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II
MULU
Unsigned Multiply
MULU
Instruction Format (word form):
15
14
13
12
11
10
9
8
7
6
5
4
3
2
o
EFFECTIVE ADDRESS
1
1
0
0
REGISTER
0
1
1
I
MODE
REGISTER
Instruction Fields:
Register field -Specifies a data register as the destination.
Effective Address field -Specifies the source operand. Only data addressing modes are allowed
as shown:
Addressing Mode
MOTOROLA
4-116
On
An
(An)
(An)
+
-(An)
(d16, An)
(dg, An, Xn)
(bd, An, Xn)
Mode
000
-
010
011
100
101
110
110
Register
Addressing Mode Mode
Register
Reg. number: On
(xxx).W
111
000
-
(xxx).L
111
001
Reg. number: An
#(data)
111
100
Reg. number: An
Reg. number: An
Reg. number: An
(d16, PC)
111
010
Reg. number: An
(dg, PC, Xn)
111
011
Reg. number: An
(bd, PC, Xn)
111
011
INSTRUCTION SET
CPU32 REFERENCE MANUAL
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