液體點(diǎn)滴速度監(jiān)控裝置的設(shè)計(jì)(參考版)
2024-08-30 10:40本頁(yè)面
【正文】 在系統(tǒng)電路工作時(shí)，用數(shù)字計(jì)數(shù)器的表筆從傳感器轉(zhuǎn)化的電信號(hào)輸出端相接，對(duì)點(diǎn)滴數(shù)計(jì)數(shù)與 系統(tǒng)顯示做比較，從而進(jìn)一步校正電路測(cè)量的準(zhǔn)確度。直到有規(guī)則的方波輸出為止。反轉(zhuǎn)放松 mov dptr,table0 dec r4 mov a,r4 cjne a,0ffh,fanz mov r4,05h mov a,05h fanz:movc a,a+dptr mov p1,a ret table0: db 80h db 0c0h db 40h db 60h db 20h db 0a0h table1: dB 00H dB 86H dB 73H dB 61H dB 50H dB 40H dB 31H dB 22H dB 14H dB 07H dB 00H dB 94H dB 88H dB 82H dB 76H dB 71H dB 67H dB 62H dB 58H dB 54H dB 50H dB 46H dB 43H dB 40H dB 36H dB 33H dB 30H dB 28H dB 25H dB 22H dB 20H dB 18H dB 15H dB 13H dB 11H dB 09H dB 07H dB 05H dB 03H dB 02H dB 00H dB 98H dB 97H dB 95H dB 94H dB 92H dB 91H dB 90H dB 88H dB 87H dB 86H dB 85H dB 83H dB 82H dB 81H dB 80H dB 79H dB 78H dB 77H dB 76H dB 75H 第 16 頁(yè) 共 18 頁(yè) dB 74H dB 73H dB 72H dB 71H dB 71H dB 70H dB 69H dB 68H dB 67H dB 67H dB 66H dB 65H dB 65H dB 64H dB 63H dB 63H dB 62H dB 61H dB 61H dB 60H dB 59H dB 59H dB 58H dB 58H dB 57H dB 57H dB 56H dB 56H dB 55H dB 55H dB 54H dB 54H dB 53H dB 53H dB 52H dB 52H dB 51H dB 51H dB 50H dB 50H dB 50H dB 49H dB 49H dB 48H dB 48H dB 48H dB 47H dB 47H dB 47H dB 46H dB 46H dB 45H dB 45H dB 45H dB 44H dB 44H dB 44H dB 43H dB 43H dB 43H dB 43H dB 42H dB 42H dB 42H dB 41H dB 41H dB 41H dB 41H dB 40H dB 40H table2: db 29h db 28h db 27h db 26h db 25h db 24h db 23h db 22h db 21h table3: db 57h db 52h db 49h db 45h db 42h db 39h db 37h 第 17 頁(yè) 共 18 頁(yè) db 35h db 33h db 31h table4: db 99h db 98h db 97h db 95h db 94h db 93h db 91h db 89h db 88h db 87h db 86h db 84h db 83h db 82h db 81h db 80h db 79h db 78h db 77h db 76h db 75h db 74h db 73h db 72h db 72h db 71h db 70h db 69h db 68h db 68h db 67h db 66h db 65h db 65h db 64h db 63h db 63h db 62h db 61h table5: db 00h db 02h db 04h db 06h db 08h db 10h db 12h db 14h db 16h db 18h db 20h db 22h db 25h db 28h db 30h db 33h db 36h db 39h db 43h db 46h db 49h end 第 18 頁(yè) 共 18 頁(yè) 四、 系統(tǒng)測(cè)試 儀器 1） 數(shù)字示波器 2） 信號(hào)發(fā)生器 3） 數(shù)字計(jì)數(shù)器 波形測(cè)試 利用示波器觀察紅外傳感電信號(hào)是否規(guī)則。當(dāng)前滴速大 于設(shè)定滴速，須正轉(zhuǎn)擠壓 ajmp out jcc1:acall fanzh ajmp out lowdc:clr c mov a,58h subb a,46h jz out jc jcc2 acall zhengzh ajmp out jcc2:acall fanzh out:pop acc ret zhengzh: 。如果高位相等則進(jìn)行低位比較 jc jcc1 。送步進(jìn)電機(jī)子程序 exit1:pop 05h pop 03h pop 04h pop acc pop 06h reti dianjic: 。100 到 150 的表 movc a,a+dptr mov r5,a anl a,0fh mov 5ch,a mov a,r5 swap a anl a,0fh mov 5bh,a exit:jb f0,exit1 。小于 100 mov dptr,table4 。秒值為 1 的表 movc a,a+dptr mov r5,a anl a,0fh mov 5ch,a mov a,r5 swap a anl a,0fh mov 5bh,a mov 5ah,00h ajmp exit ddd3: mov a,50h cjne a,3ch,ddd03 mov 5ah,01h mov 5bh,00h mov 5ch,00h ajmp exit ddd03: clr c subb a,3ch jc lar100 。整值 判斷 mov 5
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