液晶显示屏12864资料.docx
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液晶显示屏12864资料.docx
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液晶显示屏12864资料
WinstarDisplayCo.,LTD
華凌光電股份有限公司
住址:
407台中市中清路163號
No.163ChungChingRD.,
Taichune,Taiwan,R.O.C
WEB:
.tw
E-mail:
winstar@.tw
Tel:
886-4-24262208Fax:
886-4-24262207
SPECIFICATION
CUSTOMER:
MODULENO.:
WG12864A-YYH-V#
APPROVEDBY:
(FORCUSTOMERUSEONLY)
PCBVERSION:
DATA:
SALESBY
APPROVEDBY
CHECKEDBY
PREPAREDBY
ISSUEDDATE:
WinstarDisplayCo.,LTD
華凌光電股份有限公司
MODLENO:
RECORDSOFREVISION
DOC.FIRSTISSUE
VERSION
DATE
REVISED
PAGENO.
SUMMARY
0
2006-2-17
Firstissue
Contents
1.ModuleClassificationInformation
2.PrecautionsinuseofLCDModules
3.GeneralSpecification
4.AbsoluteMaximumRatings
5.ElectricalCharacteristics
6.OpticalCharacteristics
7.InterfaceDescription
8.ContourDrawing&BlockDiagram
9.TimingCharacteristics
10.DisplayControlInstruction
11.DetailedExplanation
12.Reliability
13.BacklightInformation
14.Inspectionspecification
15.MaterialListofComponentsforRoHs
1.ModuleClassificationInformation
WG12864A-YYH-V#
Brand:
WINSTARDISPLAYCORPORATION
DisplayType:
H→CharacterType,G→GraphicType
DisplayFont:
Character128words,64Lines.
Modelserialsno.
BacklightType:
N→Withoutbacklight
B→EL,Bluegreen
D→EL,Green
W→EL,White
F→CCFL,White
Y→LED,YellowGreen
A→LED,Amber
R→LED,Red
O→LED,Orange
G→LED,Green
LCDMode:
B→TNPositive,GrayT→FSTNNegative
N→TNNegative,
G→STNPositive,Gray
Y→STNPositive,YellowGreen
M→STNNegative,Blue
F→FSTNPositive
LCDPolarizerType/Temperaturerange/Viewdirection
A→Reflective,N.T,6:
00
D→Reflective,N.T,12:
00
G→Reflective,W.T,6:
00
J→Reflective,W.T,12:
00
B→Transflective,N.T,6:
00
E→Transflective,N.T.12:
00
H→Transflective,W.T,6:
00
K→Transflective,W.T,12:
00
C→Transmissive,N.T,6:
00
F→Transmissive,N.T,12:
00
I→Transmissive,W.T,6:
00
L→Transmissive,W.T,12:
00
SpecialCode
V:
BuildinNegativeVoltage;
#:
LEAD-FREE;
2.PrecautionsinuseofLCDModules
(1)Avoidapplyingexcessiveshockstothemoduleormakinganyalterationsormodificationstoit.
(2)Don’tmakeextraholesontheprintedcircuitboard,modifyitsshapeorchangethecomponentsofLCDmodule.
(3)Don’tdisassembletheLCM.
(4)Don’toperateitabovetheabsolutemaximumrating.
(5)Don’tdrop,bendortwistLCM.
(6)Soldering:
onlytotheI/Oterminals.
(7)Storage:
pleasestorageinanti-staticelectricitycontainerandcleanenvironment.
