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Unread 01-04-2015, 15:14
slibert slibert is offline
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Re: ANNOUNCING: navX MXP Robotics Navigation Sensor

Quote:
Originally Posted by randantor View Post
We are also having issues with reading the NavX at times. We are using LabVIEW with the SPI bus. Sometimes the data is all 0 with the 'Data Valid' output false. In every case, restarting the robot code from the driver station gets it working again. Before, I had only seen it on our comepetition robot while connected to the FMS, and I thought it was related to the clock issue mentioned earlier, but yesterday it happened twice on the practice bot, which has a diffferent roborio and NavX board. I would say it happens about 1 in every 10-12 robot starts.

I haven't tried I2C or UART, but we may switch protocols for Lone Star and see what happens.
In the case where the 'Data Valid" output is false, do you know if the "Opened" indicator is also false?
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