return {

roms = {
	{ pos = {0, 0, 0}, size = {64, 16, 64}, signals = {
		"alulU", "alulT", "alulC", "alulB", "alulA", "alurIL", "alurIH", "alurVL",
		"alurVH", "alurSL", "alurSH", "alurQL", "alurQH", "alurPL", "alurPH", "alurU",
		"alurT", "alurC", "alurB", "alurA", "alur1", "alur2", "alurm1", "alurm2",
		"adrrhU", "adrrhC", "adrrlT", "adrrTX", "adrrlB", "adrrBX", "adwrhU", "adwrhC",
		"adwrlT", "adwrTX", "adwrlB", "adwrBX", "adwlI", "adwlV", "adwlS", "adwlQ",
		"adwlP", "adrlI", "adrlV", "adrlS", "adrlQ", "adrlP", "aluAdd", "adwSaveV",
		"aluRun", "aluRInv", "aluCinOn", "aluCinC", "memWriteAlur", "adrInc", "adwInc", "aluXor",
		"aluIor", "aluAnd", "memWriteAlur", "adrOut", "adrSaveI", "adwSaveP", "adwSaveQ", "adwSaveS",
	} },
	{ pos = {-34, 16, 0}, size = {32, 32, 8}, signals = {
		"aluSaveU", "aluSaveT", "aluSaveC", "aluSaveB", "aluSaveA", "aluSaveCarry", "aluSaveNZ", "always1",
	} },
	{ pos = {-34, 16, 17}, size = {32, 32, 32}, signals = {
		"_", "_", "_", "_", "_", "_", "_", "_",
		"_", "_", "_", "instrPre", "instrLoadPre", "always1", "instrLoad", "adrOut",
		"memWriteAlur", "memSave", "instrNext0NZ", "instrNext0Z", "instrNext0NC", "instrNext0C", "instrLoadSub", "instrLoad",
		"instrNext2", "instrNext1", "instrNext0", "memSaveU", "memSaveT", "memSaveC", "memSaveB", "memSaveA",
	} },
	{ pos = {66, 16, 0}, size = {32, 32, 16}, signals = {
		"adrr1", "adrrm1", "adrrm2", "adrr2", "adwrm1", "adwrm2", "adwr2", "adwr1",
		"memRead", "memWrite", "runFlgVal", "runFlgClk", "intFlgVal", "intFlgClk", "irqFlgClk", "always1",
	} },
},

operations = {
	base = {"always1"},
	
	instrNext = {"base","adrlI","adrInc","adrSaveI","loadInstr"},
	instrSub1 = {"base","instrLoadSub",                          "instrNext0"},
	instrSub2 = {"base","instrLoadSub",             "instrNext1",            },
	instrSub3 = {"base","instrLoadSub",             "instrNext1","instrNext0"},
	instrSub4 = {"base","instrLoadSub","instrNext2",                         },
	instrSub5 = {"base","instrLoadSub","instrNext2",             "instrNext0"},
	instrSub6 = {"base","instrLoadSub","instrNext2","instrNext1",            },
	instrSub7 = {"base","instrLoadSub","instrNext2","instrNext1","instrNext0"},
	instrSub23Cond = {"base","instrLoadSub","instrNext1"},
	instrSwapIV = {"base","adwlI","adwSaveV","adrlV","adrSaveI","loadInstr"},
	instrPreload = {"adrlI","adrInc","adrSaveI","adrOut","memRead","instrLoadPre"},
	instrNextPre = {"base","instrPre","instrLoad","instrLoadSub"},
	
	loadInstr = {"adrOut","memRead","instrLoad","instrLoadSub"},
	loadReg = {"adrOut","memRead","memSave"},
	storeReg = {"adrOut","memWrite","memWriteAlur"},
	loadRegT = {"loadReg","memSaveT"},
	
	pushReg = {"storeReg","adrlS","adwlS","adwInc","adwSaveS"},
	popReg = {"loadReg","adrlS","adrrm1","adwlS","adwrm1","adwSaveS"},
	pop161 = {"popReg","memSaveT"},
	pop162 = {"popReg","memSaveU"},
	
	loadImmed = {"adrlI","adrInc","adrSaveI","loadReg"},
	loadImmedT = {"loadImmed","memSaveT"},
	loadImm161 = {"loadImmed","memSaveU"},
	loadImm162 = {"loadImmed","memSaveT"},
	loadStackRel = {"adrlS","adrrTX","loadReg"},
	loadStackRelT = {"loadStackRel","memSaveT"},
	loadStackRelU = {"loadStackRel","memSaveU"},
	loadStackRel161 = {"loadStackRel",         "memSaveU"},
	loadStackRel162 = {"loadStackRel","adrInc","memSaveT"},
	storeStackRel = {"adrlS","adrrTX","storeReg"},
	storeStackRel161 = {"storeStackRel"         },
	storeStackRel162 = {"storeStackRel","adrInc"},
	storeStackRelU = {"adrlS","adrrTX","storeReg","alurU"},
	load161 = {         "loadReg","memSaveU"},
	load162 = {"adrInc","loadReg","memSaveT"},
	store161 = {         "storeReg"},
	store162 = {"adrInc","storeReg"},
	loadUTU = {"adrrUT","loadReg","memSaveU"},
	storeUT = {"adrrUT","storeReg"},
	
