Acquiring Temperature Readings using MCC DAQ - Raspberry Pi Forums

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i trying use measurement computing's usb-tc acquire data using raspberry pi. have followed article:
http://www.mccdaq.com/techtips/techtip-9.aspx

when mcc test apps section type in:
sudo –i
cd ~pi
cd mcc-libhid
./test-usb-tc

, hid_force_open_failed_with return code 12

have usb-tc attached pi , gives error.

have usb 1608fs , have tried above line ./test-usb1608fs well, , same error.

can me error?

thanks



raspberrypi



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