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…….…..…….2…………….….…….7…………………….…….17………………………….……….27…………………….……….31………………..…………341(1)0--5V,-5V-+5V,-8V-+8V(2)(3)(4)(5)(6)2(7)4MHz(8)4MHz(9)PWM(10)(11)(12(13)(14)(15)8LED(16)4x6(17)(18)8255(19)(20)(21)(DIP40/28/24/20/18/16/14)(22)(23)(24)(25)(26)3456803180C196CPU8088/8086CPU2.1LED62.24x6LED2.174HC374MC1413LED74HC245374245245374245245374245LED74HC374LEDLEDKEY/LEDCS0X002H,0X004H,0X001H,XKEY/LEDCSKEY/LEDCSCS008002H,08004H,08001H.72.1LED82.3LED2.2LED82.2L0-L71P12.48KO-K7K0-K710.2.32.32.5(PULSE)(PULSE),92.42.64MHz4MHzL,2MHz,lhff-Iz,500KHz,250KHz,125KHz,62.5KHz2.52.72.62.81+5V2.7102.72.9A/D0-5VA/DCPUA/DA/D2.8A/D2.10D/AD/AD/ADAC0832,112.9D/A2.11PWM2.10PWM2.122.112.122.132.142.13122.132.1532K612564K4K0000H-0FFFHRAMCS2.16D740074042.142.172.15132.1814040282416142.19AD0-AD78A0-A1516ALERD,WRCPUI/OPlRXD,TXD2.202-12-12.21TTLRS232POD51/96POD8086TXD,RXD14TTLRS232RS232TTLRS232PCRS2322.221.80C5180C196POD51/96POD51/962.16POD51/96SlCPU8051805180C19680C19680C51EA80C51CPUCPU805180C196KCCPU,CPUCPUCPU152.8088/86POD8086POD8086POD80868088/8682518253825916LED805180C196POD51/96S1805180196,CPUCPULEDCPU805180968088/868088LED8088LEDLEDPCTraceHereStepExec3.13.1LED6LED424172223120,34(SFR)24[RSTRST3.1.1RST8051MCS196809680888088000080962080H.80881000H)CPU3.1.20..F16163.1.3MONMON3.1.4[Trace]MONLEDP[Trace][Trace]CALL3.1.5StepStep181StepStep][Trace][Trace]3..6Last121.2.1[Last]1Last1,3.1.7Next121.2.1[Next]1Next1,3.1.8HereRUN.STEP,TRACE191.000080C1962080H8088/861000H[RST][MON]P”4[Here]HereAHere2.(StepTrace)MONPHere3.1.9Exec[Exec]3.23.2.1203.2.23.2.2.1RS2323.2.2.2(1)RST(2)MONp(3)4(4)[Next][Last2(5)[RST][MON]4[Next[Next][Last]163.2.33.2.3.1[Trace](1)RST21(2)MONP.(3)4(4)[Trace][Trace]3.2.3.2[Step5.1.5(1)RST(2)[MON]P(3)4(4)[Step][Step]3.2.3.3(1)RST(2)[MON]P(3)4(4)[Here](5)[Exec](6RST223.2.3.4(1)R101H(2)222(3)[Next][Last](4)[Next][Last](5)[0][F]A8051(SFR)(SFR)(1)(SFR)ACCEOH(2)320231(3)[Next][Last](4)[Next][Last]23(5)[0][F].[RST](1)[MON]P(2)442(3)[Next][Last]24[0][F](4)[Next][Last]B80C196(SFR)80C196RAM(1)intmask0008H(2)422(3)[Next]Last(4)[Next][Last](5)[0][F]C8088/86CPU4(1)[MON]P24(2)442(3)[Next][Last]24[0][F](4)[Next][Last]8088/86CPU2(1)MONP(2)8088/8086Fl2(3)[Next][Last][0]..[F](4)Next[Last/3-1AL00HAH0IHBL2HBH03HCL04HCH05HDL06HDH07HSPL08HSPH09HBPL0AHBPH0BHSIL0CHSIH0DHDIL0EHDIH0FHIPL10HIPH11HFL12HFH13HCSL14HCSH15HDSL16HDSH17HSSL18HSSH19HESL1AHESH1BHSP(1)MONLEDP(2)[0]..[F]SP0825(3)[Next]LEDSPLSP(4)[Next]LEDSPHSP26324284LA0..LA328816RD,WR,PSEN,ALE44.1(SRAM)08234H,RAMCSCS0LA2RAMCS10M/S.56HSRAM08234H8P280C196P43CS0LA2SRAM8P080C196P3ALE8P0(80C196P356HWRSRAM274.1SRAM8P280C196P4)3CS0SRAM8P080C196P3ALE8P0(80C196P3RDSRAMP080C196P3CPU284.24.21M/S2400`ALA1TXDTI,2400416usA01000001Lab2000P4LA0..LA34.3LA3ALA229BLA1CLA0D4.3LA3h20m120m)81h20ms20ms81LA2110m(h20m120m)811loms20ms20ms81LA1LA0304.4A/DD/A8255RAM/LED1)2)20TEST1TEST2TEST1TEST24.5313)RST4)5)LEDRST1LED82.LED3RAMLED-RAM4ADLEDA/D5LED-6825582558255PC0~PC37DADA8255825532LED-82558LEDLED335LED8051/343536376.1238394041(5)4243CPU4445