Rievtech PR-12 Series, User Manual And Programmers Manual

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6.13 Shift cycle
6.13.1 SHR -B & SHL -B
Input/output Operand Data type
IN (LAD, FBD) VB, IB, QB, MB, SB, SMB, LB, AC,constant, *VD, *LD, *AC Byte
N VB, IB, QB, MB, SB, SMB, LB, AC,constant, *VD, *LD, *AC Byte
OUT VB, IB, QB, MB, SB, SMB, LB, AC, *VD, *LD, *AC Byte
SHR -B: Input byte "IN" and move N bits towards the
right.Then place the results in OUT.
SHL -B: Input byte "IN" and move N bits towards the
left.Then place the results in OUT.
The moved out bits are filled with zero.If N is greater than
or equal to 8, you can move up to 8 bits.
SHR -B & SHL -B operations are not signed.
error conditions:
0006 Indirect address
Special memory bit:
SM1.0 Zero Result
SM1.1 Overflow