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9. Program
58
9.6.3. Sequence Settings
This protocol macro data performs Reading Trigger (read code) by using communications
sequence No. 900. Set the timeout periods for the communications sequence.
Additional Information
Refer to
3-2 Sequence Attributes (Common to All Steps)
of the
CX-Protocol Operation
Manual
(Cat. No. W344) for details on sequence settings.
●
Timeout period setting
The following is the settings of the timeout periods (Timer Tr, Tfr, and Tfs) which are set for
the sequence.
[Communications sequence setting screen]
<Settings>
Item
Description
Explanation
Timer
Tr
Receive wait
monitoring time
Monitors the time from the receive wait status to the reception
of the first data (header) in the step of the sequence.
This timer is set to 3 seconds in this protocol macro data.
Timer
Tfr
Receive
finished
monitoring time
Monitors the time from the reception of the first data to the
completion of the reception in the step of the sequence.
This timer is set to 3 seconds in this protocol macro data.
Timer
Tfs
Send finished
monitoring time
Monitors the time from the sending of the header to the sending
of the last data.
This timer is set to 3 seconds in this protocol macro data.
Additional Information
Refer to
Section 4-5 Calculation Method of Monitoring Time
of the
CX-Protocol Operation
Manual
(Cat. No. W344) for the calculation method of monitoring time.