NIXLER: limited edition nixie tube clock
Timer

NIXLER: limited edition nixie tube clock

The NIXLER is being built as an open-source project and designed with the DIYer in mind. I've included a USB to UART chip directly on the board making the NIXLER easy to reprogram. This together with the onboard ESP32 microcontroller with wifi/bluetooth, enables full customization. Hook...

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ESP32 LoRa Sensor Monitoring with Web Server (Long Range Communication)
Arduino

ESP32 LoRa Sensor Monitoring with Web Server (Long Range Communication)

I’m a big fan of the ESP32 boards because of the number of communication options they managed to squeeze on the board, but I became more impressed recently when I came across the TTGO LoRa32 development boards which adds LoRa to the onboard communication features of the ESP32. The...

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Inkplate 6 is a programmable Kindle e-paper display
LCD/OLED/ePaper

Inkplate 6 is a programmable Kindle e-paper display

If you have ever wondered if there could be a better use for old Kindle screens, then you have to check out the new e-paper display made by e-radionica. The Inkplate 6 is made from recycled Amazon kindle screens. E-paper or electronic paper is an invention which has provided a solution...

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Arduino library to draw text and graphics on BLE Thermal Printers
Arduino

Arduino library to draw text and graphics on BLE Thermal Printers

BitBank Software, Inc., written by Larry Bank, [email protected] This Arduino library allows you to easily generate text and graphics and send them to a BLE thermal printer. Since there are many different BLE APIs depending on the board manufacturer, I decided to support the more...

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The i.MX RT Family Makes for Some Feature Filled Feathers!
Arduino

The i.MX RT Family Makes for Some Feature Filled Feathers!

Thanks to a host of useful feather wings and shields, the Adafruit Feather form factor is becoming a very popular one with a host of other boards now based on it, offering not only the shape and size but also pin compatibility to allow the use feather addons like the FeatherWings and...

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3.678
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LoRa Mesh Chat
IoT

LoRa Mesh Chat

A simple add-on for mobile phones to enable SMS-like messaging in a group when outside cell coverage, or in disaster scenarios. This is a fairly simple add-on for mobile phones to enable SMS-like messaging in a group when outside cell coverage, or in disaster scenarios. It utilises...

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9.474
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3 Comments
esp32MX-E, The New Chip on the Block
IoT

esp32MX-E, The New Chip on the Block

There are a host of boards based around the ESP32, and also its follow up, the ESP8266. It’s noteworthy to witness how they have evolved from the simple breakout boards they were when the chip was released back in 2015 to something a lot more major. The latest of these boards...

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Intelligent, Automated, and Rapid Circuit Board Design using Circuit-Tree.com
Software

Intelligent, Automated, and Rapid Circuit Board Design using Circuit-Tree.com

What if your PCB can be designed in just a few minutes, with you providing only the specifications and selecting the major components to be used? Circuit-Tree.com is making it a reality with their Intelligent Rapid Circuit Board Design Platform. Creating Schematics and PCBs, is one...

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