段式發(fā)光二極管的組成與阿拉伯?dāng)?shù)字顯示原理.ppt

《段式發(fā)光二極管的組成與阿拉伯?dāng)?shù)字顯示原理.ppt》由會員分享，可在線閱讀，更多相關(guān)《段式發(fā)光二極管的組成與阿拉伯?dāng)?shù)字顯示原理.ppt（8頁珍藏版）》請?jiān)谘b配圖網(wǎng)上搜索。

1、8段式發(fā)光二極管的組成與阿拉伯?dāng)?shù)字顯示原理,,,,,,,,a,b,c,d,e,f,g,h,,+,+,+,+,+,+,+,+,-,-,-,-,-,-,-,,,,,,,,,abfgcedh,,,,,,,,,共陰極LED數(shù)碼管,-,,GND,控制這8段二極管發(fā)光與不發(fā)光產(chǎn)生的組合就可以顯示出各種符號的形狀！,,,,,,,,,,,,,,,,,,,a,b,c,d,e,f,g,h,,+,+,+,+,+,+,+,+,-,-,-,-,-,-,-,,,,,,,,,,,,,,,,共陰極LED數(shù)碼管,-,,,,,,,,11101110,0,EEH,abfgcedh,,,,,,,,a,b,c,d,e,f,g,h,,+

2、,+,+,+,+,+,+,+,-,-,-,-,-,-,-,,,,,,,,,,,,,,,,,共陰極LED數(shù)碼管,-,,,,,,,,,,,,,,10111110,6,BEH,abfgcedh,a,,,,,,,,a,b,c,d,e,f,g,h,,-,-,1,-,-,-,-,-,+,+,+,+,+,+,-,,,,,,,,,,,,,,,,,共陽極LED數(shù)碼管,+,,Vcc,abfgcedh,,,,,,,,a,b,c,d,e,f,g,h,,-,-,1,-,-,-,-,-,+,+,+,+,+,+,-,,,,,,,,,,,,,,,,,共陽極LED數(shù)碼管,+,,Vcc,,,01000001,,,,,,,6,41H,BEH,FFH,abfgcedh,,,,,,,,a,b,c,d,e,f,g,h,,-,-,1,-,-,+,-,-,+,+,+,+,+,+,-,,,,,,,,,,,,,,,,,共陽極LED數(shù)碼管,-,,Vcc,,,01000001,,,,,,,6,41H,BEH,100H,共陰極數(shù)碼管顯示0~9數(shù)字符號需要10個控制碼數(shù)據(jù),共陽極數(shù)碼管顯示0~9數(shù)字符號需要另外10個對應(yīng)互補(bǔ)的控制碼數(shù)據(jù),這些編碼由數(shù)碼管的物理組成結(jié)構(gòu)決定，器件一旦選定，編碼不能改變！,abfgcedh,