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Individual Instruction Descriptions
4-130
4.14.37 MOVU Move Data Unsigned
Syntax
[label] name dest, src
[,
mod
] Clock,
clk
Word,
w
With RPT,
clk
Class
MOVU MR, A
n
[~] [,
next A
] 1 1 n
R
+3 3
MOVU MR, {
adrs
} Table 4–46 Table 4–46 5
Execution [premodify AP if
mod
specified]
dest
⇐
src
PC ⇐ PC +
w
Flags Affected
src
is {
adrs
} TAG bit is set accordingly
UM is set to 1
Opcode
Instructions 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MOVU MR, A
n
[~] [,
next A
] 1 1 1 0 0
next A An
1 0 1 1 1 0 A~ 0
MOVU MR, {
adrs
} 1 1 0 1 1 1 0 0 1
adrs
x
dma16
(for direct) or
offset16
(long relative) [see section 4.13]
Description Copy value of
src
to
dest
. Premodification of accumulator pointers is allowed
with some operand types.
Syntax Description
MOVU MR, A
n
[~] [,
next A
] Move A
n
[~] to MR register in unsigned multiplier mode
MOVU MR, {
adrs
} Move data memory word to MR, reset multiplier signed mode
See Also MOV, MOVB, MOVT, MOVBS, MOVS
Example 4.14.33.1 MOVU MR, A0~, ++A
Preincrement accumulator pointer AP0. Copy the content of accumulator A0~ to MR register.
Example 4.14.33.2 MOVU MR, *R3
Copy the value pointed by R3 to MR.