基于51單片機(jī)的溫度控制系統(tǒng)設(shè)計(jì)-全文預(yù)覽
【正文】 DB 31H,32H,32H,32H,33H,33H,34H,34H DB 34H,35H,35H,35H,36H,36H,37H,37H DB 37H,38H,38H,39H,39H,39H,40H,40H DB 41H,41H,41H,42H,42H,43H,43H,43H DB 44H,44H,44H,45H,45H,46H,46H,46H DB 47H,47H,48H,48H,49H,49H,49H,50H DB 50H,50H,51H,51H,51H,52H,52H,53H DB 53H,53H,54H,54H,55H,55H,55H,56H DB 56H,57H,57H,57H,58H,58H,59H,59H DB 59H,60H,60H,60H,61H,61H,62H,62H DB 62H,63H,63H,64H,64H,64H,65H,65H DB 66H,66H,66H,67H,67H,67H,68H,68H DB 69H,69H,69H,70H,70H,71H,71H,71H DB 72H,72H,73H,73H,73H,74H,74H,74H DB 75H,75H,76H,76H,76H,77H,77H,78H DB 78H,78H,79H,79H,80H,80H,80H,81H DB 81H,82H,82H,82H,83H,83H,83H,84H DB 84H,85H,85H,85H,86H,86H,87H,87H DB 87H,88H,88H,89H,89H,89H,90H,90H DB 90H,91H,91H,92H,92H,92H,93H,93H DB 94H,94H,94H,95H,95H,96H,96H,96H DB 97H,97H,98H,98H,98H,99H,99H,99H SEGTAB: DB 77H,14H,0B3H,0B6H,0D4H DB 0E6H,0E7H,34H,0F7H,0F6HEND15頁。拆分 MOV R1,40H MOV A,R0 MOV B,A ANL A,0F0H SWAP A MOV R1,A inc R1 MOV A,B ANL A,0FH MOV R1,A RETDISP1: 。又加上調(diào)試時(shí)去掉了排阻和74LS373，因而選地址時(shí)是直接把地址選擇端接成了高低電平，雖然實(shí)現(xiàn)了功能但是與初衷不符。調(diào)試中顯示一直是99，最后去掉373和排阻，顯示正常。輸入一定的電壓值0—1V范圍內(nèi)，觀察電路的輸出電壓，調(diào)節(jié)電阻值，使輸出為輸入的5倍。將編寫好的程序用Keil uVision2匯編編譯成hex格式的文件后導(dǎo)入Proteus7中的原理圖（附件B）內(nèi)。加熱圖11 主程序流程圖 顯示部分主要包括三個(gè)小模塊：第一、原始數(shù)據(jù)的拆分；第二、待顯示數(shù)據(jù)查表；第三、待顯示數(shù)據(jù)的輸出。流程圖如下：JR=0。圖9 AD轉(zhuǎn)換電路該系統(tǒng)由AT
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