Tag: ESP32

M5Stack ATOM ECHO is a tiny programmable smart speaker. Its design is based on the M5ATOM series of products. The slim design has a dimension of 24x24 and is 17mm in height. Its premium finish gives it a professional look and makes it easy to carry anywhere. M5Stack ATOM ECHO can be...

As the name implies, a linear stepper is linear a variation of the rotary stepper motor design, radially cut and laid out flat. It is similar to the rotary version in operation and performance, and it typically runs as an open-loop system with the ability to provide high resolution at...

The ESP32-based M5Stack ATOM from Espressif is the smallest (24 x 24mm) development board available in the market, which is designed for portable embedded systems and IoT development projects. M5Stack is the most cost-effective product due to its small size and there is no battery...

Back in 2019, Espressif announces the launch of ESP32-S2 SoC, which was an upgrade of the regular of ESP32 but targetted for security-focused applications. Unlike the typical ESP32, this new SoC comes with an array of new features. Fasttrack to February 2020, Espressif has announced...

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...

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...

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...

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...