Motorola MC6805R Series User Manual

Table 10-7. M6805 HMOS Family Instruction Set Opcode Map
Bit Manipulation
Branch Read/ Modify/Write
BTB
BSC REL DIR A X IXl
IX
~
0
1
2
3
4 5 6
7
Low I
(XXX)
0001 0010 0011
0100
0101
0"0
0"1
10
5
7 5 4
3 6
5 4 3 4 3 7 6 6 3
0 BRSETO
BSETO BRA
NEG NEG NEG NEG
NEG
(XXX)
3 BTB 2 BSC 2 REL 2 DIR I
A I
X 2
IXI I IX
10
5
7
5 4
3
1
BRCLRO BCLRO BRN
0001
3 BTB 2 BSC 2
REL
10
5
7
5 4
3
2 BRSETl BSETl
BHI
0010
3 BTB 2 BSC 2 REL
10
5
7
5 4
3 6
5 4 3 4 3 7 6 6
5
3
BRCLRl BCLRl
BLS COM COM COM
COM COM
0011
3 BTB 2 BSC 2 REL 2
DIR I
A I
X 2
IXI I IX
10
5
7
5 4
3 6
5 4 3 4 3 7 6 6 5
4
BRSET2 BSET2 BCC LSR LSR
LSR
LSR LSR
0100 3 BTB 2 BSC 2 REL 2 DIR I
A I
X 2
IXI I IX
10
5
7
5 4
3
5
BRCLR2 BCLR2
BCS
0101
3
BTB 2 BSC 2 REL
10
5
7
5 4
3 6
5 4 3 4 3 7 6 6 5
6 BRSET3 BSET3 BNE ROR ROR ROR
ROR ROR
0"0
3 BTB 2 BSC 2 REL 2
DIR I
A I
X 2
IXI I IX
10
5
7
5 4
3 6
5 4 3 4 3 7 6 6
5
7
BRCLR3 BCLR3 BEQ ASR
ASR ASR
ASR ASR
0"1
3
BTB 2 BSC 2 REL 2
DIR I A I
X 2
IXI I
IX
10
5
7
5
4
3 6 5 4 3 4 3 7 6 6 5
S
BRSET4 BSET4 BHCC LSL LSL LSL LSL LSL
1000 3 BTB 2 BSC 2 REL 2
DIR I A I
X 2
IXI I IX
10
5
7 5 4
3 6
5 4 3 4 3 7 6 6 5
9 BRCLR4
BCLR4
BHCS
ROL ROL ROL
ROL
ROL
1001
3
BTB 2
BSC 2
REL 2
DIR I A I
X 2
IXI I IX
10
5
7 5 4
3 6 5 4 3 4
3 7
6 6 5
A BRSET5 BSET5 BPL DEC DEC DEC DEC
DEC
1010
3 BTB 2 BSC 2 REL 2
DIR I
A \
X 2
IXI
I
IX
10
5
7
5 4
3
B
BRCLR5 BCLR5
BMI
lOll
3 BTB 2 BSC 2
REL
10
5
7
5 4
3 6
5 4 3 4 3 7 6 6
5
C
BRSET6
BSET6
BMC INC INC INC INC INC
1100
~
BTB 2 BSC 2 REL 2
DIR I A I
X 2
IXI I IX
10
5
7
5 4
3 6
4 4 3 4
3 7 5 6
4
D BACLR6 BCLR6 BMS TST TST TST TST TST
1101
3 BTB 2
BSC 2
REL 2
DIR I A I
X 2
IXI I IX
10 7 7 5 4
3
E
BASET7
BSET7
BIL
1110
3
BTB 2 BSC 2 RE~
10 7
7
5 4
3 6
5 4
3 4 3 7 6 6
5
F
BRCLR7 BCLR7
BIH
CLR CLR CLR CLR
CLR
II"
P
BTB 2 BSC 2 REL 2
DIR I A I
X 2
IXI I IX
Abbreviations for Address Modes
INH Inherent EXT
Extended
IX
Indexed (No Offset)
A
Accumulator
REL Relative
IXl
Indexed,
1 Byte (S-Bitl Offset
X
Index Register
BSC Bit Set/Clear IX2
Indexed,2 Byte (16-Bitl Offset
IMM Immediate
BTB Bit Test and Branch
*
Ml46805 CMOS Family Only
DIR Direct
10-10

Motorola MC6805R Series Specifications

General

Brand	Motorola
Model	MC6805R Series
Category	Computer Hardware
Language	English