One byte keycodes: kRight 01 kLeft 02 kUp 03 kDown 04 kEnter 05 kAlphaEnter 06 kAlphaUp 07 kAlphaDown 08 kClear 09 kDel 0A kIns 0B kRecall 0C kLastEnt 0D kBOL 0E kEOL 0F kSelAll 10 kUnselAll 11 kLtoTI82 12 kBackup 13 kRecieve 14 kLnkQuit 15 kTrans 16 kRename 17 kOverw 18 kOmit 19 kCont 1A kSendID 1B kSendSW 1C kYes 1D kNoWay 1E kvSendType 1F kOverWAll 20 kNo 25 kKReset 26 kApp 27 kDoug 28 kListflag 29 kAreYouSure 2B kAppsMenu 2C kPrgm 2D kZoom 2E kDraw 2F kSPlot 30 kStat 31 kMath 32 kTest 33 kChar 34 kVars 35 kMem 36 kMatrix 37 kDist 38 kAngle 39 kList 3A kCalc 3B kFin 3C kCatalog 3E kOff 3F kQuit 40 kLinkIO 41 kMatrixEd 42 kStatEd 43 kGraph 44 kMode 45 kPrgmEd 46 kPrgmCr 47 kWindow 48 kYequ 49 kTable 4A kTblSet 4B kChkRAM 4C kDelMem 4D kResetMem 4E kResetDef 4F kPrgmInput 50 kZFactEd 51 kError 52 kSolveTVM 53 kSolveRoot 54 kStatP 55 kInfStat 56 kFormat 57 kExtApps 58 kNewApps 59 kTrace 5A kZFit 5B kZIn 5C kZOut 5D kZPrev 5E kBox 5F kDecml 60 kSetZm 61 kSquar 62 kStd 63 kTrig 64 kUsrZm 65 kZSto 66 kZInt 67 kZStat 68 kSelect 69 kCircl 6A kClDrw 6B kLine 6C kPen 6D kPtChg 6E kPtOff 6F kPtOn 70 kVert 71 kHoriz 72 kText 73 kTanLn 74 kEval 75 kInters 76 kDYDX 77 kFnIntg 78 kRootG 79 kDYDT 7A kDXDT 7B kDRDo 7C KGFMin 7D KGFMax 7E kListName 7F kAdd 80 kSub 81 kMul 82 kDiv 83 kExpon 84 kLParen 85 kRParen 86 kLBrack 87 kRBrack 88 kShade 89 kStore 8A kComma 8B kChs 8C kDecPnt 8D k0 8E k1 8F k2 90 k3 91 k4 92 k5 93 k6 94 k7 95 k8 96 k9 97 kEE 98 kSpace 99 kCapA 9A kCapB 9B kCapC 9C kCapD 9D kCapE 9E kCapF 9F kCapG A0 kCapH A1 kCapI A2 kCapJ A3 kCapK A4 kCapL A5 kCapM A6 kCapN A7 kCapO A8 kCapP A9 kCapQ AA kCapR AB kCapS AC kCapT AD kCapU AE kCapV AF kCapW B0 kCapX B1 kCapY B2 kCapZ B3 kVarx B4 kPi B5 kInv B6 kSin B7 kASin B8 kCos B9 kACos BA kTan BB kATan BC kSquare BD kSqrt BE kLn BF kExp C0 kLog C1 kALog C2 kToABC C3 kClrTbl C4 kAns C5 kColon C6 kNDeriv C7 kFnInt C8 kRoot C9 kQuest CA kQuote CB kTheta CC kIf CD kThen CE kElse CF kFor D0 kWhile D1 kRepeat D2 kEnd D3 kPause D4 kLbl D5 kGoto D6 kISG D7 kDSL D8 kMenu D9 kExec DA kReturn DB kStop DC kInput DD kPrompt DE kDisp DF kDispG E0 kDispT E1 kOutput E2 kGetKey E3 kClrHome E4 kPrtScr