	adwrUT = {"adwrhU","adwrlT"},
	adrrUT = {"adrrhU","adrrlT"},
	adwrCB = {"adwrhC","adwrlB"},
	adwIncUT = {"adwrUT","adwInc"},
	
	jmpRelT = {"instrNext","adrrTX"},
	jmpAbs = {"base","loadInstr","adrSaveI"},
	jmpAbsUT = {"jmpAbs","adrrUT"},
	jmpAbsP = {"jmpAbs","adrlP"},
	jmpAbsQ = {"jmpAbs","adrlQ"},
	saveRetAddr = {"adwlI","adwInc","adwSaveQ"},
	
	aluMove = {"aluAdd","aluRun"},
	aluA = {"alulA","aluSaveA","aluRun"},
	aluB = {"alulB","aluSaveB","aluRun"},
	aluC = {"alulC","aluSaveC","aluRun"},
	aluT = {"alulT","aluSaveT","aluRun"},
	aluU = {"alulU","aluSaveU","aluRun"},
},

instructions = {
	{ category = "Control", catlet="C" },
	{ mnem="rst"        , opcode=0x00, {"base","intFlgClk","irqFlgClk","runFlgClk","runFlgVal","adrSaveI","aluSaveA","aluSaveB","aluSaveC","aluSaveU","aluSaveT","adwSaveP","adwSaveQ","adwSaveS","adwSaveV","loadInstr"}, desc="Clear all registers and set I=0" },
	{ mnem="hlt"        , opcode=0xF0, {"runFlgClk","instrNext"}, desc="Halt non-interrupt execution" },
	{ mnem="run"        , opcode=0xF1, {"runFlgClk","runFlgVal","instrNext"}, desc ="Resume non-interrupt execution" },
	{ mnem="int"        , opcode=0xF2, {"instrSwapIV","intFlgVal","intFlgClk","irqFlgClk"}, },
	{ mnem="brk"        , opcode=0xF3, {"instrSwapIV","adwInc","intFlgVal","intFlgClk"}, desc="Trigger interrupt" },
	{ mnem="irt"        , opcode=0xF4, {"instrSwapIV","adwInc","intFlgClk"}, desc="Return from interrupt" },
	
	{ category = "16-bit Inc/Dec", catlet="I" },
	{ mnem="icp"        , opcode=0x12, {"adwlP","adwInc","adwSaveP","instrNext"}, desc="P++" },
	{ mnem="dcp"        , opcode=0x15, {"adwlP","adwrm1","adwSaveP","instrNext"}, desc="P--" },
	{ mnem="icq"        , opcode=0x13, {"adwlQ","adwInc","adwSaveQ","instrNext"}, desc="Q++" },
	{ mnem="dcq"        , opcode=0x16, {"adwlQ","adwrm1","adwSaveQ","instrNext"}, desc="Q--" },
	
	{ category = "8-bit Unary", catlet="U" },
	{ mnem="inc a"      , opcode=0x10,                                                            {"aluA","alur1",                       "aluAdd","aluSaveCarry","aluSaveNZ","instrNext"}, desc="A++, set flags" },
	{ mnem="dec a"      , opcode=0x11,                                                            {"aluA","alurm1",                      "aluAdd","aluSaveCarry","aluSaveNZ","instrNext"}, desc="A--, set flags" },
	{ mnem="icc a"      , opcode=0x1B,                                                            {"aluA",                    "aluCinC", "aluAdd","aluSaveCarry","aluSaveNZ","instrNext"}, desc="A+=CF, set flags" },
	{ mnem="inc b"      , opcode=0x19,                                                            {"aluB","alur1",                       "aluAdd","aluSaveCarry","aluSaveNZ","instrNext"}, desc="B++, set flags" },
	{ mnem="dec b"      , opcode=0x1A,                                                            {"aluB","alurm1",                      "aluAdd","aluSaveCarry","aluSaveNZ","instrNext"}, desc="B--, set flags" },
	{ mnem="icc b"      , opcode=0x1C,                                                            {"aluB",                    "aluCinC", "aluAdd","aluSaveCarry","aluSaveNZ","instrNext"}, desc="B+=CF, set flags" },
	{ mnem="inc c"      , opcode=0x17,                                                            {"aluC","alur1",                       "aluAdd","aluSaveCarry","aluSaveNZ","instrNext"}, desc="C++, set flags" },
	{ mnem="dec c"      , opcode=0x18,                                                            {"aluC","alurm1",                      "aluAdd","aluSaveCarry","aluSaveNZ","instrNext"}, desc="C--, set flags" },
	{ mnem="icc c"      , opcode=0x1D,                                                            {"aluC",                    "aluCinC", "aluAdd","aluSaveCarry","aluSaveNZ","instrNext"}, desc="C+=CF, set flags" },
	{ mnem="tst a"      , opcode=0x14,                                                            {"alulA","aluRun","aluRInv","aluCinOn","aluAdd","aluSaveCarry","aluSaveNZ","instrNext"}, desc="Set flags according to A-0" },
	{ mnem="tst b"      , opcode=0x1E,                                                            {"alulB","aluRun","aluRInv","aluCinOn","aluAdd","aluSaveCarry","aluSaveNZ","instrNext"}, desc="Set flags according to B-0" },
	{ mnem="tst c"      , opcode=0x1F,                                                            {"alulC","aluRun","aluRInv","aluCinOn","aluAdd","aluSaveCarry","aluSaveNZ","instrNext"}, desc="Set flags according to C-0" },
	{ mnem="inc *s+imm8", opcode=0x2B, {"loadImmedT","instrSub1"}, {"loadStackRelU","instrSub2"}, {"aluU","alur1",                       "aluAdd","aluSaveCarry","aluSaveNZ","instrSub3","instrPreload"}, {"storeStackRelU","instrNextPre"}, desc="*(S+imm8)++, set flags" },
	{ mnem="dec *s+imm8", opcode=0x2C, {"loadImmedT","instrSub1"}, {"loadStackRelU","instrSub2"}, {"aluU","alurm1",                      "aluAdd","aluSaveCarry","aluSaveNZ","instrSub3","instrPreload"}, {"storeStackRelU","instrNextPre"}, desc="*(S+imm8)--, set flags" },
	{ mnem="icc *s+imm8", opcode=0x2D, {"loadImmedT","instrSub1"}, {"loadStackRelU","instrSub2"}, {"aluU",                    "aluCinC", "aluAdd","aluSaveCarry","aluSaveNZ","instrSub3","instrPreload"}, {"storeStackRelU","instrNextPre"}, desc="*(S+imm8)+=CF, set flags" },
	{ mnem="tst *s+imm8", opcode=0x2E, {"loadImmedT","instrSub1"}, {"loadStackRelU","instrSub2"}, {"alulU","aluRun","aluRInv","aluCinOn","aluAdd","aluSaveCarry","aluSaveNZ","instrNext"},                                                   desc="Set flags according to *(S+imm8)-0" },
	
