S1D10605 Epson Electronics America, Inc., S1D10605 Datasheet - Page 461

• Manufacturer Part Number: S1D10605
• Description: S1d15000 Series Lcd Driver With Ram
• Manufacturer: Epson Electronics America, Inc.

(B) When using the external resistor (not using the V
<Setting example: When setting V
Set the value of the electronic control register as the
intermediate value (D5, D4, D3, D2, D1, D0) =
(1,0,0,0,0,0). From the foregoing we can establish the
expression:
From Expression B-1, it follows that
(C) When using the external resistor (not using the V
Rev. 1.1a
V
voltage adjusting built-in resistor)
The liquid crystal power supply voltage V
also be set by adding the resistors (Ra’ and Rb’)
between V
without the V
(IRS pin=LOW). Also in this case, the liquid crystal
power supply voltage V
the command and the light and shade of liquid
crystal display can be adjusted by using the
electronic control function.
voltage adjusting built-in resistor)
In the use of the above-mentioned external resistor,
the liquid crystal power supply voltage V
be set by adding the resistors to finely adjust Ra’
and Rb’. Also in this case, the liquid crystal power
supply voltage V
command and the light and shade of liquid crystal
display can be adjusted by using the electronic
control function.
REG
9
V
V
5
V
Variable range
Pitch width
31
– .
2 1
1
1
5
V
DD
Rb
Ra
Rb
Ra
5
'
'
'
'
and V
voltage adjusting built-in resistor
1
1
5
can be controlled using the
162
162
R
Stand-alone Ra'
31
Stand-alone Rb
and between V
5
can be controlled using
–11.1
V
Min.
REG
2 1
.
(Expression B-2)
5
=–9 V at Ta=25 C>
2
1
R
5
to
can also
and V
V
5
R
can
Figure 11
5
5
Table 14
5
EPSON
–9.0
Typ.
67
+
–
V
Also, suppose the current applied to Ra’ and Rb’ is 5 A.
It follows that
Therefore from Expressions B-2 and B-3, we have
In this case, Table 14 lists the V
and pitch width using the electronic control function.
EV
(Constant voltage source
The V
1 by setting the external resistors Ra’ and Rb’
within the range of |V
The V
expression C-1 by setting the external resistors R
R
|V
V
2
to
5
5
V
(variable resistors), and R
Ra Rb
| < |V
Rb
Ra
Ra
Rb
+ electronic control)
5
'
5
'
'
'
'
5
V
voltage can be obtained from Expression B-
1
1
voltage can be obtained from the following
EV
V
OUT
1
1
1460
4 3
340
EV
'
R
R
.
3
3
Max.
–6.8
Rb
Ra
Rb
Ra
. 1 8
| and finely adjusting R
k
R
R
1
k
1
1
'
'
'
'
R
R
1
M
2
2
V
162
R
R
1
EV
162
2
2
–
R
R
V
V
5
162
2
2
| < |V
DD
5
V
[mV]
Unit
REG
[V]
V
V
REG
5
1
EV
S1D15710 Series
V
voltage variable range
OUT
–
REG
3
162
within the range of
|.
(Expression B-1)
(Expression B-2)
(Expression C-1)
V
2
REG
( R
2
).
11–23
1
,