Motorola DSP56800 Manual page 287

16-bit digital signal processor
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BFTSTH
Instruction Fields:
Operation
BFTSTH
Timing:
Refer to the preceding Instruction Fields table
Memory:
Refer to the preceding Instruction Fields table
Test Bit Field High
Operands
C
#xxxx,DDDDD
4
#xxxx,X:(R2+xx)
6
#xxxx,X:(SP-xx)
6
#xxxx,X:aa
4
#xxxx,X:pp
4
#xxxx,X:xxxx
6
Instruction Set Details
W
2
BFTSTH tests all bits selected by the 16-bit immedi-
ate mask. If all selected bits are set, then the C bit is
2
set. Otherwise it is cleared.
2
All registers in DDDDD are permitted except HWS.
2
X:aa represents a 6-bit absolute address. Refer to
Absolute Short Address (Direct Addressing):
2
<aa> on page 4-22.
3
X:pp represents a 6-bit absolute I/O address. Refer
to I/O Short Address (Direct Addressing): <pp>
on page 4-23.
BFTSTH
Comments
A-57

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