Introduction to Touch Lamp Circuits A touch lamp circuit is an electronic circuit that allows a lamp to be turned on or off simply by touching a conductive surface. This type of circuit senses the capacitance of the human body and uses it to trigger the switching of the lamp. […]

What is a Chip Antenna? A chip antenna, also known as a ceramic antenna or surface-mount antenna, is a small, compact antenna that is directly mounted onto a printed circuit board (PCB). These antennas are typically made of ceramic materials and are designed to be integrated into small electronic devices, […]

Introduction to Soil Moisture Sensors A soil moisture sensor is a device used to measure the humidity level in soil. It provides valuable information about the water content of soil, allowing farmers, gardeners, and researchers to make informed decisions about irrigation, plant health, and soil management. Soil moisture sensors come […]

What is OSP? Organic Solderability Preservative (OSP) is a chemical coating applied to the copper surfaces of a PCB to prevent oxidation and maintain solderability. OSP coatings are typically composed of organic compounds, such as benzimidazoles or benzotriazoles, which form a thin, transparent layer on the copper surface. Advantages of […]

Introduction to the HM-10 Bluetooth Module The HM-10 is a small, low-power Bluetooth 4.0 BLE module based on the Texas Instruments CC2540 or CC2541 chipset. It is designed for easy integration into various projects, enabling wireless communication between devices. The module supports the Bluetooth 4.0 protocol stack and is compatible […]

Introduction to ADS1115 The ADS1115 is a high-precision, low-power, 16-bit analog-to-digital converter (ADC) that is commonly used with microcontrollers like Arduino for measuring analog signals. It offers excellent accuracy, programmable gain amplifier, and a wide operating voltage range, making it a popular choice for various applications such as data acquisition, […]

What is a Soil Moisture Sensor? A soil moisture sensor is a device that measures the volumetric water content in the soil. It provides information about the amount of water present in a given volume of soil, typically expressed as a percentage. Soil Moisture Sensors can be used in various […]

Introduction to Seeeduino XIAO The Seeeduino XIAO is a remarkable microcontroller that packs a punch despite its tiny size. Developed by Seeed Studio, this powerful board is designed to cater to the needs of developers, hobbyists, and enthusiasts who require a compact yet feature-rich solution for their projects. In this […]

Motion Sensors Motion sensors detect movement in their environment. They are commonly used in security systems, automatic doors, and robotics. 1. Passive Infrared (PIR) Sensor PIR Sensors detect changes in infrared radiation emitted by objects in their field of view. They are commonly used in motion-activated lights and security systems. […]

Introduction to the Proto Screwshield The Arduino Mega Proto Screwshield is a printed circuit board (PCB) designed to simplify the process of connecting external components to an Arduino Mega microcontroller board. This shield provides a convenient and organized way to prototype and develop Arduino projects by offering a grid of […]