Rev.6.00 Oct.28.2004 page vi
of xxiv
REJ09B0138-0600H
I t e m
P a g e
Revision (See Manual for Details)
19.18.2 Program-Verify Mode
Figure 19-48 Program/Program-
Verify Flowchart
639
Figure 19-48 amended, note
*
6 added
Start
End of programming
End sub
Set SWE bit in FLMCR1
Wait (x)
µ
s
n = 1
m = 0
Sub-routine-call
See note 7 regarding pulse width
switching.
Note: 7 Write Pulse Width
Start of programming
Sub-routine write pulse
Set PSU bit in FLMCR1
Enable WDT
Set P bit in FLMCR1
Wait (y)
µ
s
Clear P bit in FLMCR1
Wait (z1)
µ
s or (z2)
µ
s or (z3)
µ
s
Clear PSU bit in FLMCR1
Wait (
α
)
µ
s
Disable WDT
Wait (
β
)
µ
s
Write pulse application subroutine
NG
NG
NG
NG
NG
NG
OK
OK
OK
OK
OK
Wait (
γ
)
µ
s
Wait (
ε
)
µ
s
*
2
*
4
*
5
*
6
*
6
*
6
*
6
*
1
Set PV bit in FLMCR1
H'FF dummy write to verify address
Read verify data
Additional program data computation
Transfer additional program data to
additional program data area
Read data = verify
data?
*
4
*
1
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
4
*
3
Reprogram data computation
Clear PV bit in FLMCR1
Clear SWE bit in FLMCR1
m = 1
128-byte
data verification
completed?
m = 0?
6
≥
n ?
6
≥
n ?
Increment address
Programming failure
OK
Clear SWE bit in FLMCR1
n
≥
N?
Write 128-byte data in RAM reprogram
data area consecutively to flash memory
Write pulse
(z1)
µ
s or (z2)
µ
s
Perform programming in the erased state.
Do not perform additional programming
on previously programmed addresses.
RAM
Program data area
(128 bytes)
Reprogram data area
(128 bytes)
Additional program data
area (128 bytes)
Store 128-byte program data in program
data area and reprogram data area
Number of Writes (n)
1
2
3
4
5
6
7
8
9
10
11
12
13
.
.
.
998
999
1000
Write Time (z)
µ
s
z1
z1
z1
z1
z1
z1
z2
z2
z2
z2
z2
z2
z2
.
.
.
z2
z2
z2
Transfer reprogram data to reprogram
data area
n
←
n + 1
Note: Use a (z3)
µ
s write pulse for additional
programming.
Sequentially write 128-byte data in
additional program data area in RAM to
flash memory
Write Pulse
(z3
µ
s additional write pulse)
Wait (
θ)
µ
s
Wait (
η)
µ
s
Wait (
θ)
µ
s
22.3.6 Flash Memory
Characteristics
Table 22-21 Flash Memory
Characteristics (HD64F2398F20,
HD64F2398TE20)
724
Table 22-21 title amended
Table 22-22 Flash Memory
Characteristics (HD64F2398F20T,
HD64F2398TE20T)
726
Table 22-22 added
Summary of Contents for ZTAT H8S/2357F
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