3.GeneralSpecification
Item
Dimension
Unit
NumberofCharacters
128charactersx64Lines
-
Moduledimension
93.0x70.0x13.6(MAX)
mm
Viewarea
72.0x40.0
mm
Activearea
66.52x33.24
mm
Dotsize
0.48x0.48
mm
Dotpitch
0.52x0.52
mm
LCDtype
STN,Positive,Transflective,YellowGreen
Duty
1/64
Viewdirection
6o’clock
BacklightType
LED,YellowGreen
4.AbsoluteMaximumRatings
Item
Symbol
Min
Typ
Max
Unit
OperatingTemperature
TOP
-20
-
+70
℃
StorageTemperature
TST
-30
-
+80
℃
InputVoltage
VI
0
-
VDD
V
SupplyVoltageForLogic
VDD
0
-
67
V
SupplyVoltageForLCD
VDD-VLCD
0
-
16.7
V
SupplyVoltageForLCD
VDD-VOUT
-
-
-10
V
5.ElectricalCharacteristics
Item
Symbol
Condition
Min
Typ
Max
Unit
SupplyVoltageForLogic
VDD-VSS
-
4.5
5.0
5.5
V
SupplyVoltageForLCD
VDD-V0
Ta=-20℃
Ta=25℃
Ta=+70℃
-
-
7.6
-
9.1
-
10.6
-
-
V
V
V
InputHighVolt.
VIH
-
2.0
-
VDD
V
InputLowVolt.
VIL
-
0
-
0.8
V
OutputHighVolt.
VOH
-
2.4
-
VDD
V
OutputLowVolt.
VOL
-
-
-
0.4
V
SupplyCurrent
IDD
-
-
18
-
mA
6.OpticalCharacteristics
Item
Symbol
Condition
Min
Typ
Max
Unit
ViewAngle
(V)θ
CR≧2
20
-
40
deg
(H)φ
CR≧2
-30
-
30
deg
ContrastRatio
CR
-
-
5
-
-
ResponseTime
Trise
-
-
200
300
ms
Tfall
-
-
200
300
ms
DefinitionofOperationVoltage(Vop)DefinitionofResponseTime(Tr,Tf)
Conditions:
OperatingVoltage:
VopViewingAngle(θ,φ):
0°,0°
FrameFrequency:
64HZDrivingWaveform:
1/Nduty,1/abias
Definitionofviewingangle(CR≧2)
7.InterfaceDescription
PinNo.
Symbol
Level
Description
1
GND
0V
Ground
2
VDD
5.0V
Supplyvoltageforlogic
3
Vo
(Variable)
OperatingvoltageforLCD
4
D/I
H/L
H:
Data,L:
Instruction
5
R/W
H/L
H:
Read(MPU←Module),L:
Write(MPU→Module)
6
E
H
Enablesignal
7
DB0
H/L
Databit0
8
DB1
H/L
Databit1
9
DB2
H/L
Databit2
10
DB3
H/L
Databit3
11
DB4
H/L
Databit4
12
DB5
H/L
Databit5
13
DB6
H/L
Databit6
14
DB7
H/L
Databit7
15
CS1
H
SelectColumn1~Column64
16
CS2
H
SelectColumn65~Column128
17
RST
L
Resetsignal
18
Vout
-
NegativeVoltage
19
A
-
PowerSupplyforLEDbacklight(+)
20
K
-
PowerSupplyforLEDbacklight(-)
8.ContourDrawing&BlockDiagram
9.TimingCharacteristics
MPUInterface(T=25℃,VDD=+5.0V±0.5)
Characteristic
Symbol
Min
Typ
Max
Unit
Ecycle
tcyc
1000
-
-
ns
Ehighlevelwidth
twhE
450
-
-
ns
Elowlevelwidth
twlE
450
-
-
ns
Erisetime
tr
-
-
25
ns
Etalltime
tf
-
-
25
ns
Addressset-uptime
tas
140
-
-
ns
Addressholdtime
tah
10
-
-
ns
Dataset-uptime
tdsw
200
-
-
ns
Datadelaytime
tddr
-
-
320
ns
Dataholdtime(write)
tdhw
10
-
-
ns
Dataholdtime(read)
tdhr
20
-
-
ns
MPUWriteTiming
MPUReadTiming
10.DisplayControlInstruction
ThedisplaycontrolinstructionscontroltheinternalstateoftheKS0108B.InstructionisreceivedfromMPUtoKS0108Bforthedisplaycontrol.Thefollowingtableshowsvariousinstructions
Instruction
D/I
R/W
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
Function
DisplayON/OFF
0
0
0
0
1
1
1
1
1
0/1
Controlsthedisplayonoroff.InternalstatusanddisplayRAMdataarenotaffected.
