Commodore 64 - Page 63

CMP
Compare Memory and Accumulator
Operation: A — M
XZCIDV
y yy
---
Addressing
Mode
Assembly Language
Form
OP
CODE
No.
Bytes
No.
Cycles
Immediate
CMP
# d d C9
2
2
Zero Page
CMP
aa
C5
2
3
Zero Page, X
CMP
aa,X
D5 2
4
Absolute CMP
aaaa CD
3
4
Absolute, X
CMP
aaaa,X
DD
3
4*
Absolute, Y
CMP
aaaa,Y
D9
3
4*
(Indirect, X)
CMP
(aa,X)
C l 2
6
(Indirect), Y
CMP (aa),Y
D1 2 5*
*Add 1 if page boundary is crossed.
CPX
Compare Memory and Index X
Operation: X — M
XZCIDV
y yy
----
Addressing
Mode
Assembly Language
Form
OP
CODE
No.
Bytes
No.
Cycles
Immediate CPX # d d
EO
2
2
Zero Page
CPX aa E4
2
3
Absolute
CPX aaaa EC 3
4
CPY
Compare Memory and Index Y
Operation: Y — M
XZCIDV
J J J------
Addressing
Mode
Assembly Language
Form
OP
CODE
No.
Bytes
No.
Cycles
Immediate
CPY # d d
CO 2 2
Zero Page
CPY aa C4
2 3
Absolute
CPY aaaa CC
3
4
61