160
5-16-3 BLOCK SET – BSET(71)
S: Source data
IR, SR, AR, DM, HR, TC, LR, #
St: Starting word
IR, SR, AR, DM, HR, TC, LR
Ladder Symbols
Operand Data Areas
E: End Word
IR, SR, AR, DM, HR, TC, LR
BSET(71)
S
St
E
@BSET(71)
S
St
E
Limitations St
must be less than or equal to E, and St and E must be in the same data area.
Description When
the execution condition is OFF
, BSET(71) is not executed.
When the exe
-
cution condition is ON, BSET(71) copies the content of S to all words from St
through
E.
2
S
3 4 5 2
St
345
2
St+1
345
2
St+2
345
2
E
345
BSET(71)
can
be used to change timer/counter PV
. (This cannot be done with
MOV(21) or MVN(22).) BSET(71) can also be used to clear sections of a data
area, i.e., the DM area, to prepare for executing other instructions.
Flags ER: St and E are not in the same data area or St is greater than E.
Indirectly
addressed DM word
is non-existent. (Content of
∗
DM word is
not BCD, or the DM area boundary has been exceeded.)
Data Movement Section 5-16
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