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maszup

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    LabVIEW 2015
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    2005

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  1. I'm trying to set up connection between PC and Festo motor controller (with Ethernet/IP module). PC: Win x86 LV2012SP1f4 + NI Ethernet/IP 1.3 driver Festo Motor Driver: SMMP-AS-C5-3A-M3 with CAMC-F-EP ethernet/ip module included I'm able to read all classes/instance/attributes that fest offers but i have problem with assembly. Via assembly instance 101 i suppose to read the 16B data frame from controller and via assembly instance 100 i suppose to write the 16B data frame to controller. That works without error. The size is return correctly as 16B if i read attribute 4. But the data inside does not change at all, the read data does not correspond to the actual state of the controller and written data has no impact on the controller as well. I Attached my simple Vi to communicate with the controller: Niether NI tech support niether Festo support is not able to help me. NI thinks this is controller issue, Festo thinks this is labview driver issue since the communication is working with PLCs like AllenBradley. I stucked in between. Anyone know what the reason may be? Thanks for any kind of help ethernetip festo test.vi
  2. I have a problem with the library LVSOUND2. I would like to read less than 50ms of samples each time from my sound card microphone. I checked the example "Continuous Sound Input.vi" and found that for configuration: 8kHz/1ch/8bit reading 160 samples gives me error within first few seconds (attached file) . the VI is not fast enough and sometimes it takes over 100ms to read 10ms buffer of samples. I'm wondering what the LVSOUND2 library is using exactly? What library in windows does it use? is it Direct Sound or maybe some other APIs? I'm thinking of creating my own library which can be more accurate that will use direct sound or other windows sound library.
  3. I have a problem with the library LVSOUND2. I would like to read less than 50ms of samples each time from my sound card microphone. I checked the example "Continuous Sound Input.vi" and found that for configuration: 8kHz/1ch/8bit reading 160 samples gives me error within first few seconds (attached file) . the VI is not fast enough and sometimes it takes over 100ms to read 10ms buffer of samples. I'm wondering what the LVSOUND2 library is using exactly? What library in windows does it use? is it Direct Sound or maybe some other APIs? I'm thinking of creating my own library which can be more accurate that will use direct sound or other windows sound library.
  4. just combine X,Y values into cluster in a for loop. here is the solution:
  5. what was your project? I had simulator for Automatic Teller Machine. 6 pages of documentation, text file, few buttons and many strings to guide the user.
  6. I had my CLD exam last friday. It wasn't too difficult but the time was very critical. I almost didn't make it in thos 4 hours, I finished just on time. There are few small bugs that I found later on but generally all requiremens werdone. If you want to keep good style and well documented project you must do the project very quickly. There is no time for mistakes, corrections or improval. I hope to get good results within next 2-3 weeks.
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