n65/data/opcodes.yaml

---
:adc:
  :description: "ADd with Carry"
  :flags: 
    - :s
    - :v
    - :z
    - :c
  :immediate: 
    :hex: 0x69
    :len: 2
    :cycles: 2
    :boundry_add: false
  :zero_page: 
    :hex: 0x65
    :len: 2
    :cycles: 3
    :boundry_add: false
  :zero_page_x:
    :hex: 0x75
    :len: 2
    :cycles: 4
    :boundry_add: false
  :absolute:
    :hex: 0x6D
    :len: 3
    :cycles: 4
    :boundry_add: false
  :absolute_x:
    :hex: 0x7D
    :len: 3
    :cycles: 4
    :boundry_add: true
  :absolute_y:
    :hex: 0x79
    :len: 3
    :cycles: 4
    :boundry_add: true
  :indirect_x:
    :hex: 0x61
    :len: 2
    :cycles: 6
    :boundry_add: false
  :indirect_y:
    :hex: 0x71
    :len: 2
    :cycles: 5
    :boundry_add: true

:and:
  :description: "bitwise AND with accumulator"
  :flags: 
    - :s
    - :z
  :immediate:
    :hex: 0x29
    :len: 2
    :cycles: 2
    :boundry_add: false
  :zero_page:
    :hex: 0x25
    :len: 2
    :cycles: 3
    :boundry_add: false
  :zero_page_x:
    :hex: 0x35
    :len: 2
    :cycles: 4
    :boundry_add: false
  :absolute:
    :hex: 0x2D
    :len: 3
    :cycles: 4
    :boundry_add: false
  :absolute_x:
    :hex: 0x3D
    :len: 3
    :cycles: 4
    :boundry_add: true
  :absolute_y:
    :hex: 0x39
    :len: 3
    :cycles: 4
    :boundry_add: true
  :indirect_x:
    :hex: 0x21
    :len: 2
    :cycles: 6
    :boundry_add: false
  :indirect_y:
    :hex: 0x31
    :len: 2
    :cycles: 5
    :boundry_add: true

:asl:
  :description: "Arithmetic Shift Left"
  :flags: 
    - :s
    - :z
    - :c
  :implied:
    :hex: 0xA
    :len: 1
    :cycles: 2
    :boundry_add: false
  :zero_page:
    :hex: 0x6
    :len: 2
    :cycles: 5
    :boundry_add: false
  :zero_page_x:
    :hex: 0x16
    :len: 2
    :cycles: 6
    :boundry_add: false
  :absolute:
    :hex: 0xE
    :len: 3
    :cycles: 6
    :boundry_add: false
  :absolute_x:
    :hex: 0x1E
    :len: 3
    :cycles: 7
    :boundry_add: false

:bit:
  :description: "test BITs"
  :flags: 
    - :n
    - :v
    - :z
  :zero_page:
    :hex: 0x24
    :len: 2
    :cycles: 3
    :boundry_add: false
  :absolute:
    :hex: 0x2C
    :len: 3
    :cycles: 4
    :boundry_add: false

:bpl:
  :branch: true
  :description: "Branch on PLus"
  :flags:  []
  :relative:
    :hex: 0x10
    :len: 2
:bmi:
  :branch: true
  :description: "Branch on MInus"
  :flags:  []
  :relative:
    :hex: 0x30
    :len: 2
:bvc:
  :branch: true
  :description: "Branch on oVerflow Clear"
  :flags:  []
  :relative:
    :hex: 0x50
    :len: 2
:bvs:
  :branch: true
  :description: "Branch on oVerflow Set"
  :flags:  []
  :relative:
    :hex: 0x70
    :len: 2
:bcc:
  :branch: true
  :description: "Branch on Carry Clear"
  :flags:  []
  :relative:
    :hex: 0x90
    :len: 2
:bcs:
  :branch: true
  :description: "Branch on Carry Set"
  :flags:  []
  :relative:
    :hex: 0xB0
    :len: 2
:bne:
  :branch: true
  :description: "Branch on Not Equal"
  :flags:  []
  :relative:
    :hex: 0xD0
    :len: 2
:beq:
  :branch: true
  :description: "Branch on Equal"
  :flags:  []
  :relative:
    :hex: 0xF0
    :len: 2


