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MULU
Syntax
Operation
Data Types
Description
Condition Flags
Addressing Modes
Semiconductor Group
30Mar98@15:00h
Unsigned Multiplication
MULU
op1, op2
(MD) ← (op1) * (op2)
WORD
Performs a 16-bit by 16-bit unsigned multiplication using the two words
specified by operands op1 and op2 respectively. The unsigned 32-bit
result is placed in the MD register.
E
Z
0
*
E Always cleared.
Z Set if the result equals zero. Cleared otherwise.
V This bit is set if the result cannot be represented in a word data type.
Cleared otherwise.
C Always cleared.
N Set if the most significant bit of the result is set. Cleared otherwise.
Mnemonic
MULU
Rw
, Rw
n
C166 Family Instruction Set
V
C
N
S
0
*
Format
1B nm
m
87
Instruction Description
MULU
Version 1.2, 12.97
Bytes
2
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