E5 kSinH E6 kCosH E7 kTanH E8 kASinH E9 kACosH EA kATanH EB kLBrace EC kRBrace ED kI EE kCONSTeA EF kPlot3 F0 kFMin F1 kFMax F2 kL1A F3 kL2A F4 kL3A F5 kL4A F6 kL5A F7 kL6A F8 kunA F9 kvnA FA kwnA FB FE (ExtendEcho) prefixed keys: kDrawInv fe00 kDrawF fe01 kPixelOn fe02 kPixelOff fe03 kPxlTest fe04 kRCGDB fe05 kRCPic fe06 kSTGDB fe07 kSTPic fe08 kAbs fe09 kTEqu fe0a kTNoteQ fe0b kTGT fe0c kTGTE fe0d kTLT fe0e kTLTE fe0f kAnd fe10 kOr fe11 kXor fe12 kNot fe13 kLR1 fe14 kXRoot fe15 kCube fe16 kCbRt fe17 kToDec fe18 kCubicR fe19 kQuartR fe1a kPlot1 fe1b kPlot2 fe1c kRound fe1d kIPart fe1e kFPart fe1f kInt fe20 kRand fe21 kNPR fe22 kNCR fe23 kXFactorial fe24 kRad fe25 kDegr fe26 kAPost fe27 kToDMS fe28 kRToPo fe29 kRToPr fe2a kPToRx fe2b kPToRy fe2c kRowSwap fe2d kRowPlus fe2e kTimRow fe2f kTRowP fe30 kSortA fe31 kSortD fe32 kSeq fe33 kMin fe34 kMax fe35 kMean fe36 kMedian fe37 kSum fe38 kProd fe39 kDet fe3a kTransp fe3b kDim fe3c kFill fe3d kIdent fe3e kRandm fe3f kAug fe40 kOneVar fe41 kTwoVar fe42 kLR fe43 kLRExp fe44 kLRLn fe45 kLRPwr fe46 kMedMed fe47 kQuad fe48 kClrLst fe49 kHist fe4a kxyLine fe4b kScatter fe4c kmRad fe4d kmDeg fe4e kmNormF fe4f kmSci fe50 kmEng fe51 kmFloat fe52 kFix fe53 kSplitOn fe54 kFullScreen fe55 kStndrd fe56 kParam fe57 kPolar fe58 kSeqG fe59 kAFillOn fe5a kAFillOff fe5b kACalcOn fe5c kACalcOff fe5d kFNOn fe5e kFNOff fe5f kPlotsOn fe60 kPlotsOff fe61 kPixelChg fe62 kSendMBL fe63 kRecvMBL fe64 kBoxPlot fe65 kBoxIcon fe66 kCrossIcon fe67 kDotIcon fe68 kSeqential fe69 kSimulG fe6a kPolarG fe6b kRectG fe6c kCoordOn fe6d kCoordOff fe6e kDrawLine fe6f kDrawDot fe70 kAxisOn fe71 kAxisOff fe72 kGridOn fe73 kGridOff fe74 kLblOn fe75 kLblOff fe76 kL1 fe77 kinfData fe77 kL2 fe78 kinfStats fe78 kL3 fe79 kinfYes fe79 kL4 fe7a kinfNo fe7a kL5 fe7b kinfCalc fe7b kL6 fe7c kinfDraw fe7c kMatA fe7d kinfAlt1ne fe7d kMatB fe7e kinfAlt1lt fe7e kMatC fe7f kinfAlt1gt fe7f kMatD fe80 kinfAlt2ne fe80 kMatE fe81 kinfAlt2lt fe81 kXmin fe82 kinfAlt2gt fe82 kXmax fe83 kinfAlt3ne fe83 kXscl fe84 kinfAlt3lt fe84 kYmin fe85 kinfAlt3gt fe85 kYmax fe86 kinfAlt4ne fe86 kYscl fe87 kinfAlt4lt fe87 kTmin fe88 kinfAlt4gt fe88 kTmax