	{ category = "8-bit Arithmetic/Logic", catlet="A" },
	{ mnem="add imm8"   , opcode=0x24, {"loadImmedT","instrSub1"},                                {"aluA",          "alurT","aluAdd",                     "aluSaveCarry","aluSaveNZ","instrNext"}, desc="A+=imm8, set flags" },
	{ mnem="adb imm8"   , opcode=0x72, {"loadImmedT","instrSub1"},                                {"aluB",          "alurT","aluAdd",                     "aluSaveCarry","aluSaveNZ","instrNext"}, desc="B+=imm8, set flags" },
	{ mnem="adc imm8"   , opcode=0x73, {"loadImmedT","instrSub1"},                                {"aluC",          "alurT","aluAdd",                     "aluSaveCarry","aluSaveNZ","instrNext"}, desc="C+=imm8, set flags" },
	{ mnem="sub imm8"   , opcode=0x70, {"loadImmedT","instrSub1"},                                {"aluA",          "alurT","aluAdd","aluRInv","aluCinOn","aluSaveCarry","aluSaveNZ","instrNext"}, desc="A-=imm8, set flags" },
	{ mnem="sbb imm8"   , opcode=0x99, {"loadImmedT","instrSub1"},                                {"aluB",          "alurT","aluAdd","aluRInv","aluCinOn","aluSaveCarry","aluSaveNZ","instrNext"}, desc="B-=imm8, set flags" },
	{ mnem="sbc imm8"   , opcode=0x9A, {"loadImmedT","instrSub1"},                                {"aluC",          "alurT","aluAdd","aluRInv","aluCinOn","aluSaveCarry","aluSaveNZ","instrNext"}, desc="C-=imm8, set flags" },
	{ mnem="acc imm8"   , opcode=0x78, {"loadImmedT","instrSub1"},                                {"aluA",          "alurT","aluAdd",          "aluCinC", "aluSaveCarry","aluSaveNZ","instrNext"}, desc="A+=imm8+CF, set flags" },
	{ mnem="scc imm8"   , opcode=0x79, {"loadImmedT","instrSub1"},                                {"aluA",          "alurT","aluAdd","aluRInv","aluCinC" ,"aluSaveCarry","aluSaveNZ","instrNext"}, desc="A-=imm8+CF, set flags" },
	{ mnem="cmp imm8"   , opcode=0x71, {"loadImmedT","instrSub1"},                                {"alulA","aluRun","alurT","aluAdd","aluRInv","aluCinOn","aluSaveCarry","aluSaveNZ","instrNext"}, desc="set flags according to A-imm8" },
	{ mnem="and imm8"   , opcode=0x74, {"loadImmedT","instrSub1"},                                {"aluA",          "alurT","aluAnd",                                    "aluSaveNZ","instrNext"}, desc="A&=imm8, set zero flag" },
	{ mnem="ior imm8"   , opcode=0x75, {"loadImmedT","instrSub1"},                                {"aluA",          "alurT","aluIor",                                    "aluSaveNZ","instrNext"}, desc="A|=imm8, set zero flag" },
	{ mnem="xor imm8"   , opcode=0x76, {"loadImmedT","instrSub1"},                                {"aluA",          "alurT","aluXor",                                    "aluSaveNZ","instrNext"}, desc="A^=imm8, set zero flag" },
	{ mnem="ann imm8"   , opcode=0x77, {"loadImmedT","instrSub1"},                                {"aluA",          "alurT","aluAnd","aluRInv",                          "aluSaveNZ","instrNext"}, desc="A&=~imm8, set zero flag" },
	{ mnem="add *s+imm8", opcode=0xAE, {"loadImmedT","instrSub1"}, {"loadStackRelT","instrSub2"}, {"aluA",          "alurT","aluAdd",                     "aluSaveCarry","aluSaveNZ","instrNext"}, desc="A+=*(S+imm8), set flags" },
	{ mnem="adb *s+imm8", opcode=0x9B, {"loadImmedT","instrSub1"}, {"loadStackRelT","instrSub2"}, {"aluB",          "alurT","aluAdd",                     "aluSaveCarry","aluSaveNZ","instrNext"}, desc="B+=*(S+imm8), set flags" },
	{ mnem="adc *s+imm8", opcode=0x9C, {"loadImmedT","instrSub1"}, {"loadStackRelT","instrSub2"}, {"aluC",          "alurT","aluAdd",                     "aluSaveCarry","aluSaveNZ","instrNext"}, desc="C+=*(S+imm8), set flags" },
	{ mnem="sub *s+imm8", opcode=0xAF, {"loadImmedT","instrSub1"}, {"loadStackRelT","instrSub2"}, {"aluA",          "alurT","aluAdd","aluRInv","aluCinOn","aluSaveCarry","aluSaveNZ","instrNext"}, desc="A-=*(S+imm8), set flags" },
	{ mnem="sbb *s+imm8", opcode=0x9D, {"loadImmedT","instrSub1"}, {"loadStackRelT","instrSub2"}, {"aluB",          "alurT","aluAdd","aluRInv","aluCinOn","aluSaveCarry","aluSaveNZ","instrNext"}, desc="B-=*(S+imm8), set flags" },
	{ mnem="sbc *s+imm8", opcode=0x9E, {"loadImmedT","instrSub1"}, {"loadStackRelT","instrSub2"}, {"aluC",          "alurT","aluAdd","aluRInv","aluCinOn","aluSaveCarry","aluSaveNZ","instrNext"}, desc="C-=*(S+imm8), set flags" },
	{ mnem="acc *s+imm8", opcode=0xB5, {"loadImmedT","instrSub1"}, {"loadStackRelT","instrSub2"}, {"aluA",          "alurT","aluAdd",          "aluCinC", "aluSaveCarry","aluSaveNZ","instrNext"}, desc="A+=*(S+imm8)+CF, set flags" },
	{ mnem="scc *s+imm8", opcode=0xB7, {"loadImmedT","instrSub1"}, {"loadStackRelT","instrSub2"}, {"aluA",          "alurT","aluAdd","aluRInv","aluCinC", "aluSaveCarry","aluSaveNZ","instrNext"}, desc="A-=*(S+imm8)+CF, set flags" },
	{ mnem="cmp *s+imm8", opcode=0xB0, {"loadImmedT","instrSub1"}, {"loadStackRelT","instrSub2"}, {"alulA","aluRun","alurT","aluAdd","aluRInv","aluCinOn","aluSaveCarry","aluSaveNZ","instrNext"}, desc="set flags according to A-*(S+imm8)" },
	{ mnem="and *s+imm8", opcode=0xB1, {"loadImmedT","instrSub1"}, {"loadStackRelT","instrSub2"}, {"aluA",          "alurT","aluAnd",                                    "aluSaveNZ","instrNext"}, desc="A&=*(S+imm8), set zero flag" },
	{ mnem="ior *s+imm8", opcode=0xB2, {"loadImmedT","instrSub1"}, {"loadStackRelT","instrSub2"}, {"aluA",          "alurT","aluIor",                                    "aluSaveNZ","instrNext"}, desc="A|=*(S+imm8), set zero flag" },
	{ mnem="xor *s+imm8", opcode=0xB3, {"loadImmedT","instrSub1"}, {"loadStackRelT","instrSub2"}, {"aluA",          "alurT","aluXor",                                    "aluSaveNZ","instrNext"}, desc="A^=*(S+imm8), set zero flag" },
	{ mnem="ann *s+imm8", opcode=0xB4, {"loadImmedT","instrSub1"}, {"loadStackRelT","instrSub2"}, {"aluA",          "alurT","aluAnd","aluRInv",                          "aluSaveNZ","instrNext"}, desc="A&=~*(S+imm8), set zero flag" },
	{ mnem="add b"      , opcode=0xA0,                                                            {"aluA",          "alurB","aluAdd",                     "aluSaveCarry","aluSaveNZ","instrNext"}, desc="A+=B, set flags" },
	{ mnem="adc b"      , opcode=0x9F,                                                            {"aluC",          "alurB","aluAdd",                     "aluSaveCarry","aluSaveNZ","instrNext"}, desc="C+=B, set flags" },
	{ mnem="sub b"      , opcode=0xA1,                                                            {"aluA",          "alurB","aluAdd","aluRInv","aluCinOn","aluSaveCarry","aluSaveNZ","instrNext"}, desc="A-=B, set flags" },
	{ mnem="sbc b"      , opcode=0xB6,                                                            {"aluC",          "alurB","aluAdd","aluRInv","aluCinOn","aluSaveCarry","aluSaveNZ","instrNext"}, desc="C-=B, set flags" },
	{ mnem="acc b"      , opcode=0xB8,                                                            {"aluA",          "alurB","aluAdd",          "aluCinC", "aluSaveCarry","aluSaveNZ","instrNext"}, desc="A+=B+CF, set flags" },
	{ mnem="scc b"      , opcode=0xB9,                                                            {"aluA",          "alurB","aluAdd","aluRInv","aluCinC", "aluSaveCarry","aluSaveNZ","instrNext"}, desc="A-=B+CF, set flags" },
	{ mnem="cmp b"      , opcode=0xA2,                                                            {"alulA","aluRun","alurB","aluAdd","aluRInv","aluCinOn","aluSaveCarry","aluSaveNZ","instrNext"}, desc="set flags according to A-B" },
	{ mnem="and b"      , opcode=0xA3,                                                            {"aluA",          "alurB","aluAnd",                                    "aluSaveNZ","instrNext"}, desc="A&=B, set zero flag" },
	{ mnem="ior b"      , opcode=0xA4,                                                            {"aluA",          "alurB","aluIor",                                    "aluSaveNZ","instrNext"}, desc="A|=B, set zero flag" },
	{ mnem="xor b"      , opcode=0xA5,                                                            {"aluA",          "alurB","aluXor",                                    "aluSaveNZ","instrNext"}, desc="A^=B, set zero flag" },
	{ mnem="ann b"      , opcode=0xA6,                                                            {"aluA",          "alurB","aluAnd","aluRInv",                          "aluSaveNZ","instrNext"}, desc="A&=~B, set zero flag" },
	{ mnem="add c"      , opcode=0xA7,                                                            {"aluA",          "alurC","aluAdd",                     "aluSaveCarry","aluSaveNZ","instrNext"}, desc="A+=C, set flags" },
	{ mnem="adb c"      , opcode=0xBD,                                                            {"aluB",          "alurC","aluAdd",                     "aluSaveCarry","aluSaveNZ","instrNext"}, desc="B+=C, set flags" },
	{ mnem="sub c"      , opcode=0xA8,                                                            {"aluA",          "alurC","aluAdd","aluRInv","aluCinOn","aluSaveCarry","aluSaveNZ","instrNext"}, desc="A-=C, set flags" },
	{ mnem="sbb c"      , opcode=0xBC,                                                            {"aluB",          "alurC","aluAdd","aluRInv","aluCinOn","aluSaveCarry","aluSaveNZ","instrNext"}, desc="B-=C, set flags" },
	{ mnem="acc c"      , opcode=0xBA,                                                            {"aluA",          "alurC","aluAdd",          "aluCinC", "aluSaveCarry","aluSaveNZ","instrNext"}, desc="A+=C+CF, set flags" },
	{ mnem="scc c"      , opcode=0xBB,                                                            {"aluA",          "alurC","aluAdd","aluRInv","aluCinC" ,"aluSaveCarry","aluSaveNZ","instrNext"}, desc="A-=C+CF, set flags" },
	{ mnem="cmp c"      , opcode=0xA9,                                                            {"alulA","aluRun","alurC","aluAdd","aluRInv","aluCinOn","aluSaveCarry","aluSaveNZ","instrNext"}, desc="set flags according to A-C" },
	{ mnem="and c"      , opcode=0xAA,                                                            {"aluA",          "alurC","aluAnd",                                    "aluSaveNZ","instrNext"}, desc="A&=C, set zero flag" },
	{ mnem="ior c"      , opcode=0xAB,                                                            {"aluA",          "alurC","aluIor",                                    "aluSaveNZ","instrNext"}, desc="A|=C, set zero flag" },
	{ mnem="xor c"      , opcode=0xAC,                                                            {"aluA",          "alurC","aluXor",                                    "aluSaveNZ","instrNext"}, desc="A^=C, set zero flag" },
	{ mnem="ann c"      , opcode=0xAD,                                                            {"aluA",          "alurC","aluAnd","aluRInv",                          "aluSaveNZ","instrNext"}, desc="A&=~C, set zero flag" },
	
