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1、SelectionParagraphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPointselectionParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesTSelectionParbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
2、bbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphFoLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPointse11111111111111111111111111111111lectionParagraphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPoctionParagraphFormatLineSpaci222222222222
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4、onParagraSelec目錄1引言………………………………………………………………………………………32總體設計方案……………………………………………………………………………32.1設計思路………………………………………………………………………………32.2總體設計框圖…………………………………………………………………………43設計原理分析……………………………………………………………………………43.1脈沖信號發(fā)生器………………………………………………………………………43.2三色跑燈控制電路……………………………………………………
5、………………53.3環(huán)形彩燈顯示電路…………………………………………53.4數據分配器………………………………………………………………………63.5計數器電路…………………………………………………………………………73.6計數器/譯碼分配…………………………………………83.7彩燈顯示………………………………………………………………………84總結與體會……………………………………………………………………………9參考文獻……………………………………………………………………………………10附錄1………………………………………………………………
6、……………………11附錄2………………………………………………………………………………12附錄3……………………………………………………………………1316SelectionParagraphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPointselectionParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormatLineSpacingLinesToPointsSele
7、ctionParagraphFormatLineSpacingLinesTSelectionParbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphFoLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPointse11111111111111111111111111111111lectionParagraphFormatLineSpacingLinesToPointsSelecti
8、onParagraphFormatLineSpacingLinesToPoctionParagraphFormatLineSpaci2222222222222222222222ngLinesT
