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HT16D35B 数据表(PDF) 21 Page - Holtek Semiconductor Inc |
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HT16D35B 数据表(HTML) 21 Page - Holtek Semiconductor Inc |
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21 / 71 page  Rev. 1.00 21 January 12, 2017 HT16D35A/HT16D35B Command R/W Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Def. Description Soft Reset W 1 1 0 0 1 1 0 0 CCh Soft Reset Function Note:1.X:Don’tcare 2.Def.:Poweronresetdefault 3.ItisnotrecommendedtochangebetweenMasterandSlavemodeafterasystemenable 4.Itisnotrecommendedtochangedirectoutputsetmodeafterasystemenable 5.Ifprogrammedcommanddataisnotdefinedthefunctionwillnotbeaffected Software Reset Thiscommandissettoinitialiseallfunctions. Command R/W Bit7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Def. Soft Reset W 1 1 0 0 1 1 0 0 CCh Theinternalcircuitstatusafterinitialisationisasfollows. • AllregistersaresettotheirdefaultvaluebutthecontentsoftheDDRAMarenotaffected • SystemOscillatorwillbeoff • AllCOMoutputswillbehighimpedance • AllROWoutputswillbehighimpedance • TheLEDdisplaywillbeinanoffstate Binary/Gray Select ThecommandcanbeusedtosettheBinaryModeortheGrayScaleMode. Command R/W Bit7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Def. Binary/Gray Select W 0 0 1 1 0 0 0 1 31h W X X X X X X X BGS 00h Note:1.IntheBinaryModetheMatrixdisplaymaskingfunctionisnotsupported 2.ItisnotrecommendedtochangebetweentheBinaryandGrayModeafteranLEDonenable BGS Select Remark 0 Gray Default 1 Binary — Number of COM Outputs ThiscommandcansetthescantimingnumberfromCOM0toCOM7andCOMoutputlevelstatus.Thiscommand parameterisvalidatedduringtheTiming1periodofeachframewhenthecommandisset. Command R/W Bit7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Def. Number of COM output W 0 0 1 1 0 0 1 0 32h W CNS X X X X CN2 CN1 CN0 07h Note:1.Itisnotrecommendedtochangethescannumbersetafterasystemenable 2.Forfurtherinformationseethe“LEDDriverOutputWaveform”section CNS COM Scan type Remarks 0 High scan Default 1 Low scan — |
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