Texas Instruments MSP50C614 User Manual
Page 236
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Individual Instruction Descriptions
4-144
4.14.50
NOTACS
One’s Complement Negation of Accumulator String
Syntax
[label]
name
dest, src
Clock,
clk
Word,
w
With RPT,
clk
Class
NOTACS
A
n[~], An[~]
n
S
+2
1
n
R
+2
3
Execution
dest
⇐
NOT
src
PC
⇐
PC + 1
Flags Affected
OF, SF, ZF, CF are set accordingly
Opcode
Instructions
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
NOTACS A
n[~], An[~]
1
1
1
0
0
1
1
A
n
0
0
0
0
1
0
A~
~A
Description
Perform one’s complement of
src accumulator string and store result in dest
accumulator string.
See Also
NOTAC, AND, ANDB, ANDS, OR, ORB, ORS, XOR, XORB, XORS, NEGAC,
NEGACS
Example 4.14.50.1
NOTACS A3~, A3
Take the one’s complement (invert bits) of the accumulator string A3 and put result in accumulator string
A3~.
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