salma4791

Can we use unconnected messaging with multi service request?

2

Hi, Can we use use_connected_msg=0 and allow_packing=1? MSR is not working for me using unconnected messaging. It is sending one request at a time even though the allow_packing option is...

Maximum how many characters can we read or write using libplctag read/write api?.

String Write is not working for Omron NJ/NX Controller

3

Write operation for string datatype is not working. it is giving PLCTAG_ERR_TOO_LARGE while setting the string using plc_tag_set_string API. Observed that the string capacity is less than the string length...

I am using libplctag to communicate with Quantum PLC CPU 140 . I am able to establish communication and read the tags (Absolute Addressing). But for multiple tags, i have...