【正文】 ；取行線編號(hào)CLR C RLC A ；行編號(hào)2RCL A ；行編號(hào)4+列編號(hào)=按鍵編號(hào)MOV 30H,A ；存按鍵編號(hào)POP PSW POP Acc RET1 數(shù)字濾波程序FILTER: MOV A,2CHCJNZ A,2DH,CMPI AJMP A,CMP2CMP1: JNC CMP1 XCH A,2DH XCH A,2CHCMP2: MOV A,2DHCJNE A,2EH,CMP3 MOV 2AH,ARETCMP3: JC CMP4 MOV AH,ARETCMP4: MOV A,2EH CJME A,2CH,CMP5MOV 2AH,ARETCMP5: JC CMP6 XCH A,2CH CMP6: MOV 2AH,ARET計(jì)算t= f(R)的程序如下：FPLN: POP DPHPOP DPL ；從堆棧中得到au的指針CLR AMOVC A,A+DPTR ；取出anpMOV R6,AINC DPTRCLR AMOVC A,A+DPTR ；取出anlMOV R2,AINC DPTRCLR AMOVC A,A+DPTR ；取出anlMOV R3,AINC DPTRFP1: MOV A,R0XRL A,R6MOV C,MOV 38H,C ；暫存乘積符號(hào)INC R0MOV A,R0 ；取出X的尾數(shù)MOV R5,ADEC R0DEC R0LCALL DMUL ；調(diào)用定點(diǎn)雙字節(jié)小數(shù)乘法子程序MOV A,R2JB ,FP2MOV A,R7 ；左規(guī)格化一位RLC AMOV A,R3RLC AMOV R3，AMOV A,RZRLC AMOV R2,ADEC R6FPZ: MOV A,R6 ；計(jì)算乘積的階碼ADD A,R0MOV C,38HMOV ,CMOV R6,ACLR AMOVC A,A+DPTR ；取出aipMOV R7,AINC DPTRCLR AMOVC A,A+DPTR ；取出aikMOV R4,AINC DPTRCLR AMOVC A,A+DPTR ；取出ailMOV R5,AINC DPTRCLR 3AHLCALL FABP ；調(diào)用浮點(diǎn)加法子程序MOV A,R4MOV R6,ACLR AMOVC A,A+DPTR ；取出下一個(gè)字節(jié)CJNE A,40H，F(xiàn)P1LCALL FSTR ；結(jié)束并回送計(jì)算結(jié)果CLR AJMP A+DPTR ；轉(zhuǎn)回后續(xù)指令PID程序設(shè)計(jì)PID: MOV R5,31H ；取WMOV R4,32HMOV R3,00H ；取YiMOV R2,2AHACALL CPL1 ；取Yi的補(bǔ)碼ACALL DSUM ；計(jì)算ei=WYiMOV 39H,R7 ；存eiMOV 3AH,R6MOV R5,35H ；取IMOV R4,36HMOV R0,4AH ；R0放入乘積高位字節(jié)地址指針ACALL MULT1 ；計(jì)算MOV R5,39H ；取MOV R4,3AHMOV R3,3BH ；取MOV R2,3CHACALL CPL1 ；求的補(bǔ)碼ACALL DSUB ；求MOV A,R7MOV R5,A ；存MOV A,R6MOV R4,AMOV R3,4BH ；取MOV R2,4AHACALL DSUM ；求 MOV 4BH,R7MOV 4AH，R6 MOV R5,39HMOV R4,3AH ；取MOV R3,3DHMOV R2,3EH ；取ACALL DSUM ；計(jì)算MOV A,R7MOV R5,AMOV A,R6MOV R4,AMOV R3,3BHMOV R2,3CH ；取ACALL CPL1 ；求的補(bǔ)碼ACALL DSUM ；計(jì)算MOV A,R7MOV R5,A ；存和MOV A,R6MOV R4,AMOV R3,3BHMOV R3,3CH ；取ACALL CPL1 ；求的補(bǔ)碼ACALL DSUM ；計(jì)算MOV R5,37H ；取DMOV R4,38HMOV R0,46HACALL MULT1 ；求出MOV R5,47HMOV R4,46H ；存MOV R3,4BHMOV R2,4AH ；取ACALL DSUM ；計(jì)算MOV R5,33H ；取MOV R4,34HMOV R0,46HACALL MULTl ；計(jì)算MOV R3,47HMOV R2,46HMOV R5,2FH ；取MOV R4,30HACALL DSUM ；求出MOV 2FH,R7 MOV 30H,R6MOV 3DH,3BH ；存MOV 3EH,3CHMOV 3BH,39H ；存MOV 3CH,3AHRET DSUM: MOV A,R4ADD A,R2MOV R6,AMOV A,R5ADDC A,R3MOV R7,ARETCPLI: MOV A,R2CPL AADD A,0lHMOV R2,AMOV A,R3CPL AADDC A,00HMOV R3,ARETMULTI: MOV A,R7RLC AMOV SIGN1,C ；存被乘數(shù)符號(hào)位JNC POS1 ；被乘數(shù)為正轉(zhuǎn)MOV A,R6 ；求補(bǔ)CPL AADD A,0lHMOV R6,AMOV A,R7CPL AADDC A,00HMOV R7,APOSI: OV A,R5RLC AMOV SIGN2,C ；存乘數(shù)符號(hào)位JNC POS2 ；乘數(shù)為正轉(zhuǎn)MOV A,R4CPL AADD A,0lHMOV R4,AMOV A,R5CPL AADDC A,00HMOV R5,APOSZ: ACALL MUL1，MOV C,SIGN1ANL C,SIGN2JC TPL ；C=1是兩個(gè)負(fù)數(shù)相乘轉(zhuǎn)MOV C,SIGN1ORL C,SIGN2JNC TPL ；C=0是兩個(gè)正數(shù)相乘轉(zhuǎn)DEC R0DEC R0DEC R0MOV A,R0CPL AADD A,0lHMOV R0,AINC R0MOV A,ROCPL AADDC A,00HTPL: RETMULT: MOV A,R6 ；取bMOV B,R4 ；取dMUL AB ；求bdMOV Ro,A ；求bdLMOV R3,B ；求bdLMOV A,R4 ；取dMOV B,R7 ；取aMUL AB ；求adADD A,R3 ；求adL+bdHMOV R3,A ；暫存adL+bdHMOV A,BADDC A,00H ；adH MOV R2,A ；暫存MOV A,R6 ；取bMOV B,R5 ；取cMUL AB ；求bcADD A,R3 ；求adL+bcL+bdHINC R0 ；修改指針MOV R0,A ；乘積第三字節(jié)存入CLR 55BH ；清標(biāo)志MOV A,R2ADDC A,B ；求adH+bcHMOV R2,AJNC LAST ；無進(jìn)位數(shù)SETB 5BH ；置進(jìn)位標(biāo)志MOV A,R7 ；取aMOV B,R5 ；取cMUL AB ；求acADD A,R2 ；求acL+adH+bcHINC R0MOV R0,A ；存積的第二個(gè)字節(jié)MOV A,BADDC A,00HMOV C,5BHADDC A,00HINC R0 ；修改指針MOV R0,A ；存積的最高字節(jié)RET長春工業(yè)大學(xué)人文信息學(xué)院畢業(yè)設(shè)計(jì)（論文）（質(zhì)量、水平，能否參加答辯） 指導(dǎo)教師簽字 年 月 日 （質(zhì)量、水平，能否參加答辯） 評(píng)閱教師簽字 年 月 日