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NHD14432WGATFHV#T
GraphicLiquidCrystalDisplayModule
NHD 14432 WG A T F H V#T NewhavenDisplay 144x32pixels Displaytype:Graphic Model WhiteLEDbacklight FSTN(+) Transflective,6:00View,WideTemperature(20C~+70C) BuiltinPositiveVoltage RoHSCompliant

NewhavenDisplayInternational,Inc.
2511TechnologyDrive,Suite101 ElginIL,60124 Ph:8478448795 Fax:8478448796
www.newhavendisplay.com nhsales@newhavendisplay.com nhtech@newhavendisplay.com [1]

DocumentRevisionHistory
Revision 0 1 2 3 4 * * * * * Date 2/28/2008 4/5/2010 5/5/2010 5/10/2010 5/25/2010 Description InitialRelease Userguidereformat Updates BLOCKDIAGRAMUPDATED Contrastupdated Changedby BE BE BE BE
FunctionsandFeatures
144x32pixels BuiltinST7920Controller +5.0Vpowersupply 1/32duty RoHSCompliant

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Mechanical Drawing
9.4 12.0 14.78
16 15
2.5 5.4 10.0 11.3
85.0 0.5 71.2 66.0(VA) 60.44(AA) 2.0
10.16 12.92
H1Max H2
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Vss Vdd Vo RS R/W E DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 LED+ LED-
LED B/L Drive Method
1.Drive from A,K R A K
36.0 0.5 31.0 25.2 16.0(VA)
13.4(AA)
144*32 DOTS
21
(P2.54*4)
A
B/L
K 5- 1.0 45.0
2.Drive from pin15, pin16
1.6
pin15 R pin16 R A K
2.5
80.0
4- 2.5 PTH 4- 5.0 PAD
B/L
2.5 2.54
7.84
LED H/L B/L High Low H1 13.2 12.1 H2 8.6 7.5
LCM
3.Drive from Vdd,Vss R A K
0.42 0.38
B/L
LCM
(Contrast performance may go down.)
(P2.54*8)
17.78
0.42 0.38
16- 1.0 PTH 16- 1.8 PAD
DOT SIZE SCALE 10/1
Newhaven Display
PIN DETAIL
Part No. NHD-14432WG-ATFH-V#T
PinDescriptionandWiringDiagram
PinNo. Symbol 1 2 3 4 5 6 714 15 16 VSS VDD V0 RS R/W E DB0DB7 LED+ LED External Connection PowerSupply PowerSupply AdjPowerSupply MPU MPU MPU MPU PowerSupply PowerSupply FunctionDescription Ground PowersupplyforLogic(+5.0V) PowerSupplyforcontrast(approx. +4.8V) Registerselect:1=Data,0=Instruction Read/Writeselectsignal,R/W=1:ReadR/W:=0:Write Operationenablesignal.Fallingedgetriggered. Thisisan8bitdirectionaldatabus PowerforLEDbacklight(+3.5V) GroundforBacklight
RecommendedLCDconnector:2.54mmpitchpins Backlightconnector:Mateswith:
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ElectricalCharacteristics
Item OperatingTemperatureRange StorageTemperatureRange SupplyVoltage SupplyCurrent SupplyforLCD(contrast) "H"Levelinput "L"Levelinput "H"Leveloutput "L"Leveloutput BacklightSupplyVoltage BacklightSupplyCurrent BacklightLifetime Symbol Top Tst VDD IDD V0 Vih Vil Voh Vol Vled Iled Condition AbsoluteMax AbsoluteMax Ta=25,VDD=5.0V Ta=25 Min. 20 30 4.5 1.6 0.7VDD 0.3 0.8VDD 0 3.5 40 50,000 Typ. 5.0 2.2 4.8 Max. +70 +80 5.5 3.5 VDD 0.6 VDD 0.4 3.9 80 Unit C C V mA V V V V V V mA Hrs.
Vled=3.5V Iled=40mA

OpticalCharacteristics
Item ViewingAngleVertical(top) ViewingAngleVertical(bottom) ViewingAngleHorizontal(left) ViewingAngleHorizontal(right) ContrastRatio ResponseTime(rise) ResponseTime(fall) Symbol AH AH AV AV Cr Tr Tf Condition Cr 2 Cr 2 Cr 2 Cr 2 Min. Typ. 20 40 30 30 3 200 200 Max. 300 300 Unit ms ms

ControllerInformation
BuiltinST7920.Downloadspecificationathttp://www.newhavendisplay.com/app_notes/ST7920.pdf

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TableofCommands

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TimingCharacteristics

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ExampleInitializationProgram
// #include #include"AL.h" sbitID=P3^0; sbitRW=P3^7; sbitE=P3^4; // voidInit() { Wcom(0x38); Wcom(0x0C); Wcom(0x06); Wcom(0x02); Wcom(0x01); delay(10); Row=0x80; for(Counthi=1;Counthi<=32;Counthi++) { Wcom(0x3E); Wcom(Row); Wcom(0x80); for(Count=1;Count<=40;Count++) { Wdata(0x00); } Row++; } } // voidWcom(chari) { P1=i; ID=0;//ResetP3.0 RW=0;//ResetP3.7 E=1;//SetP3.4 delay(1); E=0;//ResetP3.4 } voidWdata(chari) { P1=i; ID=1;//SetP3.0 RW=0;//ResetP3.7 E=1;//SetP3.4 delay(1); E=0;//ResetP3.4 }

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QualityInformation
TestItem
HighTemperaturestorage LowTemperaturestorage HighTemperature Operation LowTemperature Operation HighTemperature/ HumidityOperation ThermalShockresistance
ContentofTest
Endurancetestapplyingthehigh storagetemperatureforalongtime. Endurancetestapplyingthelowstorage temperatureforalongtime. Endurancetestapplyingtheelectricstress (voltage¤t)andthehighthermal stressforalongtime. Endurancetestapplyingtheelectricstress (voltage¤t)andthelowthermal stressforalongtime. Endurancetestapplyingtheelectricstress (voltage¤t)andthehighthermal withhighhumiditystressforalongtime. Endurancetestapplyingtheelectricstress (voltage¤t)duringacycleoflow andhighthermalstress. Endurancetestapplyingvibrationto simulatetransportationanduse.
TestCondition
+80C,48hrs 30C,48hrs +70C,48hrs
Note
2 1,2 2
20C,48hrs
1,2
+40C, 90%RH, 48hrs
1,2
Vibrationtest
Staticelectricitytest
Endurancetestapplyingelectricstatic discharge.
0C,30min>25C,5min> 50C,30min=1cycle 10cycles 1055Hz,15mmamplitude. 60secineachof3directions X,Y,Z For15minutes VS=800V,RS=1.5k,CS=100pF Onetime
3
Note1:Nocondensationtobeobserved. Note2:Conductedafter4hoursofstorageat25C,0%RH. Note3:Testperformedonproductitself,notinsideacontainer.

PrecautionsforusingLCDs/LCMs
SeePrecautionsatwww.newhavendisplay.com/specs/precautions.pdf
WarrantyInformationandTerms&Conditions
http://www.newhavendisplay.com/index.php?main_page=terms
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