	{ category = "Jumps", catlet="J" },
	{ mnem="jmp imm16"  , opcode=0x60, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2"}, {"jmpAbsUT"              }, desc="I=imm16"      },
	{ mnem="jsr imm16"  , opcode=0x63, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2"}, {"jmpAbsUT","saveRetAddr"}, desc="I=imm16, Q=I" },
	{ mnem="jmp p"      , opcode=0x64, {"jmpAbsP"              }, desc="I=P"      },
	{ mnem="jsr p"      , opcode=0x65, {"jmpAbsP","saveRetAddr"}, desc="I=P, Q=I" },
	{ mnem="jmp q"      , opcode=0x66, {"jmpAbsQ"              }, desc="I=Q"      },
	{ mnem="jsr q"      , opcode=0x67, {"jmpAbsQ","saveRetAddr"}, desc="I=Q, Q=I" },
	{ mnem="jpr imm8"   , opcode=0x31, ncycles=2, {"loadImmed","memSaveT","instrSub1"}, {"jmpRelT"}, desc="I+=imm8" },
	{ mnem="jnz imm8"   , opcode=0x30, ncycles=2, {"loadImmed","memSaveT","instrSub23Cond","instrNext0NZ"              }, {}, {"instrNext"}, {"jmpRelT"}, desc="I+=imm8 if !Zero"        },
	{ mnem="jpz imm8"   , opcode=0x32, ncycles=2, {"loadImmed","memSaveT","instrSub23Cond","instrNext0Z"               }, {}, {"instrNext"}, {"jmpRelT"}, desc="I+=imm8 if Zero"         },
	{ mnem="jlt imm8"   , opcode=0x33, ncycles=2, {"loadImmed","memSaveT","instrSub23Cond","instrNext0NC"              }, {}, {"instrNext"}, {"jmpRelT"}, desc="I+=imm8 if !Carry"       },
	{ mnem="jge imm8"   , opcode=0x34, ncycles=2, {"loadImmed","memSaveT","instrSub23Cond","instrNext0C"               }, {}, {"instrNext"}, {"jmpRelT"}, desc="I+=imm8 if Carry"        },
	{ mnem="jgt imm8"   , opcode=0x35, ncycles=2, {"loadImmed","memSaveT","instrSub23Cond","instrNext0NC","instrNext0Z"}, {}, {"jmpRelT"}, {"instrNext"}, desc="I+=imm8 if !Zero & Carry" },
	{ mnem="jle imm8"   , opcode=0x36, ncycles=2, {"loadImmed","memSaveT","instrSub23Cond","instrNext0NC","instrNext0Z"}, {}, {"instrNext"}, {"jmpRelT"}, desc="I+=imm8 if Zero | !Carry"   },
	