:brk:
  :description: "BReaK"
  :flags: 
    - :b
  :implied: 
    :hex: 0x0
    :len: 1
    :cycles: 7
    :boundry_add: false

:cmp:
  :description: "CoMPare accumulator"
  :flags: 
    - :s
    - :c
    - :z
  :immediate:
    :hex: 0xC9
    :len: 2
    :cycles: 2
    :boundry_add: false
  :zero_page:
    :hex: 0xC5
    :len: 2
    :cycles: 3
    :boundry_add: false
  :zero_page_x:
    :hex: 0xD5
    :len: 2
    :cycles: 4
    :boundry_add: false
  :absolute:
    :hex: 0xCD
    :len: 3
    :cycles: 4
    :boundry_add: false
  :absolute_x:
    :hex: 0xDD
    :len: 3
    :cycles: 4
    :boundry_add: true
  :absolute_y:
    :hex: 0xD9
    :len: 3
    :cycles: 4
    :boundry_add: true
  :indirect_x:
    :hex: 0xC1
    :len: 2
    :cycles: 6
    :boundry_add: false
  :indirect_y:
    :hex: 0xD1
    :len: 2
    :cycles: 5
    :boundry_add: true

:cpx:
  :description: "ComPare X register"
  :flags: 
    - :s
    - :c
    - :z
  :immediate:
    :hex: 0xE0
    :len: 2
    :cycles: 2
    :boundry_add: false
  :zero_page:
    :hex: 0xE4
    :len: 2
    :cycles: 3
    :boundry_add: false
  :absolute:
    :hex: 0xEC
    :len: 3
    :cycles: 4
    :boundry_add: false

:cpy:
  :description: "ComPare X register"
  :flags: 
    - :s
    - :c
    - :z
  :immediate:
    :hex: 0xC0
    :len: 2
    :cycles: 2
    :boundry_add: false
  :zero_page:
    :hex: 0xC4
    :len: 2
    :cycles: 3
    :boundry_add: false
  :absolute:
    :hex: 0xCC
    :len: 3
    :cycles: 4
    :boundry_add: false

:dec:
  description: "DECrement memory"
  :flags: 
    - :s
    - :z
  :zero_page:
    :hex: 0xC6
    :len: 2
    :cycles: 5
    :boundry_add: false
  :zero_page_x:
    :hex: 0xD6
    :len: 2
    :cycles: 6
    :boundry_add: false
  :absolute:
    :hex: 0xCE
    :len: 3
    :cycles: 6
    :boundry_add: false
  :absolute_x:
    :hex: 0xDE
    :len: 3
    :cycles: 7
    :boundry_add: false

:eor:
  :description: "bitwise Exclusive OR"
  :flags: 
    - :s
    - :z
  :immediate:
    :hex: 0x49
    :len: 2
    :cycles: 2
    :boundry_add: false
  :zero_page:
    :hex: 0x45
    :len: 2
    :cycles: 3
    :boundry_add: false
  :zero_page_x:
    :hex: 0x55
    :len: 2
    :cycles: 4
    :boundry_add: false
  :absolute:
    :hex: 0x4D
    :len: 3
    :cycles: 4
    :boundry_add: false
  :absolute_x:
    :hex: 0x5D
    :len: 3
    :cycles: 4
    :boundry_add: true
  :absolute_y:
    :hex: 0x59
    :len: 3
    :cycles: 4
    :boundry_add: true
  :indirect_x:
    :hex: 0x41
    :len: 2
    :cycles: 6
    :boundry_add: false
  :indirect_y:
    :hex: 0x51
    :len: 2
    :cycles: 5
    :boundry_add: true

:clc:
  :description: "CLear Carry"
  :flags: 
    - :c
  :implied:
    :hex: 0x18
    :len: 1
    :cycles: 2
:sec:
  :description: "SEt Carry"
  :flags: 
    - :c
  :implied:
    :hex: 0x38
    :len: 1
    :cycles: 2
:cli:
  :description: "CLear Interrupt"
  :flags: 
    - :i
  :implied:
    :hex: 0x58
    :len: 1
    :cycles: 2
:sei:
  :description: "SEt Interrupt"
  :flags: 
    - :i
  :implied:
    :hex: 0x78
    :len: 1
    :cycles: 2
:clv:
  :description: "CLear oVerflow"
  :flags: 
    - :v
  :implied:
    :hex: 0xB8
    :len: 1
    :cycles: 2
:cld:
  :description: "CLear Decimal"
  :flags: 
    - :d
  :implied:
    :hex: 0xD8
    :len: 1
    :cycles: 2
:sed:
  :description: "SEt Decimal"
  :flags: 
    - :d
  :implied:
    :hex: 0xF8
    :len: 1
    :cycles: 2

