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<div align="center" class="btitle">检测CPU的型号 <br>
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<div align="center"><strong>CoDelphi.com </strong></div>
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摘 要</b>：如何检测CPU的型号 <br>
<b> 关键字</b>：CPU 微处理器 微 处理器 检测 型号 <br>
<b> 类 别</b>：系统控制
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<span class="content">Unit CPUid; <Br><Br>Interface <Br><Br>Type <Br><Br> TCpuType = (cpu8086, cpu286, cpu386, cpu486, cpuPentium); <Br><Br>Function CpuType : TCpuType; <Br>Function CpuTypeString : String; <Br><Br>Implementation <Br><Br>Uses <Br> SysUtils; <Br><Br>Function CpuType : TCpuType; ASSEMBLER; <Br>Asm <Br> // 8086 CPU 检测<Br> push ds <Br> pushf <Br> pop bx <Br> mov ax, 0fffh <Br> and ax, bx <Br> push ax <Br> popf <Br> pushf <Br> pop ax <Br> and ax, 0f000h <Br> cmp ax, 0f000h <Br> mov ax, cpu8086 <Br> je @@End_CpuType <Br><Br> // 80286 CPU检测 <Br><Br> or bx, 0f000h <Br> push bx <Br> popf <Br> pushf <Br> pop ax <Br> and ax, 0f000h <Br> mov ax, cpu286 <Br> jz @@End_CpuType <Br><Br> // 386 CPU 检测<Br><Br> db 66h <Br> pushf <Br> db 66h <Br> pop ax <Br> db 66h <Br> mov cx, ax <Br> db 66h <Br> xor ax, 0h <Br> dw 0004h <Br> db 66h <Br> push ax <Br> db 66h <Br> popf <Br> db 66h <Br> pushf <Br> db 66h <Br> pop ax <Br> db 66h <Br> xor ax, cx <Br> mov ax, cpu386 <Br> je @@End_CpuType <Br><Br> // 486 CPU 检测<Br><Br> db 66h <Br> pushf <Br> db 66h <Br> pop ax <Br> db 66h <Br> mov cx, ax <Br> db 66h <Br> xor ax, 0h <Br> dw 0020h <Br> db 66h <Br> push ax <Br> db 66h <Br> popf <Br> db 66h <Br> pushf <Br> db 66h <Br> pop ax <Br> db 66h <Br> xor ax, cx <Br> mov ax, cpu486 <Br> je @@End_CpuType <Br><Br> // Pentium CPU 检测<Br><Br> db 66h <Br> mov ax, 1 <Br> dw 0 <Br> db 66h <Br> db 0Fh <Br> db 0a2h <Br> db 66h <Br> and ax, 0F00H <Br> dw 0 <Br> db 66h <Br> shr ax, 8 <Br> sub ax, 1 <Br><Br> @@End_CpuType: <Br><Br> pop ds <Br><Br>End; <Br><Br>Function CpuTypeString : String; <Br><Br>Var <Br><Br> Kind : TCpuType; <Br><Br>Begin <Br><Br> Kind := CpuType; <Br><Br> Case Kind Of <Br><Br> cpu8086 : Result := '8086'; <Br> cpu286 : Result := '286'; <Br> cpu386 : Result := '386'; <Br> cpu486 : Result := '486'; <Br> cpuPentium : Result := 'Pentium'; <Br><Br> Else Result := Format ('P%d', [Ord (kind)]); <Br><Br> End; <Br><Br>End; <Br><Br>End.<Br><Br></span>
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