參數(shù)資料
型號: HD66726
廠商: Hitachi,Ltd.
英文描述: Graphics LCD Controller/Driver with Key Scan Function(帶鍵掃描功能的圖形LCD控制器/驅(qū)動器)
中文描述: 圖形液晶顯示控制器/鍵掃描功能(帶鍵掃描功能的圖形液晶顯示控制器/驅(qū)動器驅(qū)動程序)
文件頁數(shù): 37/117頁
文件大?。?/td> 1549K
代理商: HD66726
HD66726
37
V
LCD
V1
V2
V3
V4
V5
VR
R
R
R
0
R
R
-+
-+
-+
-+
GND
HD66726
GND
-+
Figure 10 Contrast Adjuster
Table 17
CT Bits and Variable Resistor Value of Contrast Adjuster
CT Set Value
Variable
Resistor (VR)
CT Set Value
Variable
CT4
CT3 CT2
CT1 CT0
CT4 CT3
CT2 CT1
CT0 Resistor (VR)
0
0
0
0
0
3.2 x R
1
0
0
0
0
1.6 x R
0
0
0
0
1
3.1 x R
1
0
0
0
1
1.5 x R
0
0
0
1
0
3.0 x R
1
0
0
1
0
1.4 x R
0
0
0
1
1
2.9 x R
1
0
0
1
1
1.3 x R
0
0
1
0
0
2.8 x R
1
0
1
0
0
1.2 x R
0
0
1
0
1
2.7 x R
1
0
1
0
1
1.1 x R
0
0
1
1
0
2.6 x R
1
0
1
1
0
1.0 x R
0
0
1
1
1
2.5 x R
1
0
1
1
1
0.9 x R
0
1
0
0
0
2.4 x R
1
1
0
0
0
0.8 x R
0
1
0
0
1
2.3 x R
1
1
0
0
1
0.7 x R
0
1
0
1
0
2.2 x R
1
1
0
1
0
0.6 x R
0
1
0
1
1
2.1 x R
1
1
0
1
1
0.5 x R
0
1
1
0
0
2.0 x R
1
1
1
0
0
0.4 x R
0
1
1
0
1
1.9 x R
1
1
1
0
1
0.3 x R
0
1
1
1
0
1.8 x R
1
1
1
1
0
0.2 x R
0
1
1
1
1
1.7 x R
1
1
1
1
1
0.1 x R
BT1-0:
When SW = 1, they switch the output of V5OUT between single, double, triple, and quadruple
boost. The liquid crystal display drive voltage level can be selected according to its drive duty ratio and
bias. A lower amplification of the booster consumes less current.
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