000001002003005006007008004主存bacLOAD005ADD006SUB007STORE008HALT存储器数据寄存器数据总线累加器ALU计算机工作过程a+b-c=?000001002003005006007008004主存bacLOAD005ADD006SUB007STORE008HALT存储器数据寄存器数据总线累加器ALULOAD005aaa取数指令计算机工作过程000001002003005006007008004主存bacLOAD005ADD006SUB007STORE008HALT存储器数据寄存器数据总线累加器ALULOAD005ADD006abaa+b加法指令ab计算机工作过程000001002003005006007008004主存bacLOAD005ADD006SUB007STORE008HALT存储器数据寄存器数据总线累加器ALULOAD005ADD006aba+bbSUB007cca+b-c减法指令计算机工作过程000001002003005006007008004主存bacLOAD005ADD006SUB007STORE008HALT存储器数据寄存器数据总线累加器ALULOAD005ADD006aba+bbSUB007cca+b-cSTORE008a+b-ca+b-ca+b-c存数指令计算机工作过程000001002003005006007008004主存bacLOAD005ADD006SUB007STORE008HALT存储器数据寄存器数据总线累加器ALULOAD005ADD006aba+bbSUB007cca+b-cSTORE008a+b-ca+b-ca+b-cHALT停机指令计算机工作过程a+b-c=?芯片制造过程1.微处理器是通过光刻工艺进行加工的。这就是为什么微处理器可以拥有二十多层的晶体管。微处理器是怎样制造出来的2.第一层：利用激光器从“硅锭(siliconingot)”上“切割(slice)”下“硅片(wafer)”，直径约20cm。Intel可以在每一硅片上制作数百个微处理器。每一个微处理器都不足一平方厘米。微处理器是怎样制造出来的?Actuallymostcomputerslooklikethis…WhatisaComputerSystem?计算机应用类型Desktopcomputers(台式机) Acomputerdesignedforusebyanindividual,usuallyincorporatingagraphicsdisplay,keyboard,andmouse.Servers(服务器)Acomputerusedforrunninglargerprogramsformultipleusersoftensimultaneouslyandtypicallyaccessedonlyviaanetwork.supercomputer:Aclassofcomputerswiththehighestperformanceandcost;theyareconfiguresasserversandtypicallycostmillionsofdollars.Supercomputersareusuallyusedforhigh-endscientificandengineeringcalculation,suchasweatherforecasting,oilexploration,proteinstructuredetermination,andotherlarge-scaleproblems .Embeddedcomputers(嵌入式计算机) Acomputerinsideanotherdeviceusedforrunningonepredeterminedapplicationorcollectiono