pwm直流電動(dòng)機(jī)調(diào)速設(shè)計(jì)報(bào)告(參考版)
2025-05-16 22:10本頁面
【正文】 n=1200*m=04B0H*m DMUL: MOV R2,04H MOV R3,0B0H MOV A,R3 MOV B,R7 MUL AB XCH A,R7 MOV R5,B MOV B,R2 MUL AB ADD A,R5 MOV R4,A CLR A ADDC A,B MOV R5,A MOV A,R6 MOV B,R3 MUL AB ADD A,R4 XCH A,R6 XCH A,B ADDC A,R5 MOV R5,A MOV F0,C MOV A,R2 MUL AB ADDC A,R5 MOV R5,A CLR A MOV ,C MOV C,F0 ADDC A,B MOV A,R4 RET DISP: MOV DPTR,TAB MOV A,R7 ANL A,0FH MOVC A,A+DPTR MOV P0,A MOV P2,0FFH MOV P2,0F7H LCALL DELAY MOV DPTR,TAB MOV A,R7 ANL A,0F0H SWAP A MOVC A,A+DPTR MOV P0,A MOV P2,0FFH MOV P2,0FBH LCALL DELAY MOV DPTR,TAB MOV A,R6 ANL A,0FH MOVC A,A+DPTR MOV P0,A MOV P2,0FFH MOV P2,0FDH LCALL DELAY MOV
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鄂ICP備17016276號(hào)-1