:inc:
  :description: "INCrement memory"
  :flags: 
    - :s
    - :z
  :zero_page:
    :hex: 0xE6
    :len: 2
    :cycles: 5
    :boundry_add: false
  :zero_page_x:
    :hex: 0xF6
    :len: 2
    :cycles: 6
    :boundry_add: false
  :absolute:
    :hex: 0xEE
    :len: 3
    :cycles: 6
    :boundry_add: false
  :absolute_x:
    :hex: 0xFE
    :len: 3
    :cycles: 7
    :boundry_add: false

:jmp:
  :description: "JuMP"
  :flags:  []
  :absolute:
    :hex: 0x4C
    :len: 3
    :cycles: 3
    :boundry_add: false
  :indirect:
    :hex: 0x6C
    :len: 3
    :cycles: 5
    :boundry_add: false

:jsr:
  :description: "Jump to SubRoutine"
  :flags:  []
  :absolute:
    :hex: 0x20
    :len: 3
    :cycles: 6
    :boundry_add: false

:lda:
  :description: "LoaD Accumulator"
  :flags: 
    - :s
    - :z
  :immediate:
    :hex: 0xA9
    :len: 2
    :cycles: 2
    :boundry_add: false
  :zero_page:
    :hex: 0xA5
    :len: 2
    :cycles: 3
    :boundry_add: false
  :zero_page_x:
    :hex: 0xB5
    :len: 2
    :cycles: 4
    :boundry_add: false
  :absolute:
    :hex: 0xAD
    :len: 3
    :cycles: 4
    :boundry_add: false
  :absolute_x:
    :hex: 0xBD
    :len: 3
    :cycles: 4
    :boundry_add: true
  :absolute_y:
    :hex: 0xB9
    :len: 3
    :cycles: 4
    :boundry_add: true
  :indirect_x:
    :hex: 0xA1
    :len: 2
    :cycles: 6
    :boundry_add: false
  :indirect_y:
    :hex: 0xB1
    :len: 2
    :cycles: 5
    :boundry_add: true

:ldx:
  :description: "LoaD X register"
  :flags: 
    - :s
    - :z
  :immediate:
    :hex: 0xA2
    :len: 2
    :cycles: 2
    :boundry_add: false
  :zero_page:
    :hex: 0xA6
    :len: 2
    :cycles: 3
    :boundry_add: false
  :zero_page_y:
    :hex: 0xB6
    :len: 2
    :cycles: 4
    :boundry_add: false
  :absolute:
    :hex: 0xAE
    :len: 3
    :cycles: 4
    :boundry_add: false
  :absolute_y:
    :hex: 0xBE
    :len: 3
    :cycles: 4
    :boundry_add: true

:ldy:
  :description: "LoaD Y register"
  :flags: 
    - :s
    - :z
  :immediate:
    :hex: 0xA0
    :len: 2
    :cycles: 2
    :boundry_add: false
  :zero_page:
    :hex: 0xA4
    :len: 2
    :cycles: 3
    :boundry_add: false
  :zero_page_x:
    :hex: 0xB4
    :len: 2
    :cycles: 4
    :boundry_add: false
  :absolute:
    :hex: 0xAC
    :len: 3
    :cycles: 4
    :boundry_add: false
  :absolute_x:
    :hex: 0xBC
    :len: 3
    :cycles: 4
    :boundry_add: true

:lsr:
  :description: "Logical Shift Right"
  :flags: 
    - :s
    - :z
    - :c
  :implied:
    :hex: 0x4A
    :len: 1
    :cycles: 2
    :boundry_add: false
  :zero_page:
    :hex: 0x46
    :len: 2
    :cycles: 5
    :boundry_add: false
  :zero_page_x:
    :hex: 0x56
    :len: 2
    :cycles: 6
    :boundry_add: false
  :absolute:
    :hex: 0x4E
    :len: 3
    :cycles: 6
    :boundry_add: false
  :absolute_x:
    :hex: 0x5E
    :len: 3
    :cycles: 7
    :boundry_add: false

