         @addressingModesTable[addressingMode] = computation
 
     getIndexedAddressByte: (base, offset) ->
+        @tick()
         (base + offset) & 0xFF
 
     getIndexedAddressWord : (base, offset) ->

            @accumulator = result & 0xFF

        @registerInstruction Instruction.AND, (address) ->
            @accumulator = @accumulator & @readByte address
            @computeZeroFlag @accumulator
            @computeNegativeFlag @accumulator


        @registerAddressingMode AddressingMode.IndexedXAbsolute, ->
            @getIndexedAddressWord @readNextProgramWord(), @registerX

        @registerAddressingMode AddressingMode.IndexedYAbsolute, ->
            @getIndexedAddressWord @readNextProgramWord(), @registerY

        @registerAddressingMode AddressingMode.Relative, ->