fe89 kinfAlt5ne fe89 kTStep fe8a kinfAlt5lt fe8a kOmin fe8b kinfAlt5gt fe8b kOmax fe8c kinfAlt6ne fe8c kOStep fe8d kinfAlt6lt fe8d kinfAlt6gt fe8e ku0 fe8e kv0 fe8f knMin fe90 knMax fe91 kDeltaY fe92 kDeltaX fe93 kZXmin fe94 kZXmax fe95 kZXscl fe96 kZYmin fe97 kZYmax fe98 kZYscl fe99 kZTmin fe9a kZTmax fe9b kZTStep fe9c kZOmin fe9d kZOmax fe9e kZOStep fe9f kZu0 fea0 kZv0 fea1 kZnMin fea2 kZnMax fea3 kDelLast fea4 kSinReg fea5 kConstE fea6 kPic1 fea7 kPic2 fea8 kPic3 fea9 kDelVar feaa kGetCalc feab kRealM feac kPolarM fead kRectM feae kuv feaf kvw feb0 kuw feb1 kFinPMTend feb2 kFinPMTbeg feb3 kGraphStyle feb4 kExprOn feb5 kExprOff feb6 kStatA feb7 kStatB feb8 kStatC feb9 kCorr feba kStatD febb kStatE febc kRegEq febd kMinX febe kQ1 febf kMD fec0 kQ3 fec1 kMaxX fec2 kStatX1 fec3 kStatY1 fec4 kStatX2 fec5 kStatY2 fec6 kStatX3 fec7 kStatY3 fec8 kTblMin fec9 kTblStep feca kSetupLst fecb kClrAllLst fecc kLogistic fecd kZTest fece kTTest fecf k2SampZTest fed0 k2SampTTest fed1 k1PropZTest fed2 k2PropZTest fed3 kChiTest fed4 k2SampFTest fed5 kZIntVal fed6 kTIntVal fed7 k2SampTInt fed8 k2SampZInt fed9 k1PropZInt feda k2PropZInt fedb kDNormal fedc kInvNorm fedd kDT fede kChi fedf kDF fee0 kBinPDF fee1 kBinCDF fee2 kPoiPDF fee3 kPoiCDF fee4 kun fee5 kvn fee6 kwn fee7 kRecn fee8 kPlotStart fee9 kZPlotStart feea kXFact feeb kYFact feec kANOVA feed kMaxY feee kWebOn feef kWebOff fef0 kTblInput fef1 kGeoPDF fef2 kGeoCDF fef3 kShadeNorm fef4 kShadeT fef5 kShadeChi fef6 kShadeF fef7 kPlotStep fef8 kZPlotStep fef9 kLinRegtTest fefa kMGT fefb kSelectA fefc kZFitA fefd FC (ExtendEcho2) prefixed keys: kGDB1 fc00 kGDB2 fc01 kGDB3 fc02 kY1 fc03 kY2 fc04 kY3 fc05 kY4 fc06 kY5 fc07 kY6 fc08 kY7 fc09 kY8 fc0a kY9 fc0b kY0 fc0c kX1T fc0d kY1T fc0e kX2T fc0f kY2T fc10 kX3T fc11 kY3T fc12 kX4T fc13 kY4T fc14 kX5T fc15 kY5T fc16 kX6T fc17 kY6T fc18 kR1 fc19 kR2 fc1a kR3 fc1b kR4 fc1c kR5 fc1d kR6 fc1e kGDB4 fc1f kGDB5 fc20 kGDB6 fc21 kPic4 fc22 kPic5 fc23 kPic6 fc24 kGDB7 fc25 kGDB8 fc26 kGDB9 fc27 kGDB0 fc28 kPic7 fc29 kPic8 fc2a kPic9 fc2b kPic0 fc2c kStatN fc2d kXMean fc2e kConj fc2f kReal fc30 kFAngle fc31 kLCM fc32 kGCD fc33 kRandInt fc34 kRandNorm