dsp56800e Freescale Semiconductor, Inc, dsp56800e Datasheet - Page 636

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

TFR
Parallel Dual Reads:
Instruction Opcodes:
Timing:
Memory:
A-292
TFR
TFR
TFR
TFR
TFR
TFR
TFR
TFR
1.This instruction is not allowed when the XP bit in the OMR is set (that is, when the instructions are executing
from data memory).
2.This instruction occupies only 1 program word and executes in 1 cycle for every addressing mode.
Operation
TFR
Data ALU Operation
~F,F GGG,X:<ea_m>
~F,F X:<ea_m>,GGG
~F,F X:<ea_m>,reg1
C,F GGG,X:<ea_m>
C,F X:<ea_m>,GGG
DD,F X:<ea_m>,GGG
DD,F GGG,X:<ea_m>
FFF,fff
2
1 oscillator clock cycle
1 program word
X:<ea_v>,reg2
Operands
A,B
B,A
1
Transfer Data ALU Register
DSP56800E Core Reference Manual
15
15
15
15
15
15
15
15
0
0
0
0
0
0
0
0
Source 1
X:(R0)+N
X:(R1)+N
X:(R4)+N
X:(R0)+N
X:(R4)+N
X:(R0)+
X:(R1)+
X:(R4)+
X:(R0)+
X:(R4)+
0
0
0
0
1
0
0
1
First Memory Read
0
1
1
0
1
0
1
1
12
12
12
12
12
12
12
12
0
0
0
0
1
0
0
1
11
11
11
11
11
11
11
11
1
1
1
1
1
1
1
0
Destination 1
G
G
G
G
G
G
1
1
Y0
Y1
Y0
Y1
G
G
G
G
G
G
v
f
G
G
G
G
G
G
v
8
8
8
8
8
8
8
8
f
F
F
F
F
F
F
F
7
7
7
7
7
7
7
7
f
X:(R3)+N3
X:(R3)+N3
Source 2
1
1
b
0
0
X:(R3)+
X:(R3)–
X:(R3)+
X:(R3)+
J
J
v
Second Memory Read
Freescale Semiconductor
1
1
b
0
0
0
J
J
0
0
J
J
b
0
0
0
4
4
4
4
4
4
4
4
0
0
0
0
0
0
0
0
3
3
3
3
3
3
3
3
Destination 2
m
m
m
m
m
m
m
0
TFR
X0
X0
C
R
R
R
R
R
R
0
0
R
R
R
R
R
R
0
v
0
0
0
0
0
0
0
0