Motorola MC6805R Series - Page 69

Mnem Inherent Immediate
BRN
BRCLR
BRSET
BSET
BSR
CLL
X
CLI
X
CLR
X
CMP
X
COM
X
CPX
X
DEC
X
EOR
X
INC X
JMP
JSR
LDA
X
LDX X
LSL
X
LSR
X
NEG
NOP X
ORA X
X
ROL
X
RSP
X
RTI
X
RTS
X
SBC
X
SEC
X
SEI
X
STA
STX
SUB
X
SWI
X
TAX
X
TST
X
TXA X
Condition Code Symbols:
H Half Carry (From Bit 3)
I I nterrupt Mask
N Negative (Sign Bit)
Z Zero
Table 10-6. Instruction Set (Sheet 2 of 2)
Addressing Modes
Indexed Indexed
Direct Extended
Relative
(No Olfset) (8 Bits)
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X X
X X
X
X X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X X
X
X X
X
X
X
X X
X X
X
)i
X
X
X
X X X
X
X
X
X
X
X
X X X
X X
C Carry/Borrow
/\ Test and Set if True, Cleared Otherwise
Not Affected
Load
CC Register From Stack
10-9
Indexed
(16 Bits)
X
X
X
X
X
X
X
X
X
X
X
X
Condition Code
Bit
Bit
Set! Test &
Clear Branch
H I
N Z
C
•
•
•
•
•
X
•
•
•
•
/\
X
• •
•
•
/\
X
•
•
•
•
•
•
•
•
•
•
•
•
•
•
0
•
0
•
•
•
•
•
0
1
•
•
•
/\ /\
/\
• •
/\
/\
1
•
•
/\
/\
/\
•
•
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•
• •
/\ /\
•
•
•
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•
•
•
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•
•
•
•
•
•
•
•
•
/\ /\
•
•
•
/\
/\
•
•
•
/\
/\
/\
• •
0
/\ /\
•
•
/\
/\
/\
•
•
•
•
•
•
•
/\
/\
•
•
•
/\
/\
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•
• •
•
•
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•
•
•
•
•
•
•
/\ /\
/\
• •
•
•
1
•
1
•
•
•
•
•
/\
/\
•
•
· /\
1\
•
•
•
/\ 1\
1\
•
1
•
•
•
•
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•
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1\
1\
•
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