用户手册技术规格书英.docx
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用户手册技术规格书英
UserManual（Technicalspecification）
HTC320035A
1Generalinformation
ThisisaUSB3.5”（320x240）TFT,16bitLCDmodule.Technicalspecification
2Specifications
2.1GENERALSPECIFICATIONS
Item
Feature
Specifications
1
Size
3.5inch
2
Resolutions
320X240
3
ColorBit
16Bit
4
Colorinterface
RGB565
5
Technologytype
a_Si
6
Viewingdirection
12:
00
7
PixelConfiguration
R.G.B.VerticalStripe
8
Mode
TMwithNormallywhite
9
GrayScaleInversionDirection
6:
00
10
Backlight
6个LEDinserial
11
DrivingIC
NovatekNT39016D
Table1Generalspecifications
2.2RGBTIMING
Item
Symbol
Min
Typ
Max
Unit
ClkFrequency
Fclk
6.1
6.4
8
MHz
ClkCycle
Tclk
125
156
164
Ns
ClkDuty
Tcwh
40
50
60
%
HSYNCsetuptime
Ths
40
70
255
CLK
Table2RGBTIMING
2.3MECHANICALDIMENSION
Features
Descriptions
Unit
PCB
100×72×5.6
mm
ViewingArea
72.08×54.56
mm
ActiveArea
70.08×52.56
mm
Table3MECHANICALDIMENSION
Diagram1MECHANICALOUTLINEDRAWING
2.4BLOCKDIAGRAM
Diagram2BLOCKDIAGRAM
3INTERFACING
3.1MiniUSBSMDPORT:
1VBUS
2D-
3D+
4NC
5GND
3.2MECHANICALSIZE:
Diagram3MiniUSBSIZE
4Environmental/ReliabilityTest
TestItem
Min
Typ
Max
Unit
OperatingTemperature
-20
25
60
℃
StorageTemperature
-30
25
70
℃
OperatingVoltage
4.5V
5V
5.2V
V
Table4Environmental/ReliabilityTest
5ElectricalCharacteristics
5.1DCCharacteristics
Item
Symbol
Conditions
Min
Typ
Max
Unit
Volt
VDD
4.5
5.0
5.2
V
Current
VIH
VCC=5V,PWMduty=100%（H）
150
mA
Current
VIH
VCC=5V,PWMduty=50%
94
mA
Table5DCCharacteristics
5.2TFTLCDPanelDrivingTa=25℃
Item
Symbol
Min
Max
Unit
OperatingVoltage
VDD
3.3
3.5
V
OperatingTemperature
Topr
-20
60
℃
StorageTemperature
Tstg
-30
70
℃
Table6TFTLCDPanelDriving
5.3BacklightDriving
Item
Symbol
Min
Max
Unit
Item
ForwardCurrent
If
--
20
25
mA
ForwardVoltage
Vf
16.8
19.2
21.6
V
PowerConsumption
W
-
384
510
mW
LifeTime
-
10000
20000
--
Hrs
Table7TFTLCDBacklightDriving
6DisplayControlcommand
6.1Picture:
a）Commandpacket:
Data:
0x550xAA0x00
b）Datapacket:
Datagroupsequence:
B,G,R,B,G,R…,datasize0x38400/
6.2PartialCharacters:
a）Commandpacket
Data:
0x55,0xAA,0x00,X1,Y1,X2,Y2
b）GraphicdatainTextzone
Datagrouptiming:
B,G,R,B,G,R….,datasizedependsongraphicssize
6.3Remarks
1RemarkstoX1,Y1,X2,Y2inTextzone
X1=Xcoordinateontopleft,2bytes.
Y1=Ycoordinateontopleft,2bytes.
X2=Xcoordinateonbottomright,2bytes
Y2=Ycoordinateonbottomright,2bytes
2Extractdatasequence:
Accordingtotheactualsequenceofimagefilesstoredtoextractdata,notreversethedatasequence
3SequenceofRGBdatatransmission
TheDatasenttotheslavecomputerfromhostprocessorisinBGRsequencewhichisalsothesequenceofthefilestored.
FirstSendBluedata,andthenGreendataandReddatalast.Thereceivingsequenceatslaveprocessorissame.
7Theapplicationandsamplecases
7.1HardwareCircuitconnection
图4Thehardwareconnecting
7.2SoftwareProgramminginPC
TheDEMOofthisproductdesignedbasedonVC#.net.Theusercandesignitonanyplatformyouarefamiliarwith.
