Forum

Apr 13 (5 months ago)
Need help, trying to build a program using the di-145. I need data read from one input only and only every 15 seconds.
I've got communications to the device no problems there, but can't seem to get only one sample every 15 seconds, the data doesn't seem to follow the input voltage ie.. if i put 5 volts on it it will s...
2
Apr 01 (5 months ago)
DI_155 Software with more advanced capability?
Does DataQ or any 3rd party vendor provide a more advanced or capable alternative to the free WinDAQ software? I have seen references to a PRO version but I cannot find anything on the web site. I k...
3
Mar 31 (5 months ago)
Discovery.DiscoverAllDevices() returns null
I've been working with a Dataq DI-149 in .NET. I've noticed that Discovery.DiscoverAllDevices() will return a null value if I unplug the dataq and plug it into a different USB port. This sure seems ...
3
Mar 14 (6 months ago)
What would make the DI-155 suddenly stop communicating?
I have a machine automation program written in VB.NET that uses the DI-155. The program typically runs fine, but occasionally - and I cannot isolate any difference in situation - the number of scans ...
6
Oct 03 (11 months ago)
How do I read values from DI-718B data logger through ethernet with LabVIEW 2014?
I have DI-718B data logger with ethernet connection and static IP address assigned. Data logger is receiving signals on three channels, all from Futek PFP 350 pressure sensors. I prefer to keep the ...
2
Oct 01 (11 months ago)
How can I implement a C# application using a DLL without using the visual control from the toolbox?
I have no problem dragging the control onto the form and using it as described. However, I would like to create a library that I can use in multiple projects. I am using the MVC pattern and would li...
4
Sep 24, 2015
DI-148/158 Reading Digital Input
Hi all, I'm trying to do what should be fairly simple: read a digital input line (port) from a DI-158 module. I know there is the "AnaDigAcq" example online, but this plots the digital port state on ...
7
Aug 20, 2015
DataqDevice.GetInterleavedScaledData() Blocking or Buffering?
I read through the SK Scan Mode Example and they use a GetInterleavedScaledData call to get the data from the device. My question is what happens if there is no data yet available? Is this a blocking ...
4
Aug 10, 2015
Using the .NET v1 SDK, How can I chart with DQChart
Using SDK v.1... I would like to insert a DQChart for each channel monitored via DI-149. The goal is to display live feed on a custom GUI. In addition, I would like to get the raw data so that it can ...
3
Jul 09, 2015
How can I configure sample rate to one sample per 2 seconds on DI-155?
I want to know What do I need to change if I want one sample per 2 seconds, actually my system is configured to give me one sample rate per second the parameters are in this way: .ADChannelCount = 5...
1
Jun 29, 2015
DI-718BX Counts to volts
DI-718BX Anyone work with the SDK and the 718. Trying to figure out how to convert counts to volts the right way. Do I average the points on each channel first? Is this the correct counts to volts con...
2
May 18, 2015
DI-245 Comm Protocol "chn" command
I am writing a C#.Net application to be used with the DI-245 and am having difficulty adding more than 2 channels to the scan list using the "chn" command. My goals is this: 1. Enable analog channel ...
3
May 12, 2015
the "New Data" is no longer generated event
I want to know what are the conditions for the new event data is generated, because in my system monitoring, this event no longer occurs and no DI-155 data are received. Thanks in advance Unplugging ...
3
May 12, 2015
I'm trying to use the ActiveX control module on a 64-bit computer, but it only works with 32-bit machines. Solutions?
I'm trying to use the ActiveX control module for a DI-145 unit on a 64-bit computer (Windows 7), but I'm finding that the ActiveX module only works with 32-bit machines. Is there a workaround for thi...
1
Apr 15, 2015
DATAQ-155 stops responding
Can I restart the DATAQ-155 in any way? is that I have a monitoring and suddenly stops responding and I no longer generates the newdata event, and the DATAQ-155 module does not respond, I want to know...
6
Apr 11, 2015
My module Dataq-155 stops reading data, no new event is generated data
I have a monitoring system data, which read data every second with visual studio basing on the examples that come to this page, the problem is that after some time working, reading and event newdata s...
3
Jan 15, 2015
DI-155 Maximum polling speed using ActiveX and Visual Basic 6
DI-155 What is the Maximum Polling Speed using one channel? The Dataq DI-155 is to be used to collect voltage values during a short period (perhaps 2 seconds max) as fast as possible. O.S.: Win...
3
Dec 30, 2014
Sample Program - C# Express 2013
I am running into issues running the .NET sample program with C# Express 2013. Any tips on how to debug the problem? Jim From what link did you download the sample program? What hardware model, inter...
4
Sep 15, 2014
strange output from DI-155 on Linux
hello,i've been trying to cobble together some code from previous forum posts to make a little data acquisition program in C (attached) for a DI-155 in Linux (Debian 7.5). the goal is to record the fo...
1
Sep 10, 2014
Hid support
Do the DATAQ usb devices support the HID interface, and if so what is the HID vendor ID and HID product ID None of the DATAQ USB devices support the HID interface.
1