	{ category = "Stack", catlet="S" },
	{ mnem="pha"        , opcode=0x40, {"pushReg","alurA","instrSub1"}, {"instrNext"}, desc="*(S++)=A" },
	{ mnem="phb"        , opcode=0x44, {"pushReg","alurB","instrSub1"}, {"instrNext"}, desc="*(S++)=B" },
	{ mnem="phc"        , opcode=0x45, {"pushReg","alurC","instrSub1"}, {"instrNext"}, desc="*(S++)=C" },
	{ mnem="php"        , opcode=0x41, {"pushReg","alurPH","instrSub1"}, {"pushReg","alurPL","instrSub2"}, {"instrNext"}, desc="*(S++++)=P" },
	{ mnem="phq"        , opcode=0x46, {"pushReg","alurQH","instrSub1"}, {"pushReg","alurQL","instrSub2"}, {"instrNext"}, desc="*(S++++)=Q" },
	{ mnem="ppa"        , opcode=0x42, {"popReg","memSaveA","instrSub1"}, {"instrNext"}, desc="A=*(--S)" },
	{ mnem="ppb"        , opcode=0x47, {"popReg","memSaveB","instrSub1"}, {"instrNext"}, desc="B=*(--S)" },
	{ mnem="ppc"        , opcode=0x48, {"popReg","memSaveC","instrSub1"}, {"instrNext"}, desc="C=*(--S)" },
	{ mnem="ppp"        , opcode=0x43, {"pop161","instrSub1"}, {"pop162","instrSub2"}, {"adwrUT","adwSaveP","instrNext"}, desc="P=*(----S)" },
	{ mnem="ppq"        , opcode=0x49, {"pop161","instrSub1"}, {"pop162","instrSub2"}, {"adwrUT","adwSaveQ","instrNext"}, desc="Q=*(----S)" },
	
