ndVcom (Library)


Communication with an external device (kernel) (RS232C input/output)


ndVcom (<Function code>, <Array variable>)


This is a kernel program for communication with an external equipment and is required for using the communication libraries (ndVis, ndJf, ndVset, ndVrst, ndVput, and ndVType).
For Controller System Version 1.2* or earlier, use ndVcom contained in the version 1.2 compatible class. If in Version 1.2* or earlier ndVcom not in the version 1.2 compatible class but in classes 1 to 6 is used, a compilation error will result.
To check the controller software version, refer to the SETTING-UP MANUAL, Chapter 5, Section 5.7, [F6 Set]-[F6 Maint.]-[F2 Version].
This program is not automatically executed by multitasking operation.
If you execute this by multitasking operation, you need to change this for synchronization using a semaphore etc.


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