banana pi BPI-M2 Ultra/Berry allwinner R40/V40 SBC

About BPI-M2 Ultra/BPI-M2 Berry
BPI-M2 Berry hardware
BPI-M2 Ultra hardware
BPI-M2 Ultra/Berry software
BPI-M2 Ultra /Berry source code on github
Reference documents
- Allwinner R40/V40 chip datasheet
- linux-sunxi document
BPI-M2 Ultra quality guarantee
All Banana Pi SBC Comparison
All banana pi product
Getting Started with M1P - Banana Pi Wiki

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BPI-M2 Ultra 3.7V lithium battery interface

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Last updated 4 years ago

so you can use this interfact connect 3.7V lithium battery.

SCH:

battery interface spec:

https://drive.google.com/file/d/0B4PAo2nW2KfnSmVuVDhQc0NLdG8/view?usp=sharing

BPI-M2 Ultra test 3.7V lithium battery interface with Ubuntu linux

Lithium battery discharge

Battery Charger

Lithium battery charger 100%