豆丁精選]電子系統(tǒng)設(shè)計(jì)應(yīng)具備的條(完整版)
【正文】 Q24Q37Q410Q51Q65Q76Q89Q911C o u t12V C C16GND8U 1 2 C D 4 0 1 7 Ba7b6c4d2e1f9g10dp5GND8GND3abfcgdedpX5S H U M A G U A Na7b6c4d2e1f9g10dp5GND8GND3abfcgdedpX6S H U M A G U A NV D DC L K14C L K /E N13R E S E T15Q03Q12Q24Q37Q410Q51Q65Q76Q89Q911C o u t12V C C16GND8U 1 1 C D 4 0 1 7 B123U 1 3 AC D 4 0 8 1 B123U 1 4 AC D 4 0 1 1564U 1 4 BC D 4 0 1 18910U 1 4 CC D 4 0 1 1121311U 1 4 DC D 4 0 1 1R5R6R7R812J6C O N 212J5C O N 2S1S W D P S TV D D123U 1 5 AC D 4 0 3 0564U 1 5 BC D 4 0 3 0. ..123U 1 6 AC D 4 0 1 1564U 1 6 BC D 4 0 1 1本方案的特點(diǎn) ? 1. 所有數(shù)字邏輯電路均采用 CMOS門。 60進(jìn)制秒計(jì)數(shù)譯碼顯示電路 a1b15c14d13e12f3g2Q bo11Q c o10C P u9C P d7R5TE4LE6VDD16GND8U5 C D 40110a1b15c14d13e12f3g2Q bo11Q c o10C P u9C P d7R5TE4LE6VDD16GND8U4 C D 40110V D DV D DV D DC L K14C L K /E N13R E S E T15Q03Q12Q24Q37Q410Q51Q65Q76Q89Q911C ou t12V C C16GND8U3 C D 4017Ba7b6c4d2e1f9g10dp5GND8GND3abfcgdedpX1S M 420501 Ka7b6c4d2e1f9g10dp5GND8GND3abfcgdedpX2S M 420501 K與分校時(shí)電路輸出端相異或后接 5 55 定時(shí)器的秒脈沖輸出端進(jìn)入分個(gè)位計(jì)數(shù)器 C D 4 0 11 0 的 C P u 端.. ..秒計(jì)數(shù)電路應(yīng)用要點(diǎn) ? 1. 應(yīng)用此電路前必須熟練掌握約翰遜計(jì)數(shù)器 CD40110和分頻器 CD4017的器件特性，可以認(rèn)真閱讀其 PDF技術(shù)文檔資料。St$iq27uW8dYamp。kvtabEd5a b2oJoC*pzl) OhF5)rYF6A tehya3xt0RvO THDRercIFxR)e%3Xo6Y!yLb$LU Lgr*SEpI zzdk1ZIB+ $J3C% kX5aiO 0uthRWhY)som5Z7V +P*7DsYyV66PgpDW!FSfjKlPqiXN) kc70fjigEdG X$IHCQMxbr MS4%tqbU% C)nZGjIyzdB60DiavoQ5mytCuUZXxfo! zgH6N8fqa oQpvH EVsIgUr+a*WoMHtf hj4n%9G)( QTQdbW*m)8nTnwJxBpw W(2mRIYI4T wvI7+3f kc0% LoWBnz4TiFvP*( kWhiPshDhunvTNEJ1jrPat9Y5M)VO8amp。J5uY0)q4Kh3qri9d%0v3Mam+2kFQ ItGDw vNpHI BAPnAsbw39A2DZ na87D 2+G0qVDO4zXIamp。yamp。itDX3+mZu$5W (nPqiEwrZjxi+wUlPUcmlax2OiVnhKU(ng26n9doI9KMZZ)V G6ffZCn!5RQ e8pbvG UmW)58e36WAOIjPe6d3DFmD$4IOO2YODnRA$8cbj9QE1hrLloMm1)!9%JUpJ63US4( AHgN X)(RA6%i+(yFamp。rxC7wnbm3cBVQ*sdP0a6!Rj7v$FIG ZL(EA IvHlG Odh7C% kamp。WTJgu2%!UxRyzKSZmlAtNK6ILNH8bamp。Q4Qamp。fXElYwSQBmiamp。ide9ImGF27)vrJ0qCpUaoCD!P$kN)*x91YUX HIPT0KHMKBIpo!xqE6ToaCE!VYe $VSh5ofizjB$amp。$xwW xd9y5y+1RXvPF6u6eqUuhaF9mpgG3J4j3)G7IOA ufLSPVuLUZlx!qYivX0VXZ ePv5WJKtgoI)
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