2 channels data acquisition sychronized with analog output

2004-02-08 Thread Ju, Jian
My labview program can generate 1kHz sine wave and acquire one channel analog input simultaneouly. Now I modified it for acquiring two channel voltage signal by adding channels in analog config vi. The program sometimes can get the right analog input and sometimes can't. Can someone suggest solutio

Re: 2 channels data acquisition sychronized with analog output

2004-02-06 Thread Sean C.
Hello Jian, Thank you for contacting National Instruments. What version of LabVIEW are you using? If you aren't using 7.0 and DAQmx, multithreading is not supported. With DAQmx, different channels can acquire analog inputs from your device simultaneously. If you are using NI-Traditional DAQ, th