[Newbies] Read RasPi GPIO
herbertkoenig at gmx.net
Wed Jan 28 12:45:27 UTC 2015
I can successfully read a GPIO Pin on the RasPi if I do it like:
value := dataFile upToEnd.
dataFile is the /sys/class/gpio/gpioxx/value file that exists after
Without the reopening and closing of the file I get '' on subsequent
reads which means that
StandartFileStream>>basicNext answers nil.
Is there a way to get the values without having to close and reopen the
file each time?
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