View Source Introduction

Soleil is an open source power management and sleep control board for Raspberry Pi, built with Nerves in mind. It features:

• Power from lithium polymer (LiPo) battery
• Battery charging from USB-C or solar (up to 16V)
• Low power sleep mode with multiple wakeup sources
  • Real-time clock
  • Hall-effect switch
  • Pushbutton
• NervesKey (ATECC608A) for connection with NervesHub
• Qwiic connector to support easy connection to third-party sensors, screens and actuators

It is also highly customizable, with a permissive license and dedicated space on the board to add your custom circuitry.