《LCD成像示意》PPT课件.ppt

LCD成像示意圖,TCON,DATA,Scaling,RGB,DVI(TMDS),ADC,OSD,MCU,GATEShiftRegister,Multi-select,Video,Framebuffer,PanelCell,PC,ROM,Gamma,LCD成像示意圖,1024,768,OOOOOOOOdddddddd01234567,EEEEEEEEEdddddddd01234567,DCtoAC,LCDPanel,控制訊號,Shiftregister,OOOOOOOOdddddddd01234567,EEEEEEEEEdddddddd01234567,gm5020,R,類比數位選擇器,選擇控制,數位R,奇;偶數選擇,ADC,OOOOOOOOdddddddd01234567,EEEEEEEEEdddddddd01234567,gm5020,R,B,G,LCDPanel,1024x768,Data1,Data2,Data3,Data4,Data5,Data6,Data7,Data8,GateShiftRegister1,GateShiftRegister2,GateShiftRegister3,TCON,Data1,384(pixel)=128(line)x3(RGB),128x8=1024,48=8(bit)x3(RGB)x2(evenodd),SRAM=384x8(bit),8Bitslatch,8Bits,DAC,8Bitslatch,8Bits,DAC,8Bitslatch,8Bits,DAC,8Bits,8Bits,8Bits,8Bitslatch,DAC,8Bitslatch,DAC,8Bitslatch,DAC,8Bitslatch,DAC,8Bitslatch,DAC,8Bitslatch,DAC,8Bitslatch,DAC,8Bitslatch,DAC,8Bitslatch,DAC,Multi-select,ShiftRegister,T01000000000T10100000000T20010000000T30001000000T40000100000T50000010000T60000001000,Odd,Even,TCON,Dataregister,Panelcell,InputVideo,Captionwindow,OutputVideo,H-syncandV-sync|Resolution|CaptionWindow|Buffer(line/frame)|Outputclock,Scaling,640 x480-1024x7681024/640=1.6768/480=1.61.6:1=16:10=8:5,0/5=0.01/5=0.22/5=0.43/5=0.64/5=0.85/5=1.0,0/8=0.0001/8=0.1252/8=0.2503/8=0.3754/8=0.5005/8=0.6256/8=0.7507/8=0.8758/8=1.000,Scaling,0/5=0.01/5=0.22/5=0.43/5=0.64/5=0.85/5=1.0,0/8=0.0001/8=0.1252/8=0.2503/8=0.3754/8=0.5005/8=0.6256/8=0.7507/8=0.8758/8=1.000,LineBuffer,Linebuffer,ADC,Buffer,Output,Framebuffer,TCON,DATA,Scaling,RGB,DVI(TMDS),ADC,OSD,MCU,GATEShiftRegister,Multi-select,Video,Framebuffer,LVDSorTTL,NormalorRSDS,TMDS,ROM,Gamma,RGB,DVI(TMDS),ADC,RGB,DAC,DVI(TMDS),1024,768,ADC,PC,Signalcable,ADC,Phase,Data=Data2=Data*Cable_loss_gain=Data3=(Data2-offset1)*ADC_Gain=Data4=Data3-offset2,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,並列=串列,Line=Line/nFrequency=Frequency*n,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,串列=並列,Line=Line*nFrequency=Frequency/n,TMDS,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,TMDS,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,LVDS,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,LVDS,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7,D0,D1,D2,D3,D4,D5,D6,D7