?? 異步十六進制減法計數器.ewb
字號:
Electronics Workbench Circuit File
Version: 5
Charset: ANSI
Description:
" 該圖是用四個JK觸發器構成的異步二進制減法計數電路。它和異步加法計數電路沒有很大差別。只是第二級以后的時鐘脈沖由前一級的Q`端接入,其它分析相同。"
" 異步減法計數器狀態轉移表:"
" 序 原狀態 次狀態"
" 號 Q4 Q3 Q2 Q1 Q4 Q3 Q2 Q1"
" 0 0 0 0 0 1 1 1 1"
" 1 1 1 1 1 1 1 1 0"
" 2 1 1 1 0 1 1 0 1"
" 3 1 1 0 1 1 1 0 0"
" 4 1 1 0 0 1 0 1 1"
" 5 1 0 1 1 1 0 1 0"
" 6 1 0 1 0 1 0 0 1"
" 7 1 0 0 1 1 0 0 0"
" 8 1 0 0 0 0 1 1 1"
" 9 0 1 1 1 0 1 1 0"
" 10 0 1 1 0 0 1 0 1"
" 11 0 1 0 1 0 1 0 0"
" 12 0 1 0 0 0 0 1 1"
" 13 0 0 1 1 0 0 1 0"
" 14 0 0 1 0 0 0 0 1"
" 15 0 0 0 1 0 0 0 0"
EncryptionType: 2
UsingVectorGraphics: 0
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