dsp56800e Freescale Semiconductor, Inc, dsp56800e Datasheet - Page 579

• Manufacturer Part Number: dsp56800e
• Description: 16-bit Digital Signal Controller Core
• Manufacturer: Freescale Semiconductor, Inc

NORM
Condition Codes Affected:
Instruction Fields:
Instruction Opcodes:
Timing:
Memory:
Freescale Semiconductor
NORM
Operation
NORM
R0,F
L
E
U
N
Z
V
4 oscillator clock cycles
1 program word
LF
15
— Set if overflow has occurred in accumulator result
— Set if the extended portion of accumulator result is in use
— Set according to the standard definition of the U bit
— Set if bit 35 of accumulator result is set
— Set if accumulator result equals zero
— Set if bit 35 is changed as a result of a left shift
Operands
P4
14
R0,F
13
P3
Normalize Accumulator Iteration
P2
12
MR
C
4
P1
11
W
1
15
P0
0
10
Instruction Set Details
Normalization iteration instruction for normalizing the F accumulator
1
I1
9
1
I0
8
12
1
SZ
7
11
0
6
L
1
5
E
0
U
4
CCR
1
8
Comments
N
3
F
7
0
2
Z
0
V
1
0
4
C
0
0
3
NORM
1
1
A-235
1
0