Serial data read using RS 232

Hi guys,.

I try to read data using Arduino. these are data am passing my arduino. When I pass these data, only is treated in my labview where is ignored.

What are the different types of data, I'll spend my arduino

where XXXX is the binary value based on the State of the component attached to my arduino.

Please, help me to fix this guy. I have attached my certificate program for your guide. Thank you in advance.

If you do not use a newline as a termination character.  That's fine, since you can use the > as a termination character.  Then turn on your character of termination on the VISA to set up the Serial Port and set the stop character to be ' > ' (62 decimal, 0x3E).  Then get rid of the bytes to the Port and cable and use a number greater than your maximum message size.  I would go with something like 20.  So what will happen here is the VISA read will read all the bytes up until one of the following occurs: 1) the number of bytes you have provided has been read, 2) the stop character is met, 3) the designated timeout has occurred (the default is 10 seconds).  So use the stop character to get a whole message.  This will allow you to significantly reduce your logic.

In addition, use a real button instead of a toggle button default to TRUE (which means that you will iterate only your loop once).

Tags: NI Software

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