YASA (Yet Another Spindle Algorithm): a Python package to analyze polysomnographic sleep recordings.

Comparison of several ESP32 boards' power consumptions in different sleep modes

ESP8266 Huzzah Deep Sleep Mode PIR Motion Alarm using IFTTT

FramI2C is an Arduino library for FRAM (F-FRAM, Ferroelectric RAM) non-volatile memory chips with I2C interface. Supports most common Cypress and Fujitsu I2C FRAM chips with densities of 4, 16, 64, 128, 256, 512, and 1024 kilobits (kb). Provides simple, easy to use read() and write() methods for reading/writing integral and floating point types …

Raspberry Pi Pico Battery Operation

Transparent HUD for an Airsoft gun that shows how many BBs are left in your magazine and keeps track of your number of kills and deaths during a match. A XIAO ESP32-C3 is used together with a SSD1309 transparent OLED display. An IR Transmitter LED and IR Receiver sensor is used to detect BBs. Video: https://youtu.be/BZJjDX5xyRM

Small portable ESP32-based motion detector - Informs you if your pet or a burglar is at the back door and wants in.

Putting your STM32 to sleep with Rust

A boat/car battery monitor for battery voltage and water level.

Use ESP8266 to receive notifications from your outdoor mailbox

ESP32Cam Time lapse camera deep sleep w. SD card and Day/Night operation

Material for the workshop 'Low-power with ESP8266' held during TTN / IoT Groningen meetups.

Experimenting with ESP32 Sleep Modes

Low power consumption Arduino external EEPROM data logger. More than one year operation at ten minutes interval with thermistor/SHT-31, LCD and three AA batteries.

Flutter plugin for reading and writing health data from/to Apple Health Kit and Google Fit.

Fixes deep sleep on p8lite custom roms

This code example demonstrates how to preform low power voltage and current measurement using the AVR EA Microcontroller

Plant Irrigation System