HD6433640 HITACHI [Hitachi Semiconductor], HD6433640 Datasheet - Page 146
HD6433640
Manufacturer Part Number
HD6433640
Description
H8/3644 Series Hardware Manual
Manufacturer
HITACHI [Hitachi Semiconductor]
Datasheet
1.HD6433640.pdf
(508 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
HD6433640RA78H
Manufacturer:
HITACHI/日立
Quantity:
20 000
Part Number:
HD6433640RB90H
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
- Current page: 146 of 508
- Download datasheet (2Mb)
Prewrite Flowchart
(flash memory latches programmed address
(set bit for block to be programmed to 1)
(clear bit for programmed block to 0)
Write H'00 to flash memory
Clear erase block register
Enable watchdog timer
Disable watchdog timer
Set erase block register
Select program mode
Set start address
(P bit = 1 in FLMCR)
(read data H'00?)
Prewrite verify
End of prewrite
Wait (t
Wait (x) s
Last address?
and data)
Clear P bit
OK
Start
n = 1
vs1
Yes
) s
*1
*4
*5
*3
*6
*2
*6
NG
End of programming
No
Figure 6.16 Prewrite Flowchart
Programming error
Notes: 1. Write using a byte transfer instruction.
Yes
n
N?
2. For the timer overflow interval, set the
3. In prewrite-verify mode, P, E, PV, and EV
4. Programming time x is successively
5. t
6. The start address and last address are the
*5
timer counter value (TCW) to H'FE.
are all cleared to 0, and 12 V is applied to
the V
incremented to initial set value
(n = 1 to 6). The initial value should
therefore be set to 15.8 s or less to make
the total programming time 1 ms or less.
N:
start address and last address of the block
to be erased.
vs1
: 4 s or more
6 (set N so that the total programming
time does not exceed 1 ms)
PP
pin. Read using a byte transfer
No
Double the programming time
(x
n + 1
Address + 1
2
2
n–1
x)
n
address
137
Related parts for HD6433640
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Silicon N-Channel MOS FET
Manufacturer:
HITACHI [Hitachi Semiconductor]
Datasheet:
Part Number:
Description:
LOW FREQUENCY POWER AMPLIFIER
Manufacturer:
HITACHI [Hitachi Semiconductor]
Datasheet:
Part Number:
Description:
Silicon N-Channel MOS FET
Manufacturer:
HITACHI [Hitachi Semiconductor]
Datasheet:
Part Number:
Description:
Silicon N-Channel MOS FET
Manufacturer:
HITACHI [Hitachi Semiconductor]
Datasheet:
Part Number:
Description:
Silicon N-Channel MOS FET
Manufacturer:
HITACHI [Hitachi Semiconductor]
Datasheet:
Part Number:
Description:
Silicon N-Channel MOS FET
Manufacturer:
HITACHI [Hitachi Semiconductor]
Datasheet:
Part Number:
Description:
SILICON N-CHANNEL JUNCTION FET LOW FREQUECY LOW NOISE AMPLIFIER
Manufacturer:
HITACHI [Hitachi Semiconductor]
Datasheet:
Part Number:
Description:
Silicon P-Channel MOS FET
Manufacturer:
HITACHI [Hitachi Semiconductor]
Datasheet:
Part Number:
Description:
Silicon P-Channel MOS FET
Manufacturer:
HITACHI [Hitachi Semiconductor]
Datasheet:
Part Number:
Description:
SILICON SPEED POWER SWITCHING
Manufacturer:
HITACHI [Hitachi Semiconductor]
Datasheet:
Part Number:
Description:
SILICON P-CHANNEL MOS FET HIGH SPEED POWER SWITCHING
Manufacturer:
HITACHI [Hitachi Semiconductor]
Datasheet:
Part Number:
Description:
SILICON P-CHANNEL MOS FET
Manufacturer:
HITACHI [Hitachi Semiconductor]
Datasheet:
Part Number:
Description:
SILICON P-CHANNEL MOS FET
Manufacturer:
HITACHI [Hitachi Semiconductor]
Datasheet:
Part Number:
Description:
Silicon P-Channel MOS FET
Manufacturer:
HITACHI [Hitachi Semiconductor]
Datasheet:
Part Number:
Description:
Silicon P-Channel MOS FET
Manufacturer:
HITACHI [Hitachi Semiconductor]
Datasheet: