Extended instructions
8.4 Interrupts
S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG
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Table 8- 97 Condition code
8091 Invalid SDT start time parameter:
(for example, a start time within the skipped hour at the start of
80A1 The start time is in the past.
(This error code only occurs with PERIOD = W #16#0000.)
CAN_TINT (Cancel time of day interrupt)
Table 8- 98 CAN_TINT (Cancel date and time of day interrupt)
ret_val:=CAN_TINT(_int_in);
Cancels the start date and time
of day interrupt event for the
specified interrupt OB.
Table 8- 99 Data types for the parameters
OB number (accepts symbolic name)
Table 8- 100 Condition codes
No start date / time set for that interrupt OB
ACT_TINT (Activate time of day interrupt)
Table 8- 101 ACT_TINT (Activate date and time of day interrupt)
ret_val:=ACT_TINT(_int_in_);
Activates the start date and
time of day interrupt event for
the specified interrupt OB.