Collection of DC/DC Converters, Battery Chargers, and Power Supplies
TP4056 Power Sharing PCB. Charge battery despite connected load.
OneDialect is an advanced assistive communication system engineered to empower individuals with auditory, vocal, and visual impairments. By seamlessly bridging the gap between speech, text, and tactile signals, the system establishes a reliable bidirectional interaction loop.
Battery Operation library for Raspberry Pi Pico / Pico 2
Solar powered anemometer
A simple weather station that periodically wakes and sends data to a Thingsboard server
ESP8266 NodeMCU Based Solar Powered WiFi Weather Station - Record Temperature (x2), Humidity, Pressure, Rain, and Voltage
This repository contains several Libraries for a couple of different chips and components. Five in total. They all combine in a very nice way and are perfect to make a Portable Radio with.
An open-source ESP32-S3-based smartwatch with RTC, I2C display, buzzer, LEDs, and battery monitoring. Designed using KiCad, it features a compact PCB layout, Li-Po battery support, and USB charging
Solar-powered mobile charging system using Arduino Nano, 18650 Li-ion battery, TP4056, MT3608 and real-time battery monitoring.
Beehive online monitoring based on the ESP32, SIM800L and others sensors.
Schematic and PCB for Li-Po charger with power path, power management inputs, charging state and 3.3V output and I2C fuel gauge
A Type-C 1-cell lithium-ion battery charging module with UPS support based on the TP4056 chip.
Dálková spoušť fotoaparátu "QAPPKA"
Windvane
Custom Bruce firmware fork for ESP32-S3 N16R8 BlueBox V2 handheld (3.5 ILI9486 TFT, Touch, I2C OLED, Dual NRF24, CC1101, 6 Buttons, TP4056 + Buck/Boost)
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