Motorola DSP96002 User Manual
Page 252
A - 64
DSP96002 USER’S MANUAL
MOTOROLA
Instruction Fields:
<ea> Rn - R0-R7 (Memory alterable addressing modes only)
Immediate Short Data - bbbbb (5 bits)
Absolute Short Address - aaaaaaa (7 bits)
I/O Short Address - ppppppp (7 bits)
Instruction Format:
BTST #bit,S
aa
110S
000b
bbbb
31
14 13
0
PC RELATIVE DISPLACEMENT
0000
0010
0110
0aaa
aa
00
110S
000b
bbbb
31
14 13
0
OPTIONAL EFFECTIVE ADDRESS EXTENSION
0000
0010
0100
MMMR
pp
110S
000b
bbbb
31
14 13
0
PC RELATIVE DISPLACEMENT
0000
0010
0110
1ppp
pp
d0
1100
000b
bbbb
31
14 13
0
PC RELATIVE DISPLACEMENT
0000
0010
0111
dddd
dd
Memory Space
S
X Memory
0
Y
Memory
1
Bit Number
b b b b b
Bit 0-31
n n n n n
where nnnnn = 0-31
Instruction Format:
BTST #bit,X: ea
BTST #bit,Y: ea
Instruction Format:
BTST #bit,X: pp
BTST #bit,Y: pp
Instruction Format:
BTST #bit,X: aa
BTST #bit,Y: aa