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ADF-LED-BACKPACK-Backpack-Multiple (voir la source)
Version du 6 février 2013 à 11:47
, 6 février 2013 à 11:47aucun résumé de modification
The coolest part about the I2C backpacks is that you can connect more than one using just the same 2 pins. This opens possibilities for all kinds of multi-display projects.
The coolest part about the I2C backpacks is that you can connect more than one using just the same 2 pins. This opens possibilities for all kinds of multi-display projects.
[ADF-LED-BACKPACK-MULTI-ANIM For a project that shows this is practice, check out] this page on animating multiple LED backpacks
[[ADF-LED-BACKPACK-MULTI-ANIM|For a project that shows this is practice, check out]] this page on animating multiple LED backpacks
[[Fichier:ADF-LED-BACKPACK-MULTI-01.jpg]]
== Wire it Up ==
To connect another backpack to your project, just wire it in parallel with the first one as in the diagram below.
[[Fichier:ADF-LED-BACKPACK-MULTI-02.jpg|640px]]
== Configure the Address ==
For each backpack you add, you need to configure a different I2C address. You can keep adding backpacks in the same way until you run out of addresses. See the next page for how to configure the address on your backpack.
{{ADF-LED-BACKPACK-TRAILER}}
{{ADF-LED-BACKPACK-TRAILER}}