGRAM
COMMAND
WRITE PROGRAM
DATA
NOP ! 10
4016
DIN
NO
ERASE PROGRAM
BUSY FLAG = 0
YES
X=X+1
WRITE PROGRAM-VERIFY
COMMAND
C016
DURATION = 6 µs
X = 25 ?
YES
FAIL
NO
VERIFY BYTE ?
PASS
VERIFY BYTE ?
INC ADRS
PASS
NO
LAST ADRS ?
YES
WRITE READ COMMAND
0016
FAIL
DEVICE
PASSED
DEVICE
FAILED
YES
ALL
BYTES = 0016 ?
NO
PROGRAM
ALL BYTES = 0016
ADRS = first location
X=0
WRITE ERASE
COMMAND
2016
WRITE ERASE
COMMAND
NOP ! 10
2016
NO
ERASE PROGRAM
BUSY FLAG = 0
YES
X=X+1
WRITE ERASE-VERIFY
COMMAND
DURATION = 6 µs
A016
X = 1000 ?
YES
FAIL
NO
VERIFY BYTE ?
PASS
VERIFY BYTE ?
INC ADRS
PASS
NO
LAST ADRS ?
FAIL
YES
WRITE READ COMMAND
0016
DEVICE
PASSED
DEVICE
FAILED
Fig. 24 Flowchart when program/erase/auto erase is executed (1)
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