0:
OFF,1:
ON
SetAddress
0
0
0
1
Yaddress(0~63)
SetstheYaddressintheYaddresscounter.
SetPage
(Xaddress)
0
0
1
0
1
1
1
Page(0~7)
SetstheXaddressattheXaddressregister.
DisplayStartLine
0
0
1
1
Displaystartline(0~63)
IndicatesthedisplaydataRAMdisplayedatthetopofthescreen.
StatusRead
0
1
B
U
S
Y
0
ON/OFF
R
E
S
E
T
0
0
0
0
Readstatus.
BUSY0:
Ready
1:
Inoperation
ON/OFF0:
DisplayON
1:
DisplayOFF
RESET0:
Normal
1:
Reset
WriteDisplayData
1
0
DisplayData
Writesdata(DB0:
7)intodisplaydataRAM.Afterwritinginstruction,Yaddressisincreasedby1automatically.
ReadDisplayData
1
1
DisplayData
Readsdata(DB0:
7)fromdisplaydataRAMtothedatabus.
11.DetailedExplanation
DisplayOn/Off
R/W
D/I
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
0
0
0
1
1
1
1
1
D
ThedisplaydataappearswhenDisanddisappearswhenDis0.ThoughthedataisnotonthescreenwithD=0,itremainsinthedisplaydataRAM.Therefore,youcanmakeitappearbychangingD=0intoD=1.
DisplayStartLine
R/W
D/I
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
0
1
1
A
A
A
A
A
A
ZaddressAAAAAA(binary)ofthedisplaydataRAMissetinthedisplaystartlineregisteranddisplayedatthetopofthescreen.Figure2.showsexamplesofdisplay(1/64dutycycle)whenthestartline=0-3.Whenthedisplaydutycycleis1/64ormore(ex.1/32,1/24etc.),thedataoftotallinenumberofLCDscreen,fromthelinespecifiedbydisplaystartlineinstruction,isdisplayed
SetPage(XAddress)
R/W
D/I
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
0
1
0
1
1
1
A
A
A
XaddressAAA(binary)ofthedisplaydataRAMissetintheXaddressregister.Afterthat,writingorreadingtoorfromMPUisexecutedinthisspecifiedpageuntilthenextpageisset.SeeFigure1.
SetYAddress
R/W
D/I
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
0
0
1
A
A
A
A
A
A
YaddressAAAAAA(binary)ofthedisplaydataRAMissetintheYaddresscounter.Afterthat,Yaddresscounterisincreasedby1everytimethedataiswrittenorreadtoorfromMPU.
StatusRead
R/W
D/I
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
1
Busy
0
On/Off
RESET
0
0
0
0
Busy
Whenbusyis1,theLSIisexecutinginternaloperations.Noinstructionareacceptedwhilebusyis1,soyoushouldmakesurethatbusyis0beforewritingthenextinstruction.
ON/OFF
Showstheliquidcrystaldisplaycondition:
onconditionoroffcondition.
Whenon/offis1,thedisplayisinoffcondition.
Whenon/offis0,thedisplayisinoncondition
RESET
RESET=1showsthatthesystemisbeinginitialized.Inthiscondition,noinstructionsexceptstatusreadcanbeaccepted.
RESET=0showsthatinitializinghassystemisintheusualoperationcondition.
WriteDisplayData
R/W
D/I
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
0
D
D
D
D
D
D
D
D
Writes8-bitdataDDDDDDDD(binary)intothedisplaydataRAM.TheYaddressisincreasedby1automatically.
ReadDisplayData
R/W
D/I
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
1
1
D
D
D
D
1
D
D
D
Readsout8-bitdataDDDDDDDD(binary)fromthedisplaydataRAM.ThenYaddressisincreasedby1automatically.
Figure1.
Onedummyreadisnecessaryrightaftertheaddresssetting.Fordetails,refertotheexplanationofoutputregisterin“FunctionofEachBlock”.
12.Reliability
ContentofReliabilityTest(widetemperature,-20℃~70℃)
EnvironmentalTest
TestItem
ContentofTest
TestCondition
Note
HighTemperaturestorage
Endurancetestapplyingthehigh
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