Line 285:
Line 285:
You will probably be revisiting all this for some reason, normally expansion, at some later date and it is frustrating to have to work it all out again from scratch.
You will probably be revisiting all this for some reason, normally expansion, at some later date and it is frustrating to have to work it all out again from scratch.
−
−
==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]]
−
−
<br clear=all>
==Encoders connected using a MCP23017 chip==
==Encoders connected using a MCP23017 chip==