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--- pi [2020/01/09 15:35] – created slack
+++ pi [2020/01/09 15:51] (current) – [Setting up GPIO] slack
@@ Line 5: / Line 5: @@
 From memory, the ruby libraries are junkily slow.  Python might work better.
-But for the basics:
+You may need to
-  apt-get install rpi.gpio
+  apt install rpi.gpio
+although this seems to be installed by default; this command just adds python packages.
+Then a [[http://wiringpi.com/the-gpio-utility/|command line utility]] is needed to wrap these calls, even from zsh:
+  apt install wiringpi
+Then ''gpio'' should be available from the command line.