課程設(shè)計-簡易單片機(jī)電子琴設(shè)計ecit(編輯修改稿)
2025-02-09 19:22 本頁面
【文章內(nèi)容簡介】 NOPDK1:MOV A,KEYBUFMOV DPTR,TABLEMOVC A,@A+DPTRMOV P0,AMOV A,KEYBUFMOV B,2MUL ABMOV TEMP,AMOV DPTR,TABLE1MOVC A,@A+DPTRMOV STH0,AMOV TH0,AINC TEMPMOV A,TEMPMOVC A,@A+DPTRMOV STL0,AMOV TL0,ASETB TR0DK1A: MOV A,P1ANL A,0FHXRL A,0FHJNZ DK1ACLR TR0NOKEY1:MOV P1,0FFHCLR MOV A,P1ANL A,0FHXRL A,0FHJZ NOKEY2LCALL DELY10MSMOV A,P1ANL A,0FHXRL A,0FHJZ NOKEY2MOV A,P1ANL A,0FHCJNE A,0EH,NK5MOV KEYBUF,4LJMP DK2NK5: CJNE A,0DH,NK6MOV KEYBUF,5LJMP DK2NK6: CJNE A,0BH,NK7MOV KEYBUF,6LJMP DK2NK7: CJNE A,07H,NK8MOV KEYBUF,7LJMP DK2NK8: NOPDK2:MOV A,KEYBUFMOV DPTR,TABLEMOVC A,@A+DPTRMOV P0,AMOV A,KEYBUFMOV B,2MUL ABMOV TEMP,AMOV DPTR,TABLE1MOVC A,@A+DPTRMOV STH0,AMOV TH0,AINC TEMPMOV A,TEMPMOVC A,@A+DPTRMOV STL0,AMOV TL0,ASETB TR0DK2A: MOV A,P1ANL A ,0FHXRL A,0FHJNZ DK2ACLR TR0NOKEY2:MOV P1,0FFHCLR MOV A,P1ANL A,0FHXRL A,0FHJZ NOKEY3LCALL DEL
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