dsp56800e Freescale Semiconductor, Inc, dsp56800e Datasheet - Page 522

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

MAC
Instruction Opcodes:
Timing:
Memory:
A-178
MAC
MAC
MAC
MAC
MAC
MAC
MAC
–FFF1,FFF1,FFF
–C1,Q2,F GGG,X:<ea_m>
–C1,Q2,F X:<ea_m>,GGG
FFF1,FFF1,FFF
Q1,Q2,F GGG,X:<ea_m>
Q1,Q2,F X:<ea_m>,GGG
Q3,Q4,F X:<ea_m>,reg1
1 oscillator clock cycle
1 program word
X:<ea_v>,reg2
DSP56800E Core Reference Manual
Multiply-Accumulate
15
15
15
15
15
15
15
0
0
0
0
0
0
0
0
0
1
0
0
1
1
0
1
1
0
1
1
1
12
12
12
12
12
12
12
1
1
0
0
0
0
0
11
11
11
11
11
11
11
0
0
1
1
1
0
1
G
G
G
G
0
1
1
G
G
G
G
F
F
v
G
G
G
G
F
F
v
8
8
8
8
8
8
8
F
F
F
F
F
F
F
7
7
7
7
7
7
7
Q
Q
Q
Q
J
v
J
Freescale Semiconductor
Q
Q
Q
Q
Q
J
J
Q
Q
Q
Q
Q
J
J
4
4
4
4
4
4
4
1
1
J
1
1
1
J
3
3
3
3
3
3
3
m
m
m
m
m
J
J
MAC
R
R
R
R
0
0
1
R
R
R
R
0
v
0
0
0
0
0
0
0
0