Electronics Blog

02JulJuly 2, 2023

Wireless Communication SI4432 vs SX1278 vs nRF24L01+

Introduction Wireless communication technologies have become increasingly important in various applications such as home automation, IoT devices, and remote sensing. This article will provide a comprehensive comparison of three popular wireless communication modules: SI4432, SX1278, and nRF24L01+. These modules are often utilized in projects that require remote control or data transmission. Furthermore, we will delve into the specifics of the LoRa technology used in the SX1278 module. SI4432 The SI4432 is a highly integrated, flexible, low-cost RF transceiver module from Silicon Labs designed for operations in the ISM (Industrial, Scientific, and Medical) band. The module operates at frequencies between 240 MHz and 930...

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02JulJuly 2, 2023

Comparing ESP32 vs NRF51822: Wi-Fi and Bluetooth SoC for IoT

Introduction The Internet of Things (IoT) continues to expand in breadth and depth, revolutionizing how we interact with devices in our everyday lives. Amongst the foundational components driving IoT development, Wi-Fi and Bluetooth System on a Chip (SoC) modules are particularly important. Two key contenders in this realm are the ESP32 from Espressif Systems and the NRF51822 from Nordic Semiconductor. Each provides unique capabilities, making them appropriate for different IoT applications. This article will delve into their similarities and differences to help IoT developers make more informed decisions. Key Similarities Multiprotocol Support: Both the ESP32 and the NRF51822 support multiple wireless communication...

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05JunJune 5, 2023

A Deep Dive into the WEMOS D1 Mini ESP8266 and ESP32 Modules

The world of hobby electronics has been revolutionized by the development of Wi-Fi modules that can be integrated into various devices. Among the forerunners of these technologies is the WEMOS D1 Mini ESP8266 and its counterpart, the D1 Mini "Minikit" with ESP32 Internet on Chip (IoC). Both of these modules are readily available at UNIVERSAL-SOLDER Electronics, Canada's premier source for electronic parts and modules. You can explore these technologies in detail at www.universal-solder.ca.WEMOS D1 Mini ESP8266: A Compact Wi-Fi ModuleThe WEMOS D1 Mini ESP8266 stands out in the realm of hobby electronics due to its technical prowess and versatility. The...

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31MayMay 31, 2023

NIST’s WWVB Atomic Clock Radio Signal – from AM to BPSK Technology

Since its inception in 1963, the National Institute of Standards and Technology's (NIST) WWVB atomic clock radio signal, broadcasted from Fort Collins, Texas, has remained an integral component in facilitating accurate time-keeping across North America. This article explores the evolution of this broadcast technology from its AM radio roots to the new Binary Phase Shift Keying (BPSK) technology, focusing on two specific receiver chips: the EverSet ES100 for the BPSK signal and the MAS6180C for the AM signal. We also touch on the availability of receiver kits from UNIVERSAL-SOLDER Electronics via different sales platforms.Legacy AM Radio SignalThe NIST’s WWVB signal...

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28MayMay 28, 2023

Arduino Microcontroller Development Modules and the Arduino IDE

Introduction In the realm of DIY electronics, the Arduino microcontroller development modules have become synonymous with innovation, creativity, and endless possibilities. With their user-friendly interface and robust features, these modules have captured the imagination of makers, hobbyists, and professionals alike. In this article, we will dive into the world of Arduino microcontroller development modules and explore the capabilities of the Arduino IDE, the programming environment that empowers these modules. Arduino Microcontroller Development Modules At the heart of the Arduino ecosystem are the microcontroller development modules. These modules, available in various form factors and specifications, serve as the building blocks for countless electronic projects....

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28MayMay 28, 2023

MicroPython on Microcontrollers and IoT Modules – Programming Made Easy

Introduction In the vast landscape of programming languages, MicroPython has emerged as a powerful and accessible option for developers and enthusiasts alike. With its simplicity, versatility, and resource efficiency, MicroPython has gained significant popularity, particularly in the realm of Internet of Things (IoT) development. In this article, we will delve into the capabilities of MicroPython and explore how it can be used with popular controllers like ESP32, STM32, and Arduino, opening up a world of possibilities for IoT enthusiasts. Harnessing the Power of MicroPython MicroPython is a lightweight implementation of the Python programming language optimized for microcontrollers and embedded systems. It brings the...

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26MayMay 26, 2023

Exploring the Power of Espressif ESP32 Wi-Fi and Bluetooth BLE in Electronic Projects

Introduction In the world of DIY electronics, there's a remarkable platform that has been winning the hearts of enthusiasts and professionals alike—the Espressif ESP32. With its integrated Wi-Fi and Bluetooth Low Energy (BLE) capabilities, the ESP32 has become a go-to choice for developers, makers, and hobbyists looking to build their own smart devices. In this article, we will delve into the features of the ESP32, its programming environments, and its advantages over the less capable ESP8266 SoC. The Power of ESP32 The ESP32 is a highly versatile system-on-a-chip (SoC) that combines a powerful microcontroller with Wi-Fi and BLE connectivity. This integration allows for...

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25MayMay 25, 2023

Illuminating Possibilities: Unleashing Creativity with WS2812B Addressable LEDs

Introduction Innovation in lighting technology has revolutionized the way we illuminate and decorate our surroundings. One remarkable example is the WS2812B addressable LED, a small but powerful device that has become a game-changer in the world of DIY electronics and creative projects. Offering vibrant colours, programmability, and a wide range of applications, these LEDs have captivated enthusiasts and professionals alike. In this article, we will explore the fascinating features and limitless potential of WS2812B addressable LEDs. A Dazzling Array of Colors Gone are the days of traditional single-colour LEDs. WS2812B LEDs are individually addressable, meaning each LED in a strip or matrix can...

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