Motorola DSP56000 Manual page 495

24-bit digital signal processor
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MOVEP
Instruction Format (P: Reference):
MOVEP P:ea,X:pp
MOVEP X:pp,P:ea
MOVEP P:ea,Y:pp
MOVEP Y:pp,P:ea
Opcode:
23
0
0
0
0
Instruction Fields:
ea=6-bit Effective Address=MMMRRR
pp=6-bit I/O Short Address=pppppp
Peripheral Space S
X Memory
Y Memory
Peripheral
Read
Write
where "rrr" refers to an address register R0–R7
Timing: 4+mvp oscillator clock cycles
Memory: 1+ea program words
A - 226
INSTRUCTION DESCRIPTIONS
Move Peripheral Data
16
15
1
0
0
S
W
1
M
OPTIONAL EFFECTIVE ADDRESS EXTENSION
Effective
Addressing Mode
0
(Rn)-Nn
1
(Rn)+Nn
(Rn)-
W
(Rn)+
0
(Rn)
1
(Rn+Nn)
–(Rn)
Absolute address
INSTRUCTION SET DETAILS
8
7
M
M
R
R
R
0
1
M M M R R R
0 0 0 r r
0 0 1 r r
0 1 0 r r
0 1 1 r r
1 0 0 r r
1 0 1 r r
1 1 1 r r
1 1 0 0 0 0
MOVEP
0
p
p
p
p
p
p
r
r
r
r
r
r
r
MOTOROLA

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