标准ASCII码BinOctDecHex缩写/字符解释000000000000NUL(null)空字符000000011101SOH(startofheadline)标题开始000000102202STX(startoftext)正文开始000000113303ETX(endoftext)正文结束000001004404EOT(endoftransmission)传输结束000001015505ENQ(enquiry)请求000001106606ACK(acknowledge)收到通知000001117707BEL(bell)响铃0000100010808BS(backspace)退格0000100111909HT(horizontaltab)水平制表符0000101012100ALF(NLlinefeed,newline)换行键0000101113110BVT(verticaltab)垂直制表符0000110014120CFF(NPformfeed,newpage)换页键0000110115130DCR(carriagereturn)回车键0000111016140ESO(shiftout)不用切换0000111117150FSI(shiftin)启用切换00010000201610DLE(datalinkescape)数据链路转义00010001211711DC1(devicecontrol1)设备控制100010010221812DC2(devicecontrol2)设备控制200010011231913DC3(devicecontrol3)设备控制300010100242014DC4(devicecontrol4)设备控制400010101252115NAK(negativeacknowledge)拒绝接收00010110262216SYN(synchronousi