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7
-
-7.0V
(Mote)
voi
s
=7.0V
(EXAMPLE.)
..,_
-5.6V
-
-4.2V
-
-2.
B V
-
-1.4V
-
av
-
-·
-
VA
~
VM
~
VB
'---
Retains the oft
.
atate.
Lt:
RESET
ON
l
V
DiS
/5
*
GND-VAH
-
f
VMH-
I
3
VBH-
5\Di S
Vot;
s
/5
VAL-
t
vo.
s
~v
.
-5-
5
DIS
VML-
t
1
voi
s
VDis·VsL-
T
HA
Power
ott
(CPU
standby)
Displ
a y on
80Pin
bis
Display
out
• LCD timing
ch a rt
~-
-
---·---
-
--
..
·---·----
- .
-
-----------------
---·
Read/Write
(RAM
FOR
DISPLAY)
64 byte
64
byte
(40-7F)
( 00-3F)
LCD display screen of 24 digits is divided into two
sections,
H 1
-
H 7 are used for the backplate
signal from the first to twelveth digits. H8 - H 14
are used for
the
backplate signal from the
thir-
teenth digit to the twenty-fourth digit.
Thus,
the
LCD is operated in 1/14 duty.
Vtns
VA
M
M
¢AL
Qj
):
.~
:
0
:
~
.
c
•
<l)
•
E
:
Ol
<l)
l-----+--(-S6~2)---i-~S6~1_____,~
(S63)
S63
GND
VGG
DIS HA
1
·
-
-
--
-
-9--
-
?-
~ -
:
~
~----'--~
•LCD
Driver
LSi
(SC43536)
5.
LCD
DRiVE CiRCUiT
AND TiMiNGS
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