0.1.0
There will be two power modules. One for testing, and one for production.
Testing Module
This module will only include:
- USB-C
- 5v buck boost
- 3.3v reg
Production Module
The production module will have
- USB-C (which will have mag safe thing that connects to it)
- 5v reg
- 3.3v reg
- RP2040
- Battery voltage monitor
- charging and switching circuit
- XT-30
ICs
-
Charging IC
-
Power indicator
-
Buck-Boost Converter or this Buck-boost: TPS63070 or this
-
Usb protection circuit TPD4S480 It should be able to be programmed and charged over the same USB port. If you plug into your laptop or something it shouldn't try to