fc35 kToPolar fc36 kToRect fc37 kYMean fc38 kStdX fc39 kStdX1 fc3a kw0 fc3b kMatF fc3c kMatG fc3d kMatRH fc3e kMatI fc3f kMatJ fc40 kYMean1 fc41 kStdY fc42 kStdY1 fc43 kMatToLst fc44 kLstToMat fc45 kCumSum fc46 kDeltaLst fc47 kStdDev fc48 kVariance fc49 kLength fc4a kEquToStrng fc4b kStrngToEqu fc4c kExpr fc4d kSubStrng fc4e kInStrng fc4f kStr1 fc50 kStr2 fc51 kStr3 fc52 kStr4 fc53 kStr5 fc54 kStr6 fc55 kStr7 fc56 kStr8 fc57 kStr9 fc58 kStr0 fc59 kFinN fc5a kFinI fc5b kFinPV fc5c kFinPMT fc5d kFinFV fc5e kFinPY fc5f kFinCY fc60 kFinFPMT fc61 kFinFI fc62 kFinFPV fc63 kFinFN fc64 kFinFFV fc65 kFinNPV fc66 kFinIRR fc67 kFinBAL fc68 kFinPRN fc69 kFinINT fc6a kSumX fc6b kSumX2 fc6c kFinToNom fc6d kFinToEff fc6e kFinDBD fc6f kStatVP fc70 kStatZ fc71 kStatT fc72 kStatChi fc73 kStatF fc74 kStatDF fc75 kStatPhat fc76 kStatPhat1 fc77 kStatPhat2 fc78 kStatMeanX1 fc79 kStatMeanX2 fc7a kStatStdX1 fc7b kStatStdX2 fc7c kStatStdXP fc7d kStatN1 fc7e kStatN2 fc7f kStatLower fc80 kStatUpper fc81 kuw0 fc82 kImag fc83 kSumY fc84 kXres fc85 kStat_s fc86 kSumY2 fc87 kSumXY fc88 kuXres fc89 kModBox fc8a kNormProb fc8b kNormalPDF fc8c kTPDF fc8d kChiPDF fc8e kFPDF fc8f kMinY fc90 kRandBin fc91 kRef fc92 kRRef fc93 kLRSqr fc94 kBRSqr fc95 kDiagOn fc96 kDiagOff fc97 kun1 fc98 kvn1 fc99 Only on TI-83+: kArchive fc9a kUnarchive fc9b kAsm fc9c kAsmPrgm fc9d kAsmComp fc9e kcapAAcute fc9f kcapAGrave fca0 kcapACaret fca1 kcapADier fca2 kaAcute fca3 kaGrave fca4 kaCaret fca5 kaDier fca6 kcapEAcute fca7 kcapEGrave fca8 kcapECaret fca9 kcapEDier fcaa keAcute fcab keGrave fcac keCaret fcad keDier fcae kcapIAcute fcaf kcapIGrave fcb0 kcapICaret fcb1 kcapIDier fcb2 kiAcute fcb3 kiGrave fcb4 kiCaret fcb5 kiDier fcb6 kcapOAcute fcb7 kcapOGrave fcb8 kcapOCaret fcb9 kcapODier fcba koAcute fcbb koGrave fcbc koCaret fcbd koDier fcbe kcapUAcute fcbf kcapUGrave fcc0 kcapUCaret fcc1 kcapUDier fcc2 kuAcute fcc3 kuGrave fcc4 kuCaret fcc5 kuDier fcc6 kcapCCed fcc7 kcCed fcc8 kcapNTilde fcc9 knTilde fcca kaccent fccb kgrave fccc kdieresis fccd kquesDown fcce kexclamDown fccf kalpha fcd0 kbeta fcd1 kgamma fcd2 kcapDelta fcd3 kdelta fcd4 kepsilon fcd5 klambda fcd6 kmu fcd7 kpi2 