:nop:
  :description: "No OPeration"
  :flags:  []
  :implied:
    :hex: 0xEA
    :len: 1
    :cycles: 2
    :boundry_add: false

:ora:
  :description: "bitwise OR with Accumulator"
  :flags: 
    - :s
    - :z
  :immediate:
    :hex: 0x9
    :len: 2
    :cycles: 2
    :boundry_add: false
  :zero_page:
    :hex: 0x5
    :len: 2
    :cycles: 3
    :boundry_add: false
  :zero_page_x:
    :hex: 0x15
    :len: 2
    :cycles: 4
    :boundry_add: false
  :absolute:
    :hex: 0xD
    :len: 3
    :cycles: 4
    :boundry_add: false
  :absolute_x:
    :hex: 0x1D
    :len: 3
    :cycles: 4
    :boundry_add: true
  :absolute_y:
    :hex: 0x19
    :len: 3
    :cycles: 4
    :boundry_add: true
  :indirect_x:
    :hex: 0x1
    :len: 2
    :cycles: 6
    :boundry_add: false
  :indirect_y:
    :hex: 0x11
    :len: 2
    :cycles: 5
    :boundry_add: true

:tax:
  :description: "Transfer A to X"
  :flags: 
    - :s
    - :z
  :implied:
    :hex: 0xAA
    :len: 1
    :cycles: 2
    :boundry_add: false
:txa:
  :description: "Transfer X to A"
  :flags: 
    - :s
    - :z
  :implied:
    :hex: 0x8A
    :len: 1
    :cycles: 2
    :boundry_add: false
:dex:
  :description: "DEcrement X"
  :flags: 
    - :s
    - :z
  :implied:
    :hex: 0xCA
    :len: 1
    :cycles: 2
    :boundry_add: false
:inx:
  :description: "INcrement X"
  :flags: 
    - :s
    - :z
  :implied:
    :hex: 0xE8
    :len: 1
    :cycles: 2
    :boundry_add: false
:tay:
  :description: "Transfer A to Y"
  :flags: 
    - :s
    - :z
  :implied:
    :hex: 0xA8
    :len: 1
    :cycles: 2
    :boundry_add: false
:tya:
  :description: "Transfer Y to A"
  :flags: 
    - :s
    - :z
  :implied:
    :hex: 0x98
    :len: 1
    :cycles: 2
    :boundry_add: false
:dey:
  :description: "DEcrement Y"
  :flags: 
    - :s
    - :z
  :implied:
    :hex: 0x88
    :len: 1
    :cycles: 2
    :boundry_add: false
:iny:
  :description: "INcrement Y"
  :flags: 
    - :s
    - :z
  :implied:
    :hex: 0xC8
    :len: 1
    :cycles: 2
    :boundry_add: false

:rol:
  :description: "ROtate Left"
  :flags: 
    - :s
    - :z
    - :c
  :implied:
    :hex: 0x2A
    :len: 1
    :cycles: 2
    :boundry_add: false
  :zero_page:
    :hex: 0x26
    :len: 2
    :cycles: 5
    :boundry_add: false
  :zero_page_x:
    :hex: 0x36
    :len: 2
    :cycles: 6
    :boundry_add: false
  :absolute:
    :hex: 0x2E
    :len: 3
    :cycles: 6
    :boundry_add: false
  :absolute_x:
    :hex: 0x3E
    :len: 3
    :cycles: 7
    :boundry_add: false

:ror:
  :description: "ROtate Right"
  :flags: 
    - :s
    - :z
    - :c
  :implied:
    :hex: 0x6A
    :len: 1
    :cycles: 2
    :boundry_add: false
  :zero_page:
    :hex: 0x66
    :len: 2
    :cycles: 5
    :boundry_add: false
  :zero_page_x:
    :hex: 0x76
    :len: 2
    :cycles: 6
    :boundry_add: false
  :absolute:
    :hex: 0x6E
    :len: 3
    :cycles: 6
    :boundry_add: false
  :absolute_x:
    :hex: 0x7E
    :len: 3
    :cycles: 7
    :boundry_add: false

