Omron 3G8F7-CRM21, Руководство пользователя

Страница: 60 / 238

40
Detailed Settings at Communications Cycle Startup Section 3-5
The I/O communications can be started by the function
CPNT_ChangeToRunState in the Windows operation systems and by the
command START_IOCYCLE for shared memory access.
3-5-4 IN Data Zero Clear Due to Communications Error Function
This function is used to clear (to zero) all the input data or IN data of any IN or
MIX Slave Units that have communications error.
When the IN Data Zero Clear Due to Communications Error mode is not
selected, the input data or IN data of a Slave Unit that has a communications
error is retained.
The function can restrain triggered behaviors due to a communications error
in any systems where the "on" of IN data can be a trigger.
The function is enabled by the function CPNT_StartCycleEx in the Windows
operation systems and by the command OPEN_SYSTEMEX for shared
memory access.