EDID在数字电视HDMI接口中的应用

EDIDHDMI333EDID,HDMI,HDMIEDID,EDID,HDMI:HDMITheuseofEDIDinDigitalTVHDMIInterfaceGuLelinLiZhigangAbstractThispapergivestheanalysisofEDIDdatastandard,incongestionwiththeHUMIinter2facestandard,thispaperalsogivestheanalysisoftheEDIDdatastructureinHDMIinter2faceindigitalTV.ThecorrectsettingofEDIDdataisforthepurposeoftransmissionofhighqualitypictures.Keywords:HDMIEDIDEDIDEDID(ExtendedDisplayIdentificationDATA,)VESAPCEDID,,(PnP),EEPROMEDID,EDIDVersion3,EDIDVersion1,Re2vision0;EDIDVersion1,Revision1;EDIDVersion2,Revision0;EDIDVersion2,Revision1,EDID128Byte256Byte,EDID333520094HDMIHDMI(HighDefinitionMultimediaInterface),,,HDMl112165MHz,4195Gbps,HDMl113340MHz,1012Gbps1080P212Gbps,HDMIHDTV,,HDMI,HDMI,1HDMI1HDMI3TMDS(TransitionMinimizedDifferentialSignaling),1TMDS,HDMIDDC(DisplayDataChannel),HDMIDDCEEPROMEDID,,CEC(ConsumerElectronicsControl),,HDMIHPD(HotPlugDetection),HDMI,,HPD,DDC,EDID,HDCP,620094,,,,EDIDHDMI,,,HDMIDVI;HDCP,,(1080I720P)(480I480P),,HDTVHD,SDHDMIEDIDHDMI,EDIDPCDDC,(),HDMIDDCEDID,HDMIEDID,PC128Byte,,,128Byte,127EDIDHDMI,EDID128ByteEDID113,128ByteEIA/CEA2861BCEAEDID128ByteEDID,EIA/CEA2861BCEAEDID:11128ByteEDID1128ByteEDID0x0020x07EDID00820x11,,0x1220x13EDID0x1420x180x1920x220x2320x250x2620x350x3620x7D0x7E0x7F(1)HeaderEDIDHeaderEDID,,0x000x0700h,FFh,FFh,FFh,FFh,FFh,FFh,00hEDID720094(2)Vendor/Productidentification0x080x11,:0x0820x09,(IDManufacturername),3,Com2pressedASCII,00001=A,00010=B11010=Z:CEA0001000101000010x0A20x0B(IDProductcode),0x0C20x0F(IDSerialnumber),,16ASCII,:AOC16,0000000101h,00h,00h,00hDELLASCII,100131h,00h,00h,31h,DDC0x10(WeekofManufacture),,16:100A0x11(Yearofmanufacture),:2199016,2002(200221990)0Bh(3)EDIDIDStructureVersion/Revision0x12,0x13EDID,0x12,0x1301h,03h,113(4)/BasicDisplayParameters/Features0x140x18,:0x14,syncongreen,0x1520x16,2,cm;size320mm20h0x17Gamma,Gamma(gamma100)210016gamma212,(212100)210078h0x18DPMS(DisplayPowerManagementSignaling),Standby,Suspend,(5)ColorCharacteristics0x190x22R,G,BEDIDCRT,CRTSPEC0x1920x1A//0x1B20x1CXY,0x1D20x1EXY,0x1F20x20XY,0x2120x22XY(6)EstablishedTiming0x230x25VESA,Apple,Mac,IBMVGATim2ing,VESAEDIDSpecTiminglistTiming,720x400@70Hz0x231,0x242,0x258200940(7)StandardTimingIdentification0x2620x358EstablishedTiming,VESAmodeGTFModeEstablishedTiming,StandardTiming11,43,54,169Timing800x600@85HzTiming:EstablishedTimingStandardTimingPresetmodes(8)DetailedTimingDescription0x3620x7D72Bytes4,18:0x3620x47,0x4820x59,0x5A20x6B,0x6Ch20x7D0x3620x47Serialnumber(9)ExtensionFlagandChecksum0x7E,128EDID,01h0x7FEDID,Checksum=2562{X%256},EDIDX=(127):16,21EIA/CEA2861BCEAEDID2EIA/CEA2861BCEAEDID0x000x010x02180x030x04d21d18d+(18n)2118nd+(18n)0x7F(1)0x0020x01,02h,03h(2)0x02dd=(3)0x03:Bit[7]=1,;Bit[6]=1,;Bit[5]=1,YCbCr444;Bit[4]=1,YCbCr422;Bit[3:0]18Byte920094(4)0x042(d21)CEA(5)d18,0(6)0x7F,128,EIA/CEA2861B,CEAEDIDVSDBHDMIVendorSpecificDataBlock(HDMIVSDB)EIA/CEA2861BVendorSpecificData24HDMI(IEEERegistrationIdentifier)0x000C03,HDMIHDMI,HDMIEDID,VSDB(HDMI)HDMIHD2MIVSDB,,IEEE:0x000C03,HDMI,HDMI,HDMI:E2EDIDHDMIVSDB,HDMIDVIHDMIEDID:EDID113CEA861B,861B,0x000C03HDMIEDID,CEA,E2DDC,EDIDEDID,,:,,;,18EDID,Phoenix,22Phoenix0120094PhoenixEDID,EDID,EDID33EDID3,0x0020x7F,EDID,EDID113,,0x7E01h,0x7FC0hEDID,EDID128Byte00x0020x07EDID0x1220x1301h,03hEDIDversion1,revision30x3620x47,,011D80.1080i0x4820x59,,8C,0A480p0x5A000000FC00,48444D49HDMI00000000FD00,GTFFCFD,13,13,0Ah,20h,0x6720x6B0x8020xFF,EDID,CEA861B,0x000C03EDID,,,DVIEDID,0xFF1AEDID,EDID128Byte0EDID113,CEA861B,0,EDID00x821Ah,0x1A0x8585h,1080i,,5,1080i1120094HDMI,HDMI,EDIDEDIDEDID,,EDID,HDMI,,EDID11CEAStandardADTVProfileforUncompressedHighSpeedDigitalInterfaces21EIASTANDARDEIA/CEA28612B31DVIinternet41DDCEDIDinternet(4),,,,2120094