What is a 7-Segment Display? A 7-segment display is an electronic component made up of 7 individual LEDs arranged in a specific pattern to display digits (0-9) and some letters. These LEDs are named a, b, c, d, e, f, g, and the display typically includes an optional decimal point (dp). 128 variations of 7 […]
7-Segment Displays: Pinout, Working, Applications Read More »
In the world of Internet of Things (IoT) development, the ESP8266 and ESP32 are two of the most popular Wi-Fi modules available. Both are powerful, cost-effective, and widely used by hobbyists and professionals alike. While both belong to the 32-bit processor family, they differ significantly in design and functionality. This article will provide a detailed
Modern computing systems rely on both microcontrollers (MCUs) and microprocessors (MPUs) for different purposes. Although they serve as the brains of various electronic devices, their architecture and use cases vary significantly. This guide breaks down their differences, highlights practical applications, and offers insights into choosing the right solution. What is a Microcontroller (MCU)? A microcontroller
Microcontroller vs. Microprocessor: Key Differences and Applications Explained Read More »
What is an RLC circuit? An RLC circuit is an electrical circuit that contains a resistor (R), inductor (L), and capacitor (C) connected in series or parallel. These components work together to store and transfer energy, leading to oscillations at a specific resonant frequency. RLC circuits are commonly used in various applications, including filters, oscillators,
RLC Circuit – Phasor, Sine Wave, and Animation Analysis Read More »
Potentiometers offer several advantages, including simple design, low cost, a wide resistance range, ease of operation, and mature technology. As reliable devices, they control, measure, and accurately sense voltage in electronic and electrical systems through linear or rotational motion. In practical applications, it’s essential to understand the technical parameters of potentiometers to select and use
Introduction In the world of embedded systems, Arduino and Raspberry Pi are two of the most popular open-source hardware platforms. They’re both handy for different projects, but they shine in their own ways. This piece will look at their features how they’re different, and where you might use them to help you pick which one
Arduino vs Raspberry Pi: Which One Should You Choose? Read More »
Copying a program from a microcontroller is often required in scenarios such as testing, backup, reverse engineering, or learning how to better protect firmware from unauthorized access. However, it is important to emphasize that copying firmware without the creator’s permission may breach intellectual property laws. This guide offers a balanced approach, combining theoretical principles with
How to Copy a Program from a Microcontroller: A Comprehensive Guide Read More »
What is a SIM Card? A SIM (Subscriber Identity Module) card is an integrated circuit card used in GSM systems to identify mobile users. It allows GSM networks to recognize subscribers, and the same SIM card can be used across different phones. Without a SIM card, a GSM phone cannot connect to the network. In
SIM Cards 101: How They Work and Their Role in Modern Communication Read More »
A PCB (Printed Circuit Board) schematic is the logical and visual representation of a circuit. It is the first step in the electronic product design process. In earlier times, designers would hand-draw schematics on paper. Nowadays, they utilize specialized PCB design tools, such as M-CAD and E-CAD, to streamline the design process. Following standard schematic
Simple PCB Schematic Examples: A Beginner’s Guide Read More »
The need for faster and more reliable electronic devices keeps growing. This makes high-frequency PCBs (Printed Circuit Boards) crucial in communication circuits. These PCBs work at frequencies above 1GHz. They play a key role in sending both high-speed digital and high-frequency analog signals. This blog looks at why high-frequency PCBs matter so much for communication
High-Frequency PCB Communication Circuits: Key Features and Future Trends Read More »
Well Done Technology was established in 2008, focus on reverse engineering, IC unlock, PCB Clone and design. Our technical team of more than 40 people includes senior engineers with rich experience.
