tài liệu buổi ôn tập hôm nay
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tuệ ngô
Dec 12, 2012, 11:50:59 PM12/12/12
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thanh minh Chung
Dec 31, 2012, 9:10:24 AM12/31/12
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Tue !
Trong de on tap 8051 cau so 7 : o day no su dung timer mode 1 (16 bit) thi khi no gan gia tri cho TL0 va TH0 thi do la gia tri khoi tao cua bo dem : Vi du TL0 #12h TH0 #1C thi gia tri ban dau cua bo dem la 1C12 ( 8 bit cao TH0 la 1C va 8 bit thap TL0 la 12 ) cho nen gia tri delay la : FFFF - 1C12 + 1 = E3EE*1.085us = .........2012/12/13 tuệ ngô <bebu...@gmail.com>
http://www.mediafire.com/file/9ljyaf507uucvle/stu.rar --
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