dsp56000 Freescale Semiconductor, Inc, dsp56000 Datasheet - Page 403
dsp56000
Manufacturer Part Number
dsp56000
Description
24-bit Digital Signal Processor Family Manual
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.DSP56000.pdf
(637 pages)
- Current page: 403 of 637
- Download datasheet (4Mb)
Instruction Format:
Opcode:
Instruction Fields:
xxx=12-bit Short Jump Address=aaaaaaaaaaaa
Timing: 4+jx oscillator clock cycles
Memory: 1+ea program words
Instruction Format:
Opcode:
Instruction Fields:
ea=6-bit Effective Address=MMMRRR
Addressing Mode
(Rn)-Nn
(Rn)+Nn
(Rn)-
(Rn)+
(Rn)
(Rn+Nn)
-(Rn)
Absolute address
where “rrr” refers to an address register R0-R7
Timing: 4+jx oscillator clock cycles
Memory: 1+ea program words
MOTOROLA
JSR
Effective
JSR xxx
JSR ea
0
23
23
0
0
0
0
0
0
0
1
1
M M M R R R
0 0 0 r r r
0 0 1 r r r
0 1 0 r r r
0 1 1 r r r
1 0 0 r r r
1 0 1 r r r
1 1 1 r r r
1 1 0 0 0 0
Freescale Semiconductor, Inc.
1
0
For More Information On This Product,
0
INSTRUCTION DESCRIPTIONS
1
INSTRUCTION SET DETAILS
OPTIONAL EFFECTIVE ADDRESS EXTENSION
1
16 15
16
1
Jump to Subroutine
Go to: www.freescale.com
0
1
15
0
1
0
M
0
M
a
M
a
R
a
R
a
8
R
8
7
a
1
7
a
0
a
0
0
a
0
a
0
a
a
0
JSR
0
0
0
a
A - 137
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