	{ category = "8-bit Load/Store", catlet="B" },
	{ mnem="lda imm8"   , opcode=0x20,                             {"loadImmed",   "memSaveA","instrSub1"}, {"instrNext"}, desc="A=imm8" },
	{ mnem="ldb imm8"   , opcode=0x26,                             {"loadImmed",   "memSaveB","instrSub1"}, {"instrNext"}, desc="B=imm8" },
	{ mnem="ldc imm8"   , opcode=0x27,                             {"loadImmed",   "memSaveC","instrSub1"}, {"instrNext"}, desc="C=imm8" },
	{ mnem="lda *s+imm8", opcode=0x28, {"loadImmedT","instrSub1"}, {"loadStackRel","memSaveA","instrSub2"}, {"instrNext"}, desc="A=*s+imm8" },
	{ mnem="ldb *s+imm8", opcode=0x29, {"loadImmedT","instrSub1"}, {"loadStackRel","memSaveB","instrSub2"}, {"instrNext"}, desc="B=*s+imm8" },
	{ mnem="ldc *s+imm8", opcode=0x2A, {"loadImmedT","instrSub1"}, {"loadStackRel","memSaveC","instrSub2"}, {"instrNext"}, desc="C=*s+imm8" },
	{ mnem="sta *s+imm8", opcode=0x96, {"loadImmedT","instrSub1"}, {"storeStackRel","alurA","instrSub2"}, {"instrNext"}, desc="*s+imm8=A" },
	{ mnem="stb *s+imm8", opcode=0x97, {"loadImmedT","instrSub1"}, {"storeStackRel","alurB","instrSub2"}, {"instrNext"}, desc="*s+imm8=B" },
	{ mnem="stc *s+imm8", opcode=0x98, {"loadImmedT","instrSub1"}, {"storeStackRel","alurC","instrSub2"}, {"instrNext"}, desc="*s+imm8=C" },
	{ mnem="lda *imm16" , opcode=0x51, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2",}, {"adrrUT","loadReg","memSaveA","instrSub3"}, {"instrNext"}, desc="A=*imm16" },
	{ mnem="ldb *imm16" , opcode=0x56, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2",}, {"adrrUT","loadReg","memSaveB","instrSub3"}, {"instrNext"}, desc="B=*imm16" },
	{ mnem="ldc *imm16" , opcode=0x57, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2",}, {"adrrUT","loadReg","memSaveC","instrSub3"}, {"instrNext"}, desc="C=*imm16" },
	{ mnem="sta *imm16" , opcode=0x50, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2",}, {"adrrUT","storeReg","alurA","instrSub3"}, {"instrNext"}, desc="*imm16=A" },
	{ mnem="stb *imm16" , opcode=0x58, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2",}, {"adrrUT","storeReg","alurB","instrSub3"}, {"instrNext"}, desc="*imm16=B" },
	{ mnem="stc *imm16" , opcode=0x59, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2",}, {"adrrUT","storeReg","alurC","instrSub3"}, {"instrNext"}, desc="*imm16=C" },
	{ mnem="sta *p"     , opcode=0x52, {"adrlP","storeReg","alurA","instrSub1"}, {"instrNext"}, desc="*P=A" },
	{ mnem="stb *p"     , opcode=0x5A, {"adrlP","storeReg","alurB","instrSub1"}, {"instrNext"}, desc="*P=B" },
	{ mnem="stc *p"     , opcode=0x5B, {"adrlP","storeReg","alurC","instrSub1"}, {"instrNext"}, desc="*P=C" },
	{ mnem="sta *q"     , opcode=0x54, {"adrlQ","storeReg","alurA","instrSub1"}, {"instrNext"}, desc="*Q=A" },
	{ mnem="stb *q"     , opcode=0x5C, {"adrlQ","storeReg","alurB","instrSub1"}, {"instrNext"}, desc="*Q=B" },
	{ mnem="stc *q"     , opcode=0x5D, {"adrlQ","storeReg","alurC","instrSub1"}, {"instrNext"}, desc="*Q=C" },
	{ mnem="lda *p"     , opcode=0x53, {"adrlP","loadReg","memSaveA","instrSub1"}, {"instrNext"}, desc="A=*P" },
	{ mnem="ldb *p"     , opcode=0x5E, {"adrlP","loadReg","memSaveB","instrSub1"}, {"instrNext"}, desc="B=*P" },
	{ mnem="ldc *p"     , opcode=0x5F, {"adrlP","loadReg","memSaveC","instrSub1"}, {"instrNext"}, desc="C=*P" },
	{ mnem="lda *q"     , opcode=0x55, {"adrlQ","loadReg","memSaveA","instrSub1"}, {"instrNext"}, desc="A=*Q" },
	{ mnem="ldb *q"     , opcode=0x61, {"adrlQ","loadReg","memSaveB","instrSub1"}, {"instrNext"}, desc="B=*Q" },
	{ mnem="ldc *q"     , opcode=0x62, {"adrlQ","loadReg","memSaveC","instrSub1"}, {"instrNext"}, desc="C=*Q" },
	