fcd8 krho fcd9 kcapSigma fcda ksigma fcdb ktau fcdc kphi fcdd kcapOmega fcde kphat fcdf kchi2 fce0 kstatF2 fce1 kLa fce2 kLb fce3 kLc fce4 kLd fce5 kLe fce6 kLf fce7 kLg fce8 kLh fce9 kLi fcea kLj fceb kLk fcec kLl fced kLm fcee kLsmalln fcef kLo fcf0 kLp fcf1 kLq fcf2 kLsmallr fcf3 kLs fcf4 kLt fcf5 kLu fcf6 kLv fcf7 kLw fcf8 kLx fcf9 kLy fcfa kLz fcfb kGarbageC fcfc FD (ExtendEcho3) prefixed keys (only on TI83+ OS >= 1.15): kAtSign fd02 kPound fd03 kDollar fd04 kAmpersand fd05 kBackQuote fd06 kSemicolon fd07 kBackSlash fd08 kVertSlash fd09 kUnderscore fd0a kTilde fd0b kPercent fd0c kTab fd0d kShftTaB fd0e kShftDel fd0f kShftBack fd10 kShftPgUp fd11 kShftPgDn fd12 kShftLeft fd13 kShftRight fd14 kShftUp fd15 kShftDn fd16 kDiaAdd fd17 kDiaSub fd18 kDiaTilde fd19 kDiaDiv fd1a kDiaBkSlash fd1b kDiaColon fd1c kDiaQuote fd1d kDiaLBrack fd1e kDiaRBrack fd1f kDiaBkSpace fd20 kDiaEnter fd21 kDiaComma fd22 kDiaDel fd23 kDiaDecPnt fd24 kDia0 fd25 kDia1 fd26 kDia2 fd27 kDia3 fd28 kDia4 fd29 kDia5 fd2a kDia6 fd2b kDia7 fd2c kDia8 fd2d kDia9 fd2e kDiaTab fd2f kDiaSpace fd30 kDiaA fd31 kDiaB fd32 kDiaC fd33 kDiaD fd34 kDiaE fd35 kDiaF fd36 kDiaG fd37 kDiaH fd38 kDiaI fd39 kDiaJ fd3a kDiaK fd3b kDiaL fd3c kDiaM fd3d kDiaN fd3e kDiaO fd3f kDiaP fd40 kDiaQ fd41 kDiaR fd42 kDiaS fd43 kDiaT fd44 kDiaU fd45 kDiaV fd46 kDiaW fd47 kDiaX fd48 kDiaY fd49 kDiaZ fd4a kDiaPgUp fd4b kDiaPgDn fd4c kDiaLeft fd4d kDiaRight fd4e kDiaUp fd4f kDiaDn fd50 kSqrAdd fd51 kSqrSub fd52 kSqrTilde fd53 kSqrDiv fd54 kSqrBkSlash fd55 kSqrColon fd56 kSqrQuote fd57 kSqrLBrack fd58 kSqrRBrack fd59 kSqrBkSpace fd5a kSqrEnter fd5b kSqrComma fd5c kSqrDel fd5d kSqrDecPnt fd5e kSqr0 fd5f kSqr1 fd60 kSqr2 fd61 kSqr3 fd62 kSqr4 fd63 kSqr5 fd64 kSqr6 fd65 kSqr7 fd66 kSqr8 fd67 kSqr9 fd68 kSqrTab fd69 kSqrSpace fd6a kSqrA fd6b kSqrB fd6c kSqrC fd6d kSqrD fd6e kSqrE fd6f kSqrF fd70 kSqrG fd71 kSqrH fd72 kSqrI fd73 kSqrJ fd74 kSqrK fd75 kSqrL fd76 kSqrM fd77 kSqrN fd78 kSqrO fd79 kSqrP fd7a kSqrQ fd7b kSqrR fd7c kSqrS fd7d kSquareT fd7e kSqrU fd7f kSqrV fd80 kSqrW fd81 kSqrX fd82 kSqrY fd83 kSqrZ fd84 kSqrPgUp fd85 kSqrPgDn fd86 kSqrLeft fd87 kSqrRight fd88 kSqrUp fd89 kSqrDn fd8a