7.2.1Softwaredevelopingenvironment
MicrosoftVisualStudio2010,Version10.0.30319.1RTMRel
Microsoft.NETFramework,Version4.0.30319RTMRel
InstalledVersion:
Ultimate
7.2.2Demo’ssoftwarestructure
Diagram5DemoSoftwareFrame
7.2.3Deviceconnect/cutmanipulationfunction
pivatevoidUserDeviceAttach（MP_DevicepDev）
{D_ATTACH_GUI_CALLBACKAttachCb=new
D_ATTACH_GUI_CALLBACK（DeviceAttachGuiCb）;
Invoke（AttachCb,newobject[]{pDev}）;
}
privatevoidDeviceAttachGuiCb（MP_DevicepDev）
{lblNumDevices.Text=
uDevManager.GetNumOfDevicesAttached（）.ToString（）;
DeviceTabPagetabPage=newDeviceTabPage（this,refpDev）;
tabDevices.Controls.Add（tabPage）;
}
7.2.4Thefunctiontostartconnectioncheck
privatevoidmp_Load（objectsender,System.EventArgse）
{
D_USER_ATTACH_CALLBACKdDeviceAttachCb=new
D_USER_ATTACH_CALLBACK（UserDeviceAttach）;
D_USER_DETACH_CALLBACKdDeviceDetachCb=new
D_USER_DETACH_CALLBACK（UserDeviceDetach）;
uDevManager=newMP_DeviceManager（dDeviceAttachCb,dDeviceDetachCb,
DEFAULT_VENDOR_ID,DEFAULT_PRODUCT_ID,DEFAULT_DRIVER_NAME,
DEFAULT_LICENSE_STRING）;
PicturePanel.Width=320;
PicturePanel.Height=240;
UpdateButtons（）;
}
7.2.5PipelistenFunction
privatevoidbtPipeListen_Click（objectsender,System.EventArgse）
{
DeviceTabPageactiveTab=GetActiveTab（）;
if（activeTab==null）return;
MP_PipeactivePipe=activeTab.GetActivePipe（）;
if（activePipe.IsInUse（））
{
activePipe.SetContiguous（false）;
activePipe.HaltTransferOnPipe（）;
}
else
{
DWORDdwOptions=0;
activePipe.SetContiguous（true）;
TraceMsg（string.Format（"beganlisteningto{0}pipenumber"+
"0x{1:
X}",activeTab.GetUsbDev（）.DeviceDescription（）,
activePipe.GetPipeNum（）））;
activePipe.UsbPipeTransferAsync（true,dwOptions,TIME_OUT,
newD_USER_TRANSFER_COMPLETION（ListenCompletion））;
}
UpdateButtons（）;
}
7.2.6Functiontosendingpicture
privatevoidSendStr（stringbmfile）
Method:
byte[]fbuffer=File.ReadAllBytes（bmfile）;
uintfilesize=（uint）（fbuffer[2]+fbuffer[3]*256+fbuffer[4]*
256*256+fbuffer[5]*256*256*256）;
bmoffset=（uint）（fbuffer[0xa]+fbuffer[0xb]*256+fbuffer[0xc]*256*
256+fbuffer[0xd]*256*256*256）;
bmwidth=（uint）（fbuffer[0x12]+fbuffer[0x13]*256+fbuffer[0x14]*256*
256+fbuffer[0x15]*256*256*256）;
bmheight=（uint）（fbuffer[0x16]+fbuffer[0x17]*256+fbuffer[0x18]*256*
256+fbuffer[0x19]*256*256*256）;
pixeldeep=（uint）（fbuffer[0x1c]+fbuffer[0x1d]*256）;
uintdatasize=（filesize-bmoffset）;
/*
000000black
ffffffwhite
0000ffRed
00ff00green
ff0000blue
*/
if（pixeldeep==24）//24bit,32bit?
{
for（uinti=0;ifbuffer[i]=fbuffer[i+bmoffset];
}
elseif（pixeldeep==32）
{
for（uinti=0;ifor（uinti1=0;i1<（4-1）;i1++）
buffer[i*3+i1]=fbuffer[bmoffset+i*4+i1];
}else
{
MessageBox.Show（“notstandardwith24/32bit”）;
return;
}
7.2.7PackageCommandheaderofSizeof320X240pixelsPicturesends
Packagesizeis0x40bytes
Header[0]=0x55;//headerflag
Header[1]=0xAA;//headerflag
Header[2]=0x00;//Thedataof320X240pixelspicture.