	{ category = "16-bit Load/Store", catlet="W" },
	{ mnem="ldp imm16"  , opcode=0x21, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2"}, {"adwrUT","adwSaveP","instrNext"}, desc="P=imm16" },
	{ mnem="ldq imm16"  , opcode=0x23, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2"}, {"adwrUT","adwSaveQ","instrNext"}, desc="Q=imm16" },
	{ mnem="lds imm16"  , opcode=0x25, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2"}, {"adwrUT","adwSaveS","instrNext"}, desc="S=imm16" },
	{ mnem="ldv imm16"  , opcode=0x22, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2"}, {"adwrUT","adwSaveV","instrNext"}, desc="V=imm16" },
	{ mnem="ldp *s+imm8", opcode=0x7A, {"loadImmedT","instrSub1"}, {"loadStackRel161","instrSub2"}, {"loadStackRel162","instrSub3"}, {"adwrUT","adwSaveP","instrNext"}, desc="P=*S+imm8" },
	{ mnem="ldq *s+imm8", opcode=0x7B, {"loadImmedT","instrSub1"}, {"loadStackRel161","instrSub2"}, {"loadStackRel162","instrSub3"}, {"adwrUT","adwSaveQ","instrNext"}, desc="Q=*S+imm8" },
	{ mnem="stp *s+imm8", opcode=0x7E, {"loadImmedT","instrSub1"}, {"storeStackRel161","alurPH","instrSub2"}, {"storeStackRel162","alurPL","instrSub3"}, {"instrNext"}, desc="*S+imm8=P" },
	{ mnem="stq *s+imm8", opcode=0x7F, {"loadImmedT","instrSub1"}, {"storeStackRel161","alurQH","instrSub2"}, {"storeStackRel162","alurQL","instrSub3"}, {"instrNext"}, desc="*S+imm8=Q" },
	{ mnem="ldp *imm16" , opcode=0x68, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2"}, {"loadUTU","adwIncUT","adwSaveP","instrSub3"}, {"adrlP","loadRegT","instrSub4"}, {"adwrUT","adwSaveP","instrNext"}, desc="P=*imm16" }, -- 0x69
	{ mnem="ldq *imm16" , opcode=0x6A, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2"}, {"loadUTU","adwIncUT","adwSaveQ","instrSub3"}, {"adrlQ","loadRegT","instrSub4"}, {"adwrUT","adwSaveQ","instrNext"}, desc="Q=*imm16" }, -- 0x6B
	{ mnem="stp *imm16" , opcode=0x6C, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2"}, {"storeUT","alurPH","instrSub3"}, {"storeUT","adrInc","alurPL","instrSub4"}, {"instrNext"}, desc="*imm16=P" }, -- 0x6D
	{ mnem="stq *imm16" , opcode=0x6E, {"loadImm161","instrSub1"}, {"loadImm162","instrSub2"}, {"storeUT","alurQH","instrSub3"}, {"storeUT","adrInc","alurQL","instrSub4"}, {"instrNext"}, desc="*imm16=Q" }, -- 0x6F
	{ mnem="ldp *p"     , opcode=0x92, {"adrlP","load161","instrSub1"}, {"adrlP","load162","instrSub2"}, {"adwrUT","adwSaveP","instrNext"}, desc="P=*P" },
	{ mnem="ldq *p"     , opcode=0x93, {"adrlP","load161","instrSub1"}, {"adrlP","load162","instrSub2"}, {"adwrUT","adwSaveQ","instrNext"}, desc="Q=*P" },
	{ mnem="ldp *q"     , opcode=0x94, {"adrlQ","load161","instrSub1"}, {"adrlQ","load162","instrSub2"}, {"adwrUT","adwSaveP","instrNext"}, desc="P=*Q" },
	{ mnem="ldq *q"     , opcode=0x95, {"adrlQ","load161","instrSub1"}, {"adrlQ","load162","instrSub2"}, {"adwrUT","adwSaveQ","instrNext"}, desc="Q=*Q" },
	{ mnem="stp *q"     , opcode=0x7C, {"adrlQ","store161","alurPH","instrSub1"}, {"adrlQ","store162","alurPL","instrSub2"}, {"instrNext"}, desc="*Q=P" },
	{ mnem="stq *p"     , opcode=0x7D, {"adrlP","store161","alurQH","instrSub1"}, {"adrlP","store162","alurQL","instrSub2"}, {"instrNext"}, desc="*P=Q" },
	
