Cmpl – Texas Instruments TMS320C2XX User Manual
Page 217
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CMPL
Complement Accumulator
7-64
Syntax
CMPL
Operands
None
Opcode
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
1
0
0
0
0
0
0
0
0
1
1
1
1
1
0
1
Execution
Increment PC, then ...
(ACC)
→
ACC
Status Bits
None
Description
The contents of the accumulator are replaced with its logical inversion (1s
complement). The carry bit is unaffected.
Words
1
Cycles for a Single CMPL Instruction
ROM
DARAM
SARAM
External
1
1
1
1+p
Cycles for a Repeat (RPT) Execution of an CMPL Instruction
ROM
DARAM
SARAM
External
n
n
n
n+p
Example
CMPL
Before Instruction
After Instruction
ACC
X
0F7982513h
ACC
X
0867DAECh
C
C
Cycles
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