Open Source Unsurv Offline Features ESP32, GNSS
GPS

Open Source Unsurv Offline Features ESP32, GNSS

A campaign has been launched on Crowd supply for Unsurv, which is an offline privacy-friendly, small, lightweight PCB (43 mm x 32 mm) loaded with an ESP32, GNSS reciever and NFC capabilities. It functions by using a combination of OpenStreetMap data on the SD card, and a custom Android...

Continue Reading
1180
Views
0 Comments
Pimoroni Pico LiPo board is suitable for Portable Applications
Raspberry PiTop Stories

Pimoroni Pico LiPo board is suitable for Portable Applications

Pimoroni Pico LiPo, powered by the RP2040 microcontroller, comes with 16MB of flash storage, USB-C port, Stemma QT/Qwiic connector, and built-in LiPo charging capability. It enhances the functionality of the Pico and ensures compatibility with existing Raspberry Pi Pico...

Continue Reading
1272
Views
0 Comments
Inkplate 6PLUS: Verstaile, easy-to-use and energy-efficient Wi-Fi enabled 6-inch e-paper display
LCD/OLEDTop Stories

Inkplate 6PLUS: Verstaile, easy-to-use and energy-efficient Wi-Fi enabled 6-inch e-paper display

E-paper displays are fascinating. They mimic the appearance of ordinary ink on paper, and they look brilliant! E-Paper displays make reading comfortable and provide a wider viewing angle than most light-emitting displays. An idle E-Paper display can be easily viewed in direct sunlight...

Continue Reading
1367
Views
0 Comments
LIR1220 Battery Charger plugs in USB
USB

LIR1220 Battery Charger plugs in USB

The LIR1220 is a 12.5 mm. lithium-ion rechargeable coin cell. It is a relatively new technology. Traditionally, li-ion coin cells are non-rechargeable but for some situations, rechargeable compact cells are desired. Coin cells like CR2032 are ultra-compact and are used in a variety of...

Continue Reading
1135
Views
1 Comments
Lithium Coin Cell Charger for Rechargeable Coin Batteries
USB

Lithium Coin Cell Charger for Rechargeable Coin Batteries

This versatile charger has been designed to charge Lithium Coin Cell Rechargeable CR2016/CR2025/CR2032 Coin Batteries. Just insert the battery to the holder, and plug in to any USB port to recharge, D3 Power LED, D1 LED indicates the charge cycle. The board has been designed to use dual...

Continue Reading
3138
Views
2 Comments
Kortex Xtend Lite – A Simple Yet Powerful Wi-Fi Repeater For All Your Projects.
IoT

Kortex Xtend Lite – A Simple Yet Powerful Wi-Fi Repeater For All Your Projects.

A Wi-Fi repeater is a device used to improve the coverage area of a WiFi network by amplifying existing WiFi signals and re-transmitting them. WiFi Repeaters undisputedly have quite some applications like for enhancing IoT applications connectivity, as a generic WiFi extender, ethical...

Continue Reading
3357
Views
0 Comments
DIY USB 5V Solar Power Bank
Power

DIY USB 5V Solar Power Bank

Abdulgafur tipped us with his latest project, a 5V solar powered power bank. The circuit consists of two stages, the first stage is the battery charger stage based on MCP73831 and the second stage is the step up converter based on LT1302-5 which converts the battery voltage to...

Continue Reading
11351
Views
4 Comments
Archives