On Monday, November 18, 2019 at 9:23:53 AM UTC-5, Alan Hails wrote:
>
> After reboot, command line: cat
> /sys/bus/iio/devices/iio:device0/in_voltage0_raw works fine and returns
> correct 0-4095 ADC values. But as soon as I try to read those values from
> a compiled C program I get the "Resource temporarily unavailable" error
> response. After giving up on open() and fopen() C commands I've reverted
> to:
> Enter code here...value= system("cat /sys/bus/iio/devices/iio:
> device0/in_voltage0_raw");
>
>
> And after that the manual read in linux command line, cat
> /sys/bus/iio/devices/iio:device0/in_voltage0_raw, fails the same way:
> "Resource temporarily unavailable"
>
> my "uname -a" returns: Linux arm 4.14.108-ti-r104 #1 SMP PREEMPT Tue Apr
> 9 18:45:06 UTC 2019 armv7l armv7l armv7l GNU/Linux
>
> Alan
>
>
>
>
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