键盘按键的各种编码对照表

2023-12-22 06:10| 来源: 网络整理| 查看: 265

本附录中的各表列举了键盘按键扫描码和其ASCII码之间的对照关系，表中数据都是十六进制形式。

在用中断16H的0号功能时，当按下任意一个键或组合键时，寄存器AH和AL分别保存着该按键的扫描码和ASCII码。

表1、ASCII码的编码方案高位 | 低位0000010100111001011101110000NULDELSP0@P`p0001SOHDC1!1AQaq0010STXDC2“2BRbr0011ETXDC3#3CScs0100EOTDC4$4DTdt0101ENQNAK%5EUeu0110ACKSYN&6FVfv0111BELETB‘7GWgw1000BSCAN(8HXhx1001HTEM)9IYiy1010LFSUB*:JZjz1011VTESC'+;K[k{1100FFFSN^n~1111SIUS/?O_oDel 表2、字母和空格按键的编码表按　键单　键SHIFTCTRLALT按　键扫描码ASCII码扫描码ASCII码扫描码ASCII码扫描码ASCII码a and A1E611E411E011E00b and B3062304230023000c and C2E632E432E032E00d and D2064204420042000e and E1265124512051200f and F2166214621062100g and G2267224722072200h and H2368234823082300i and I1769174917091700j an1 J246A244A240A2400k and K256B254B250B2500l and L266C264C260C2600m and M326D324D320D3200n and N316E314E310E3100o and O186F184F180F1800p and P1970195019101900q and Q1071105110111000r and R1372135213121300s and S1F731F531F131F00t and T1474145414141400u and U1675165516151600v and V2F762F562F162F00w and W1177115711171100x and X2D782D582D182D00y and Y1579155915191500z and Z2C7A2C5A2C1A2C00SpaceBar3920392039203920 表3、功能键的编码表按　键单　键SHIFTCTRLALT按　键扫描码ASCII码扫描码ASCII码扫描码ASCII码扫描码ASCII码F13B0054005E006800F23C0055005F006900F33D00560060006A00F43E00570061006B00F53F00580062006C00F64000590063006D00F741005A0064006E00F842005B0065006F00F943005C0066007000F1044005D0067007100F118500870089008B00F12860088008A008C00 表4、数字键盘的编码表按　键单　键SHIFTCTRLALT按　键扫描码ASCII码扫描码ASCII码扫描码ASCII码扫描码ASCII码Ins & 0520052309200End & 14F004F3175000001↓ & 25000503291000002PgDn & 35100513376000003← & 44B004B347300000454C004C358F000005→ & 64D004D3674000006Home & 74700473777000007↑ & 8480048388D000008PgUp & 94900493984000009+4E2B4E2B90004E00-4A2D4A2D8E004A00Del & ‘.’5300532E9300*372A372A96003700 表5、第一排数字键盘的编码表键单　键SHIFTCTRLALT按　键扫描码ASCII码扫描码ASCII码扫描码ASCII码扫描码ASCII码` and ~2960297E29001 and !0231022178002 and @03320340030079003 and #043304237A004 and $053405247B005 and %063506257C006 and ^0736075E071E7D007 and &083708267E008 and *0938092A7F009 and (0A390A3880000 and )0B300B298100- and _0C2D0C5F0C1F8200= and +0D3D0D2B8300 表6、操作按键的编码表按　键单　键SHIFTCTRLALT按　键扫描码ASCII码扫描码ASCII码扫描码ASCII码扫描码ASCII码Esc011B011B011B0100Backspace0E080E080E7F0E00Tab0F090F009400A500Enter1C0D1C0D1C0A1C 表7、标号按键的编码表按　键单　键SHIFTCTRLALT按　键扫描码ASCII码扫描码ASCII码扫描码ASCII码扫描码ASCII码[ and {1A5B1A7B1A1B1A00] and }1B5D1B7D1B1D1B00; and :273B273A27’ and "2827282228/ and |2b5C2b7C2B1C2b, and 342E343E34/ and ?352F353F35 表8、附加按键的编码表按　键单　键SHIFTCTRLALT按　键扫描码ASCII码扫描码ASCII码扫描码ASCII码扫描码ASCII码Slash(/)E02FE02F950A400EnterE00DE00DE00AA600Home47E047E077E09700End4FE04FE075E09F00PageUp49E049E084E09900PageDown51E051E076E0A100DnArrow50E050E091E0A000LeftArrow4BE04BE073E09B00RightArrow4DE04DE074E09D00UpArrow48E048E08DE09800Ins52E052E092E0A200Del53E053E093E0A3 表9、其它按键的扫描码

当这些键被按下时，BIOS并没有把它们的扫描码输入键盘缓冲区。

按　键扫描码CapsLock3ANumLock45ScrollLock46Shift(Left)2AShift(Right)36Alt38Ctrl1DPrtScreen37

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