7.2.8LabelPackagesendHeadercommanddefine
Packagesizeis0x40bytes
Header[0]=0x55;//flag
Header[1]=0xAA;//flag
Header[2]=0x01;//sendsting
Header[3]=（byte）（（CurrentLabel.Left&0x00ff）>>8）;//Xhigh8bit
Header[4]=（byte）（CurrentLabel.Left&0xff）;//Xlow8bit
Header[5]=（byte）（（CurrentLabel.Top&0x00ff）>>8）;//Yhigh8bit
Header[6]=（byte）（CurrentLabel.Top&0xff）;//Ylow8bit
intXwidth=CurrentLabel.Width+CurrentLabel.Left-1;
Header[7]=（byte）（Xwidth>>8）;//widthhigh8bit
Header[8]=（byte）（Xwidth&0xff）;//widthlow8bit
intYheight=CurrentLabel.Height+CurrentLabel.Top-1;
Header[9]=（byte）（Yheight>>8）;//heighthigh8bit
Header[10]=（byte）（Yheight&0xff）;//heightlow8bit
7.2.9LabelcombinetoSendsbmp
Accordingtotheuseraddedthelabel,thelabeltextintothecurrentinterface.
Graphicsgph=Graphics.FromImage（bm）;
for（inti=0;i{
if（LbArray[i]!
=null）
gph.DrawString（LbArray[i].Text,LbArray[i].Font,new
SolidBrush（LbArray[i].ForeColor）,
LbArray[i].Left,LbArray[i].Top）;
}
bm.Save（"bms.bmp",System.Drawing.Imaging.ImageFormat.Bmp）;
7.2.10Methodofextractingpartialdataoflabeltext
CreateBitmapObject.Combinepartialbmp
Rectanglera;
Bitmapbm,tm;
if（CurrentLabel!
=null）
{
bm=newBitmap（320,240）;
ra=newRectangle（0,0,320,240）;
PicturePanel.DrawToBitmap（bm,ra）;
Graphicsgph=Graphics.FromImage（bm）;//Partialdatacombine.
gph.DrawString（CurrentLabel.Text,
CurrentLabel.Font,new
SolidBrush（CurrentLabel.ForeColor）,
CurrentLabel.Left,CurrentLabel.Top）;
ra=newRectangle（CurrentLabel.Left,
CurrentLabel.Top,
CurrentLabel.Width,
CurrentLabel.Height）;
tm=bm.Clone（ra,PixelFormat.Format32bppArgb）;//Convertpartialdata
tm.Save（"str.bmp",System.Drawing.Imaging.ImageFormat.Bmp）;
}
7.2.11Thetimedlooptransmissionprocessing
Usedthetimerinterruptcontrolthebmploopsend,andcontrolthebmpswitchdisplay
privatevoidtimer_send_Tick（objectsender,EventArgse）//Timedsend
{if（listBmpFile.Items.Count==0）//Checkthecountisnotzero
return;
timer_send.Stop（）;//Stoptimercount.
if（listBmpFile.SelectedIndex==listBmpFile.Items.Count-1）
{
listBmpFile.SelectedIndex=0;//loop
}
else
listBmpFile.SelectedIndex=listBmpFile.SelectedIndex+1;
LoadBmpToPicPanl（listBmpFile.SelectedItem.ToString（））;
//convertbmp
SendCurrentBmp（）;//sendbmp
LoadBMP.Enabled=false;
SendImage.Enabled=false;
timer_send.Start（）;//sendover,thenstartcount.
}
7.2.12Addlabelfunction
Usersaddlabelsbyclickingbuttonofaddlabel,Checkthefreelabelcontent,Theninsertnewlabel.
privatevoidbutton1_Click（objectsender,EventArgse）//Addedlabel
{nti;
for（i=0;i{
if（LbArray[i]==null）
{
InsertLbArray（i）;
i=LB_MAX_INDEX+1;
}
}
if（i==LB_MAX_INDEX）
MessageBox.Show（"MaxNumber!
","Note"）;
}
privatevoidInsertLbArray（intindex）//Insertlabelfun.
{
PointPressPoint=newPoint（）;
Labellb=newLabel（）;
lb.Text="InputYourData";
lb.Size=newSize（50,25）;
//lb.Location=newPoint（PicturePanel.Top,PicturePanel.Left）;
lb.Tag=
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