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→Pico and PowerBoost
[[Fichier:ENG-CANSAT-PICO-POWERING-10.png|800px]]
[[Fichier:ENG-CANSAT-PICO-POWERING-10.png|800px]]
Here how it works.
{{underline|'''When Pico is plugged on computer:'''}}
For sure, you can program and interact with the board.
On the powering aspect:
# The Pico and its 3.3V regulator are powered via USB
# The Pico VBUS pin is set to 5V
# The Pico VSYS pin is also at 5V. Thanks to the diode, the 5V VSYS does not inject current into the 5V output of the PowerBoost charger.
# The 5V VBUS (on the Pico) do power the PowerBoost on the USB pin. As a result, the PowerBoost does charge up the Lipo.
{{underline|'''When Pico is UNPLUG from computer:'''}}
# The Pico VBUS is at 0V
# The Pico VSYS is at 0V (but this will change).
# The Pico regulator is not powered
# The PowerBoost is running and generating 5V on its '''5V Output''' Pin. The 5V is
== Additional ressources ==
== Additional ressources ==