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ASTDan

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Everything posted by ASTDan

  1. Hello, Does anyone know if it is possible to print out your Project Folder for documentation purposes? Is there another method/software tool of easily documenting the all the files that you are using for your applicaiton? Thanks Dan
  2. That's right!! I forgot about the -1 shift register trick. Thanks for all the ideas! Dan
  3. QUOTE (tcplomp @ Apr 21 2008, 02:00 AM) I read that very good thread and I have an idea. Is it posible to dynamicly register the timeout event? That way I can turn it on and off as needed. Thanks Dan
  4. Thanks for the idea of the 2 event loops. I feel so naughty using 2 event loops in one app. Dan
  5. My use case is I have a Custom User event I created. The user event is my device tells me I have data. When my device tells me I have data I fire my Custom User event. What I want is a timeout on this custom user event. Basicaly if I don't see data from my device in say 1 minute, ping the device to see if it is still there running. I don't want my timout reset by somebody clicking away on my user interface. Does that make sense? QUOTE (tcplomp @ Apr 19 2008, 11:39 AM) Could you post a quick example of this? Thanks Dan
  6. Hello, I have an idea/is this possible question. When using an event structures is it posible to timeout if a certain event didn't happen. I know right now I can time out if no events for the enire structure didn't occured in x amount of time. I was wondering if I can time out only if a specific event didn't occur i.e. user event. Thanks Dan
  7. Thanks Jim! Just the tip I was looking for. I am a big open G fan. I tell all my friends about it. Have a beer on me. :beer: Dan
  8. 1 Beer :beer: as ordered. Don't drink it to fast. Hmmmm. This complicates things. The string array I am actually using has text and numbers, but the first column will always be numeric. Is there an easy way to do this? Right now I am playing around with the pointer array that is coming out of the Sort 2D VI. Dan This is what I came up with quick and dirty
  9. Hello, Am I crazy ? I can't get this to work right. Why isn't my 0 column sorted? Please help answer what I hope is a dumb question. Thanks Dan
  10. So if I see crelf ridding on his unicycle wearing a beenie :thumbup: I need to stop my LabVIEW programming while driving and pay attention?
  11. Wow I never realized it was tied to the project. No wonder I missed that. Thanks! Learn something new every day
  12. Did you try adding the delay right after you send the T1 command? Dan
  13. The advantage would be I could understand how it works. I haven't been able to understand the conditional disable strucure. Granted it doesn't take much to confuse me. Dan
  14. I think it would be cool if the disable structure had an input like the Case structure i.e. boolean, enum, string, etc Dan
  15. In my humble opinion using the event structure gives you much more flexiblity i.e you could change the amount you want to increment the control by, put limits on it, change colors, etc. Also it makes your code a lot easier to read. Everything is in the block diagram not buried somewhere in the property of the control. You are also not limited by what NI decides to give you. My $.02, or maybe $0.01. If I switch to euros do I get $.03? Dan
  16. Hello, I would recomend a Key Down event to handle that. You can then use a case structure that determines what key was pressed. Here is a screen shot. Dan
  17. My advise is to run the VI analyizer when you are done. I tells you if you have documentation problems etc. I assume that is what NI uses on your application. http://www.ni.com/toolkits/vi_analyzer.htm Dan
  18. Hello, Does anyone know if I can hook up 2 computers to monitor a single RS485 device? I can set my device to continously send out data. So the computers don't need to send data to the device they just need to receive it. Will I run into loading, or ground loop issues, etc.? Thanks Dan
  19. OK I think I have found the problem. My poopy power supply is not a nice clean waveform and the strain gauge has some magic filtering on it. The combination of those 2 produce the wavform I have been seeing. Dan
  20. I have the gray wire Connected to the negative terminal of my power supply and the white wire connected to the positive terminal of my power supply (using a RJ 50 cable). I have checked all the channels. Could my cable be bad? Dan QUOTE (AnalogKid2DigitalMan @ Mar 11 2008, 01:22 PM) Also the peak is really 70mV I had to turn on the Scale using Excitation. I have the excitation set to 10V. Thanks Dan
  21. Hello, I have a NI 9237 with a Compaq DAQ chasis. I have hooked up a power supply to the AI + and AI - Input terminals. When I look at my signal in Max I get the attached waveform. I have looked at the input signal with my scope and it doesn't look like the attached waveform. The peak value of the waveform seems to be the desired value. Any Advice? Thanks Dan
  22. It is definatly posible to do what you want in LabVIEW. Here is a link about Property nodes in LabVIEW http://zone.ni.com/reference/en-XX/help/37.../property_node/ To create a property node right click on your control in the block diagram and select Create\Property Node After creating the property node you can right click on the property node and select the help for more information on what that specific property node does. I don't know of a manual for property nodes in LabVIEW. Dan
  23. Here is an example of how to select the text from a ring control. Does this help? Dan
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