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−==Encoders directly connected to GPIO Pins==
−This is the original approach used from the start the Encoder were connected directly to GPIO pins on the Raspberry Pi. It is not considered as the recommended approach. Please see the 23017 approach described below.
−[[File:Zynthian-amp3-open.jpg|300px|frame|center|Zynthian-amp3-open]]
==Encoders connected using a MCP23017 chip==
==Encoders connected using a MCP23017 chip==
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The red heat shrink is evidence of a changing manifested on some Pi software update.
The red heat shrink is evidence of a changing manifested on some Pi software update.
... and chains used to be called layers. . .
... and chains used to be called layers. . .
+==Encoders directly connected to GPIO Pins==
+
+This is the original approach used from the start the Encoder were connected directly to GPIO pins on the Raspberry Pi. It is not considered as the recommended approach. Please see the 23017 approach described below.
+
+
+[[File:Zynthian-amp3-open.jpg|300px|frame|center|Zynthian-amp3-open]]
== Other nefarious methods==
== Other nefarious methods==
Other methods can be accomodated using the zynthian's inbuilt Control Device interface.
Other methods can be accomodated using the zynthian's inbuilt Control Device interface.