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MnemonicStatusAddressing Mode 1Addressing Mode 2CNPVHZST-StatesSummary
EXXS--------4swap(BC,BC');swap(DE,DE');swap(HL,HL')
HALTS--------4waits for interrupt
IM nSImmediate-------8Interrupt mode:=n
IN (c)URegister--0P0SS12in(BC)?
IN A, (n)SAccumulatorImmediate------11A := in(An)
IN r, (c)SRegisterRegister-0P0SS12r := in(BC)
INC (HL)SIndirect--0!SSS11HL*++
INC (IXY+d)SIndexed--0!SSS23(IXY+d)*++
INC BC/DE/HL/SPSRegister-------6rr++
INC IXYSRegister-------10rr++
INC rSRegister--0!SSS4r++
INDS--?1??!?16HL*:=in(BC); HL--; B--
INDRS--?1??1?21x+16do IND while(B>0)
INIS--?1??!?16HL*:=in(BC); HL++; B--
INIRS--?1??1?21x+16do INI while(B>0)
JP (C)ERegister-??????13PC:=PC&$C000+IN(C)<<6
JP (HL)SRegister-------4PC:=HL (not PC:=HL*)
JP (IXY)SRegister-------8PC:=IXY (not PC:=IXY*)
JP Z/NZ/NC/C/PO/PE/P/M, nnSAddress-------10if cc PC:=nn
JP nnSAddress-------10PC:=nn
JR C/NC/Z/NZ, nnSImmediate-------12 ; 7 if not ccif cc PC+=nn
JR nnSImmediate-------12PC+=nn
LD (BC/DE), ASIndirectAccumulator------7rr* := A
LD (HL), nSIndirectImmediate------10HL* := n
LD (HL),rSIndirectRegister------7HL* := r
LD (IXY+d), nSIndexedImmediate------19(IXY+d)* := n
LD (IXY+d),rSIndexedRegister------19(IXY+D)* := r
LD (nn), ASAddressAccumulator------13(nn)* := A
LD (nn), BC/DE/SP/IXYSAddressRegister------20(nn)* := rr
LD (nn), HLSAddressRegister------16(nn)* := HL
LD A, (BC/DE)SAccumulatorIndirect------7A := rr*
LD A, (nn)SAccumulatorAddress------13A := (nn)*
LD A, ISAccumulatorRegister-0!0SS9A := I; P/V:=IFF2
LD A, RSAccumulatorRegister-0!0SS9A := R; P/V:=IFF2
LD BC/DE/HL/SP, nnSRegisterImmediate------10rr := nn
LD BC/DE/SP/IXY, (nn)SRegisterAddress------20rr := (nn)*
LD HL, (nn)SRegisterAddress------16HL := (nn)*
LD I, ASRegisterAccumulator------9I := A
LD IXY, nnSRegisterImmediate------14rr := nn
LD R, ASRegisterAccumulator------9R := A
LD SP, HLSRegisterRegister------6SP := HL
LD SP, IXYSRegisterRegister------10SP := IXY
LD r, (HL)SRegisterIndirect------7r := HL*
LD r, (IXY+d)SRegisterIndexed------19r := (IXY+d)*
LD r, r'SRegisterRegister------4r := r'
LD r,nSRegisterImmediate------7r := n
LDDS---0L0--16DE*:=HL*; DE--; HL--; BC--
LDDRS---000--21x+16do LDD while(BC>0)
LDDRXE--------21/16do LDDX while(BC>0)
LDDXE--------16{if HL*!=A DE*:=HL*;} DE++; HL--; BC--