KIL ... bringt den Prozessor zum Absturz
02, 12, 22, 32 ,42, 52, 62, 72, 92, B2, D2, F2
1A, 3A, 5A, 7A, DA, FA
04, 14, 34, 44, 54, 64, 74, 80, 82, 89, C2, D4, E2, F4
0C, 1C, 3C, 5C, 7C, DC, FC
NOP mit 1 Byte
NOP mit 2 Byte
NOP mit 3 Byte
Opcode | imm | ZP | ZPx | iZx | iZy | abs | ab,x | ab,y | Funktion | N | V | Z | C |
SLO | 07 | 17 | 03 | 13 | 0F | 1F | 1B | {adr}:={adr}*2 A:=A or {adr} | × | × | × | ||
RLA | 27 | 37 | 23 | 33 | 2F | 3F | 3B | {adr}:={adr}rol A:=A and {adr} | × | × | × | ||
SRE | 47 | 57 | 43 | 53 | 4F | 5F | 5B | {adr}:={adr}/2 A:=A exor {adr} | × | × | × | ||
RRA | 67 | 77 | 63 | 73 | 6F | 7F | 7B | {adr}:={adr}ror A:=A adc {adr} | × | × | × | × | |
SAX | 87 | 97 | 83 | 8F | {adr}:=A&X | ||||||||
LAX | A7 | B7 | A3 | B3 | AF | BF | A,X:={adr} | × | × | ||||
DCP | C7 | D7 | C3 | D3 | CF | DF | DB | {adr}:={adr}-1 A-{adr} | × | × | × | ||
ISC | E7 | F7 | E3 | F3 | EF | FF | FB | {adr}:={adr}+1 A:=A-{adr} | × | × | × | × | |
ANC | 0B | A:=A{imm} | × | × | × | ||||||||
ANC | 2B | A:=A{imm} | × | × | × | ||||||||
ALR | 4B | A:=(A{imm})*2 | × | × | × | ||||||||
ARR | 6B | A:=(A{imm})/2 | × | × | × | × | |||||||
XAA | 8B | A:=X{imm} | × | × | |||||||||
LAX | AB | A,X:=#{imm} | × | × | |||||||||
AXS | CB | X:=A&X-#{imm} | × | × | × | ||||||||
SBC | EB | A:=A-#{imm} | × | × | × | × | |||||||
AHX | 93 | 9F | {adr}:=A&X&H | ||||||||||
SHY | 9C | {adr}:=Y&H | |||||||||||
SHX | 9E | {adr}:=X&H | |||||||||||
TAS | 9B | S:=A&X {adr}:=S&H | |||||||||||
LAS | BB | A,X,S:={adr}&S | × | × |
A = Akkumulator
X = X-Register
Y = Y-Register
S = Stack-Pointer
P = Status-Register
+(S) = Stack-Pointer relativ mit pre-Increment
(S)- = Stack-Pointer relativ mit post-Decrement
XAA und LAX sind derart instabil, dass sie auf keinen Fall benutzt werden sollten.