[問題] Data Acquisition Toolbox的問題?已回收
我使用ni的daq在matlab command window下
輸入 ao = analogoutput('nidaq','Dev2');
ao
出現以下:
Display Summary of Analog Output (AO) Object Using 'USB-6229'.
Output Parameters: 1000 samples per second on each channel.
Trigger Parameters: 1 'Immediate' trigger on START.
Engine status: Waiting for START.
0 total sec. of data currently queued for START.
0 samples currently queued by PUTDATA.
0 samples sent to output device since START.
AO object contains no channels.
看他的help這是正確的。
可是我輸入 ai = analoginput('nidaq','Dev2');
ai
出現:
??? Attempt to execute SCRIPT analoginput.analoginput as a function:
C:\Program Files\MATLAB R2009\toolbox\daq\daq\@analoginput\analoginput.m
這是怎麼回事??
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