M38867E8AHP MITSUBISHI [Mitsubishi Electric Semiconductor], M38867E8AHP Datasheet - Page 72

• Manufacturer Part Number: M38867E8AHP
• Description: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER??
• Manufacturer: MITSUBISHI [Mitsubishi Electric Semiconductor]

Fig. 71 Programming/Erasing algorithm flow chart
72
Program
INC ADRS
FAIL
NO
WRITE PROGRAM-VERIFY
WRITE READ COMMAND
V
ADRS = first location
CC
DURATION = 10 s
WRITE PROGRAM
WRITE PROGRAM
DURATION = 6 s
VERIFY BYTE ?
PASS
LAST ADRS ?
= 5 V, V
COMMAND
COMMAND
V
NO
X = X
PASSED
PP
X = 25 ?
DEVICE
START
DATA
X = 0
= V
PP
YES
YES
PP
1
= V
L
PP
H
PASS
40
D
IN
16
C0
00
VERIFY BYTE ?
16
16
DEVICE
FAILED
FAIL
Erase
INC ADRS
YES
FAIL
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
NO
WRITE READ COMMAND
WRITE ERASE-VERIFY
V
DURATION = 9.5 ms
ADRS = first location
CC
ALL BYTES = 00
DURATION = 6 s
BYTES = 00
VERIFY BYTE ?
WRITE ERASE
WRITE ERASE
PASS
LAST ADRS ?
= 5 V, V
MITSUBISHI MICROCOMPUTERS
PROGRAM
COMMAND
COMMAND
COMMAND
V
X = 1000 ?
NO
X = X
PASSED
PP
DEVICE
START
X = 0
ALL
= V
PP
NO
YES
PP
1
= V
16
L
?
16
PP
H
PASS
YES
20
20
3886 Group
16
16
A0
00
VERIFY BYTE ?
16
16
DEVICE
FAILED
FAIL