參數(shù)資料
型號(hào)： S-4544A
廠商： Seiko Instruments Inc.
英文描述： LCD Controller-Driver With Built-in 8-Bit and Serial Interfaces(內(nèi)置8位和串行接口的LCD控制器-驅(qū)動(dòng)器)
中文描述： LCD控制器與- 8內(nèi)置驅(qū)動(dòng)器位和串行接口（內(nèi)置8位和串行接口的液晶顯示控制器-驅(qū)動(dòng)器）
文件頁(yè)數(shù)： 10/39頁(yè)
文件大?。?/td> 237K
代理商： S-4544A
LCD Controller-Driver
S-4544A
Seiko Instruments Inc.
9
OPERATION
1.Powering ON
Input the Display OFF command immediately after the CPU starts to operate at powering ON. Unnecessary
character display can be prevented by inputting the Display OFF command. Connect and fix pins C86, P/SX, FNC1
and FNC2 to the V
DD
or V
SS
.
Recommended Command Setting Sequence at Powering ON:
Display Screen Setting
Display OFF
D0:
0 Display OFF
Once the display OFF is engaged, unnecessary characters are not
displayed.
Display All-Lit ON/OFF
D0:
0 Display All-Lit OFF
Normal display operation and the oscillation start.
LCD Power Supply Circuit Operation Setting
LCD Power Supply Circuit ON
D0:
1 LCD Power Supply Circuit ON
Bias Select
LCD Drive Voltage Fine Adjustment Data Setting
Icon Only Display OFF/Booster Drive Frequency Setting
D2: 0 Normal Display
D0, 1:
Boosted Voltage Control Data
Reference Voltage Temperature Compensation Coefficient Select
LCD Screen Setup
End Command Input
Duty Select/Alternate Common Output Select
Display Normal/Reverse
Display Start Line Setting
Common Output Sequence Setting
Icon Only Display
Display Start
Display Data Write
Display ON
D0:
0 Display ON (Display starts)
[Note]
Since the display data RAM is uncertain at powering ON, write
“
L
”
or data to be displayed in all
display data RAMs before turning the display ON.
2. Powering OFF
In order to prevent unnecessary characters from being displayed during shutdown of the power, always input the
display OFF command from the CPU, next shut down the power.
Recommended Command Setting Sequence at Powering OFF:
Display OFF
D0:
1 Display OFF
LCD Power Supply Circuit OFF
D0:
0 LCD Power Supply Circuit OFF
相關(guān)PDF資料
PDF描述
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