:rti:
  :description: "ReTurn from Interrupt, TODO: Flags could be wrong"
  :flags: 
    - :n
    - :v
    - :u
    - :b
    - :d
    - :i
    - :z
    - :c
  :implied:
    :hex: 0x40
    :len: 1
    :cycles: 6
    :boundry_add: false

:rts:
  :description: "ReTurn from Subroutine"
  :flags:  []
  :implied:
    :hex: 0x60
    :len: 1
    :cycles: 6
    :boundry_add: false

:sbc:
  :description: "SuBtract with Carry"
  :flags: 
    - :s
    - :v
    - :z
    - :c
  :immediate:
    :hex: 0xE9
    :len: 2
    :cycles: 2
    :boundry_add: false
  :zero_page:
    :hex: 0xE5
    :len: 2
    :cycles: 3
    :boundry_add: false
  :zero_page_x:
    :hex: 0xF5
    :len: 2
    :cycles: 4
    :boundry_add: false
  :absolute:
    :hex: 0xED
    :len: 3
    :cycles: 4
    :boundry_add: false
  :absolute_x:
    :hex: 0xFD
    :len: 3
    :cycles: 4
    :boundry_add: true
  :absolute_y:
    :hex: 0xF9
    :len: 3
    :cycles: 4
    :boundry_add: true
  :indirect_x:
    :hex: 0xE1
    :len: 2
    :cycles: 6
    :boundry_add: false
  :indirect_y:
    :hex: 0xF1
    :len: 2
    :cycles: 5
    :boundry_add: true

:sta:
  :description: "STore Accumulator"
  :flags: []
  :zero_page:
    :hex: 0x85
    :len: 2
    :cycles: 3
    :boundry_add: false
  :zero_page_x:
    :hex: 0x95
    :len: 2
    :cycles: 4
    :boundry_add: false
  :absolute:
    :hex: 0x8D
    :len: 3
    :cycles: 4
    :boundry_add: false
  :absolute_x:
    :hex: 0x9D
    :len: 3
    :cycles: 5
    :boundry_add: false
  :absolute_y:
    :hex: 0x99
    :len: 3
    :cycles: 5
    :boundry_add: false
  :indirect_x:
    :hex: 0x81
    :len: 2
    :cycles: 6
    :boundry_add: false
  :indirect_y:
    :hex: 0x91
    :len: 2
    :cycles: 6
    :boundry_add: false

:txs:
  :description: "Transfer X to Stack ptr"
  :flags: []
  :implied:
    :hex: 0x9A
    :len: 1
    :cycles: 2
    :boundry_add: false
:tsx:
  :description: "Transfer Stack ptr to X"
  :flags: []
  :implied:
    :hex: 0xBA
    :len: 1
    :cycles: 2
    :boundry_add: false

:pha:
  :description: "PusH Accumulator"
  :flags: []
  :implied:
    :hex: 0x48
    :len: 1
    :cycles: 3
    :boundry_add: false
:pla:
  :description: "PuLl Accumulator"
  :flags: []
  :implied:
    :hex: 0x68
    :len: 1
    :cycles: 4
    :boundry_add: false

:php:
  :description: "PusH Processor status"
  :flags: []
  :implied:
    :hex: 0x08
    :len: 1
    :cycles: 3
    :boundry_add: false
:plp:
  :description: "PuLl Processor status"
  :flags: 
    - :n
    - :v
    - :u
    - :b
    - :d
    - :i
    - :z
    - :c
  :implied:
    :hex: 0x28
    :len: 1
    :cycles: 4
    :boundry_add: false

:stx:
  :description: "STore X register"
  :flags:  []
  :zero_page:
    :hex: 0x86
    :len: 2
    :cycles: 3
    :boundry_add: false
  :zero_page_y:
    :hex: 0x96
    :len: 2
    :cycles: 4
    :boundry_add: false
  :absolute:
    :hex: 0x8E
    :len: 3
    :cycles: 4
    :boundry_add: false

:sty:
  :description: "STore Y register"
  :flags:  []
  :zero_page:
    :hex: 0x84
    :len: 2
    :cycles: 3
    :boundry_add: false
  :zero_page_x:
    :hex: 0x94
    :len: 2
    :cycles: 4
    :boundry_add: false
  :absolute:
    :hex: 0x8C
    :len: 3
    :cycles: 4
    :boundry_add: false