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BTST
Condition Codes:
15
14
13
LF
T
**
CCR Condition Codes:
C — Set if bit tested is set. Cleared otherwise.
V — Not affected
Z — Not affected
N — Not affected
U — Not affected
E —Not affected
L —Not affected
MR Status bits are not affected.
SP — Stack Pointer:
For destination operand SSH: SP — Decrement by 1.
For other destination operands:
Instruction Format:
BTST
#n,X:ea
BTST
#n,Y:ea
Opcode:
23
0
0
0
0
A - 48
Freescale Semiconductor, Inc.
Bit Test and Set
12
11
10
9
8
S1
S0
I1
I0
**
MR
16
15
1
0
1
1
0
1
M
OPTIONAL EFFECTIVE ADDRESS EXTENSION
DSP56000/DSP56001 USER'S MANUAL
For More Information On This Product,
Go to: www.freescale.com
7
6
5
4
3
L
E
U
N
**
CCR
8
7
M
M
R
R
R
0
S
BTST
2
1
0
Z
V
C
0
1
b
b
b
b
b
MOTOROLA
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