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1、LED显示3个花样汇编程序：START:MOVP1,#0FFHMOVR4,#00HD3:CJNER4,#00H,D5;花样123ST?---------------045678[1.2.3]D4:D40:MOVR2,#0FEHMOVR3,#07HD41:MOVA,P1CJNEA,#0FFH,D42MOVA,R2MOVP0,ARLAMOVR2,AACALLDELAYDJNZR3,D41MOVR2,#7FHMOVR3,#08HD410:MOVA,P1CJNEA,#0FFH,D42MOVA,R2MOVP0,ARRAMOVR2,AACALLDELAYDJ
2、NZR3,D410JMPD400D42:ACALLD1JMPD3D400:MOVR3,#04HD401:MOVA,P1CJNEA,#0FFH,D402MOVA,#0AAHMOVp0,ALCALLDELAYMOVA,#55HMOVp0,ALCALLDELAYDJNZR3,D401JMPD4000D402:ACALLD1JMPD3D4000:MOVR2,#0FFHMOVR3,#09HD4001:MOVA,P1CJNEA,#0FFH,D4002MOVA,R2CLRCRLCAMOVR2,AMOVP0,AACALLDELAYDJNZR3,D4001MOVR
3、3,#09HD40010:MOVA,P1CJNEA,#0FFH,D4002MOVA,R2SETBCRRCAMOVR2,AMOVP0,AACALLDELAYDJNZR3,D40010JMPD4D4002:ACALLD1JMPD3D5:CJNER4,#01H,D6D50:MOVR2,#0FEHMOVR3,#07HD51:D510:MOVA,P1CJNEA,#0FFH,D52MOVA,R2MOVP0,ARLAMOVR2,AACALLDELAYDJNZR3,D510MOVR2,#7FHMOVR3,#08HD511:MOVA,P1CJNEA,#0FFH,D
4、52MOVA,R2MOVP0,ARRAMOVR2,AACALLDELAYDJNZR3,D511JMPD50D52:ACALLD1JMPD3D6:CJNER4,#02H,D7D60:MOVR3,#04hD61:MOVA,P1CJNEA,#0FFH,D62MOVA,#0AAHMOVp0,ALCALLDELAYMOVA,#55HMOVp0,ALCALLDELAYDJNZR3,D61JMPD60D62:ACALLD1JMPD3D7:CJNER4,#03H,D8D70:MOVR2,#0FFHMOVR3,#09HD71:MOVA,P1CJNEA,#0FFH,
5、D72MOVA,R2CLRCRLCAMOVR2,AMOVP0,AACALLDELAYDJNZR3,D71MOVR3,#09HD710:MOVA,P1CJNEA,#0FFH,D72MOVA,R2SETBCRRCAMOVR2,AMOVP0,AACALLDELAYDJNZR3,D710JMPD70D72:ACALLD1JMPD3D8:LJMPD4D1:ACALLDELAY1MOVA,P1CPLAMOVR4,#00HD2:RRACLRACC.7;必须的INCR4JNZd2D20:MOVA,P1CJNEA,#0FFH,d20ACALLDELAY1RET;-
6、----------------------------------------------------------------------------------------------延时程序DELAY1:MOVR7,#01H;消抖延时程序10mSDL1:MOVR6,#26HDL0:MOVR5,#82HDJNZR5,$DJNZR6,DL0DJNZR7,DL1RETDELAY:MOV32H,#1DH;0.4S误差0usDL3:MOV31H,#46HDL2:MOV30H,#61HDJNZ30H,$DJNZ31H,DL2DJNZ32H,DL3RET
7、END
