Motorola DSP56800 Manual page 399

TFR
Instruction Fields:
Operation
TFR
Data ALU Operation
Operation
TFR
Timing:
2 + mv oscillator clock cycles
Memory:
1 program word
Transfer Data ALU Register
Operands C
DD,F 2
A,B
B,A
Registers Memory Access
X0,F
Y1,F
Y0,F
A,B
B,A
F = A,B
Instruction Set Details
W
1 Transfer register to register
Transfer one accumulator to another (36-bits)
Parallel Memory Read or Write
Source or Destination
X:(Rn)+
X:(Rn)+N
TFR
Comments
X0
Y1
Y0
A1
B1
A
B
A-169