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JSCLR
Instruction Format:
JSCLR #n,X:ea,xxxx
JSCLR #n,Y:ea,xxxx
Opcode:
23
0
0
0
0
Instruction Fields:
#n=bit number=bbbbb,
ea=6-bit Effective Address=MMMRRR,
xxxx=16-bit Absolute Address in extension word
Effective
Addressing Mode
(Rn)-Nn
(Rn)+Nn
(Rn)-
(Rn)+
(Rn)
(Rn+Nn)
-(Rn)
where "rrr" refers to an address register R0-R7
Timing: 6+jx oscillator clock cycles
Memory: 2 program words
Instruction Format:
JSCLR #n,X:aa,xxxx
JSCLR #n,Y:aa,xxxx
Opcode:
23
0
0
0
0
Instruction Fields:
#n=bit number=bbbbb,
aa=6-bit Absolute Short Address=aaaaaa,
xxxx=16-bit Absolute Address in extension word
A - 92
Freescale Semiconductor, Inc.
Jump to Subroutine if Bit Clear
16
15
1
0
1
1
0
1
M
ABSOLUTE ADDRESS EXTENSION
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
16
15
1
0
1
1
0
0
a
ABSOLUTE ADDRESS EXTENSION
DSP56000/DSP56001 USER'S MANUAL
For More Information On This Product,
Go to: www.freescale.com
8
7
M
M
R
R
R
1
S
Memory SpaceS
X Memory
0
Y Memory
1
8
7
a
a
a
a
a
1
S
JSCLR
0
0
b
b
b
b
b
Bit Number bbbbb
00000
•
•
•
10111
0
0
b
b
b
b
b
MOTOROLA
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