	{ category = "Moves", catlet="M" },
	{ mnem="lda b"      , opcode=0x80, {"alurB" ,"aluAdd","aluSaveA","instrNext"}, desc="A=B" },
	{ mnem="lda c"      , opcode=0x81, {"alurC" ,"aluAdd","aluSaveA","instrNext"}, desc="A=C" },
	{ mnem="ldb a"      , opcode=0x82, {"alurA" ,"aluAdd","aluSaveB","instrNext"}, desc="B=A" },
	{ mnem="ldb c"      , opcode=0x83, {"alurC" ,"aluAdd","aluSaveB","instrNext"}, desc="B=C" },
	{ mnem="ldc a"      , opcode=0x84, {"alurA" ,"aluAdd","aluSaveC","instrNext"}, desc="C=A" },
	{ mnem="ldc b"      , opcode=0x85, {"alurB" ,"aluAdd","aluSaveC","instrNext"}, desc="C=B" },
	{ mnem="lda pl"     , opcode=0x86, {"alurPL","aluAdd","aluSaveA","instrNext"}, desc="A=P&FF" },
	{ mnem="lda ph"     , opcode=0x87, {"alurPH","aluAdd","aluSaveA","instrNext"}, desc="A=P>>8" },
	{ mnem="lda ql"     , opcode=0x88, {"alurQL","aluAdd","aluSaveA","instrNext"}, desc="A=Q&FF" },
	{ mnem="lda qh"     , opcode=0x89, {"alurQH","aluAdd","aluSaveA","instrNext"}, desc="A=Q>>8" },
	{ mnem="ldp q"      , opcode=0x8A, {"adwlQ" ,"adwSaveP","instrNext"}, desc="P=Q" },
	{ mnem="ldp s"      , opcode=0x8B, {"adwlS" ,"adwSaveP","instrNext"}, desc="P=S" },
	{ mnem="ldp v"      , opcode=0x8C, {"adwlV" ,"adwSaveP","instrNext"}, desc="P=V" },
	{ mnem="ldp i"      , opcode=0x8D, {"adwlI" ,"adwSaveP","instrNext"}, desc="P=I" },
	{ mnem="ldp cb"     , opcode=0x91, {"adwrCB","adwSaveP","instrNext"}, desc="P=C<<8+B" },
	{ mnem="ldq p"      , opcode=0x8E, {"adwlP" ,"adwSaveQ","instrNext"}, desc="Q=P" },
	{ mnem="lds p"      , opcode=0x8F, {"adwlP" ,"adwSaveS","instrNext"}, desc="S=P" },
	{ mnem="ldv p"      , opcode=0x90, {"adwlP" ,"adwSaveV","instrNext"}, desc="V=P" },
},

}