OR With Accumulator
OR
7-129
Assembly Language Instructions
Syntax
OR
dma
Direct addressing
OR
ind [, ARn]
Indirect addressing
OR #
lk [, shift]
Long immediate addressing
OR #
lk, 16
Long immediate with left
shift of 16
Operands
dma:
7 LSBs of the data-memory address
shift:
Left shift value from 0 to 15 (defaults to 0)
n:
Value from 0 to 7 designating the next auxiliary register
lk:
16-bit long immediate value
ind:
Select one of the following seven options:
* *+ *– *0+ *0– *BR0+ *BR0–
OR
dma
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
1
1
0
1
1
0
1
0
dma
OR
ind [, ARn]
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
1
1
0
1
1
0
1
1
ARU
N
NAR
Note:
ARU, N, and NAR are defined in Section 6.3,
Indirect Addressing Mode (page 6-9).
OR #
lk [, shift]
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
1
0
1
1
1
1
1
1
1
1
0
0
shift
lk
OR #
lk [, 16]
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
1
0
1
1
1
1
1
0
1
0
0
0
0
0
1
0
lk
Execution
Increment PC, then ...
Event(s)
Addressing mode
(ACC(15:0)) OR (data-memory address)
→
ACC(15:0) Direct or indirect
(ACC(31:16))
→
ACC(31:16)
(ACC) OR lk
2
shift
→
ACC
Long immediate
(ACC) OR lk
2
16
→
ACC
Long immediate
with left shift of 16
Opcode
