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Overview
A reference design that demonstrates charging and discharging of two batteries/battery packs with a programmable charge voltage up to 40V. It also demonstrates how to design a battery back-up, also known as an uninteruptable power supply, where the charged batteries are used to power the system if the external voltage supply is lost.
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| ATtiny25/45/85 - Summary Datasheet | Data Sheets | Download | ||
| ATtiny25/45/85 - Complete Datasheet | Data Sheets | Download | ||
| Appendix B - ATtiny25/V Specification at 125°C Datasheet | Data Sheets | Download | ||
| AVR451: BC100 Hardware User Guide | Application Notes | Link | Download | |
| ATtiny261A/461A/861A - Complete Datasheet | Data Sheets | Download | ||
| AVR463: Charging Nickel-Metal Hydride Batteries with ATAVRBC100 | Application Notes | Link | Download | |
| AVR458: Charging Lithium-Ion Batteries with ATAVRBC100 | Application Notes | Link | Download | |
| ATtiny261A/461A/861A - Summary Datasheet | Data Sheets | Download | ||
| Appendix A - ATtiny25/V specification at 105°C Datasheet | Data Sheets | Download | ||
| Appendix A - ATtiny261A Specification at 125°C Datasheet | Data Sheets | Download |