參數(shù)資料
型號： HCD66751BP
廠商： Hitachi,Ltd.
英文描述： 128 x 128-dot Graphics LCD Controller/Driver with Four-grayscale Functions
中文描述： 128 × 128點(diǎn)圖形LCD控制器/驅(qū)動器，四灰度函數(shù)
文件頁數(shù)： 63/96頁
文件大?。?/td> 2068K
代理商： HCD66751BP
HD66750/1
63
Table 22
Contrast Adjustment per Bias Drive Voltage
10 x R + VR
10 x R
x (V
LCD
- GND)
0.757 x (V
LCD
-GND)
≤
V
DR
≤
0.995 x (V
LCD
-GND)
10 x R + VR
≥
1.4 [V]
x (V
LCD
-GND)
10 x R + VR
≥
0.1 [V]
x (V
LCD
-GND)
VR
2 x R
5 x R + VR
5 x R
x (V
LCD
- GND)
0.610 x (V
LCD
-GND )
≤
V
DR
≤
0.990 x (V
LCD
-GND)
5 x R + VR
≥
1.4 [V]
x (V
LCD
-GND )
5 x R + VR
≥
0.1 [V]
x (V
LCD
-GND )
VR
2 x R
4 x R + VR
4 x R
x (V
LCD
- GND)
0.556 x (V
LCD
-GND)
≤
V
DR
≤
0.988 x (V
LCD
-GND)
2 x R
x (V
LCD
-GND)
≥
1.4 [V]
4 x R + VR
≥
0.1 [V]
4 x R + VR
VR
x (V
LCD
-GND)
9 x R + VR
9 x R
x (V
LCD
- GND)
0.737 x (V
LCD
-GND)
≤
V
DR
≤
0.994 x (V
LCD
-GND)
≥
1.4 [V]
≥
0.1 [V]
9 x R + VR
VR
x (V
LCD
-GND)
9 x R + VR
2 x R
x (V
LCD
-GND)
11 x R + VR
11 x R
x (V
LCD
- GND)
0.775 x (V
LCD
-GND)
≤
V
DR
≤
0.995 x (V
LCD
-GND)
11 x R + VR
≥
1.4 [V]
x (V
LCD
-GND)
≥
0.1 [V]
x (V
LCD
-GND)
11 x R + VR
VR
2 x R
Bias
LCD drive voltage: V
DR
Contrast adjustment range
1/11
bias
drive
1/10
bias
drive
1/9
bias
drive
1/5
bias
drive
1/4
bias
drive
- LCD drive voltage
adjustment range
- Limit of potential
difference between V4 and GND
- Limit if potential
difference between VLCD and V1
:
:
:
- LCD drive voltage
adjustment range
- Limit of potential
difference between V4 and GND
- Limit if potential
difference between VLCD and V1
:
:
:
8 x R + VR
8 x R
x (V
LCD
- GND)
0.714 x (V
LCD
-GND)
≤
V
DR
≤
0.993 x (V
LCD
-GND)
8 x R + VR
≥
1.4 [V]
x (V
LCD
-GND)
8 x R + VR
≥
0.1 [V]
x (V
LCD
-GND)
VR
2 x R
1/8
bias
drive
- LCD drive voltage
adjustment range
- Limit of potential
difference between V4 and GND
- Limit if potential
difference between VLCD and V1
- LCD drive voltage
adjustment range
:
:
:
6 x R + VR
6 x R
x (V
LCD
- GND)
0.652 x (V
LCD
-GND)
≤
V
DR
≤
0.992 x (V
LCD
-GND)
6 x R + VR
≥
1.4 [V]
x (V
LCD
-GND)
6 x R + VR
≥
0.1 [V]
x (V
LCD
-GND)
VR
2 x R
7 x R + VR
7 x R
x (V
LCD
- GND)
0.686 x (V
LCD
-GND)
≤
V
DR
≤
0.993 x (V
LCD
-GND)
7 x R + VR
≥
1.4 [V]
x (V
LCD
-GND)
≥
0.1 [V]
x (V
LCD
-GND)
7 x R + VR
VR
2 x R
1/7
bias
drive
1/6
bias
drive
- Limit of potential
difference between V4 and GND
- Limit if potential
difference between VLCD and V1
:
:
:
- LCD drive voltage
adjustment range
- Limit of potential
difference between V4 and GND
- Limit if potential
difference between VLCD and V1
- LCD drive voltage
adjustment range
:
:
:
- LCD drive voltage
adjustment range
- Limit of potential
difference between V4 and GND
- Limit if potential
difference between VLCD and V1
:
:
:
- Limit of potential
difference between V4 and GND
- Limit if potential
difference between VLCD and V1
:
:
:
- LCD drive voltage
adjustment range
- Limit of potential
difference between V4 and GND
- Limit if potential
difference between VLCD and V1
:
:
:
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