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Transcript
E!
Addressing Modes
Bit- Test·
Bit'Set
Direct
Clear
Branch
Short
Mnemonic
Inherent
ADD
AND
Immediate
Direct
X
X
X
X
FleJ<..J"
Register
Indirect
Rf~laIIVl~
I
C
X
1\
1\
X
1\
Extended
X
BCC
BCLR
X
X
BCS
BEQ
X
BHS
Assembler converts this to "BCC"
BLO
Assembler converts this to
"aes"
X
BNE
X
X
BRCLR
BRSET
~
CT
CD
~
:'"
0
~
CLRA
Assembler converts this to "SUB $FF"
CLRX
Assembler converts this to .. MVI $80,10"
1\
Assembler converts this to "MVI $81,10"
CLRY
X
CMP
I
I
I
X
X
I
I
I
X
1\
II
DEC
OECA
X
X.
Assembler converts this to "DEC $FF"
OECX
Assembler converts this to "DEC $fKl"
OECY
Assembler converts this to "DEC $8'"
~
INC
X
INCA
Assembler converts this to "'NC $FF"
c
INCX
Assembler converts this to "INC $80"
II
INCY
Assembler converts this to ·'INC $8,,,
II
3:
JJ
X
BSH
COMA
··
···
··
··
··
··
Assembler converts this to "ADO $FF"
ASLA
i:r
...
..o·
..
n
~
en
CD
I
JMP
I
I
JSR
X
LOA
X
I
X
II
II
II
II
I
X
II
II
1
I
I
NOP
ROLA
RTI
X
RTS
X
STA
STOp·
X
X
Assembler converts this to "B.EO (PC)
+
X
SUB
TAX
lAY
X
1\
·
·
II
··
··
Assembler converts this to "S T A SOO"
Assembler converts this to "STA $81"
Assembler converts this to "LOA $00"
Assembler converts this to "LOA $81"
lXA
TYA
X
I
I
I
Flag Symbols Z; Zero. C; Carry / Borrow. ,,; Test and Set
I
of
··
··
··
··
··
··
·
X
1"
1\
1\
X
1\
II
··
1\
X
X
II
1\
X
X
I
I
X
1\
X
X
Assembler converts this to "MVI $81, DATA"
LOYI
MVI
·
·
··
··
1\
··
··
··
·
I
I
Assembler converts this to "MVI $SO,DATA"
LOXI
WAIT·
I
X
X
···
···
··
J
I
T rue, Cleared OtherWise, . ; Not Affected ·HCMOS ONLY
I
···
II
II
···