A common anode LED dot matrix display, such as the 1088BS, has all the anodes (positive terminals) of the LEDs in each row connected together, and all the cathodes (negative terminals) connected in columns. This configuration means you control the individual LEDs by grounding the appropriate column (cathode) and providing power to the appropriate row … Read more
The HX1838 IR Receiver module is a commonly used infrared receiver for remote control systems. It detects IR signals transmitted by remote controls and converts them into electrical signals, which can then be processed by a microcontroller. Here’s a detailed look at its features, pin configuration, and a simple guide to get started with it. … Read more
What does Light Dependent Resistor work? A Light Dependent Resistor (LDR), also known as a photoresistor or photoconductor, is a type of resistor whose resistance varies significantly with the intensity of light falling on it. Here’s a detailed explanation of how an LDR works: Working Principle A. Material Composition: LDRs are made from semiconductor materials … Read more
Turning on a light with a switch using LDmicro involves creating a simple ladder logic program that mimics the behavior of an electrical relay circuit. This process translates the physical act of flipping a switch into a programmed instruction for a microcontroller. Here’s a detailed step-by-step guide to achieve this: Here’s a simple ladder logic … Read more
How does Ldmicro work? LDmicro is a software tool designed for creating ladder logic diagrams, which are commonly used for programming Programmable Logic Controllers (PLCs). PLCs are industrial digital computers used to control manufacturing processes, such as assembly lines or robotic devices, where reliable control and automation are essential. Here are some key points on … Read more
Controlling an RGB LED with a 12LCD involves an Arduino microcontroller manages an RGB LED display and a 12-character LCD screen. Here’s a breakdown of the key components and steps involved in such a project: Components Required: Steps to Control the RGB LED and 12LCD with Arduino: A. Circuit Setup: B. Programming the Arduino: C. … Read more
Understanding color values sing KY-016 RGB Full Color LED Module is crucial for working with RGB LEDs, digital displays, and various forms of digital art. Here’s a detailed explanation to help you understand how color values work, particularly in the context of the RGB color model: The RGB color model is based on three primary colors: … Read more
The KY-016 RGB Full Color LED Module is a versatile and widely used component in various electronics and DIY projects, especially for creating colorful lighting effects. It integrates a Red-Green-Blue (RGB) LED that can produce a wide range of colors by adjusting the brightness of each primary color (red, green, and blue). Here is an … Read more
The KY-019 5V Relay Module is an electromechanical switch that allows a low-power control circuit to switch a high-power load on or off. Here’s a detailed explanation of how does the KY-019 5V Relay Module works: Components of the KY-019 5V Relay Module Working Principle Example Use Case Suppose you want to control a lamp … Read more
Microphone Sound Sensor using LCD Display and Active Buzzer: Here’s a more comprehensive setup that includes the KY-037 Microphone Sound Sensor, a 16×2 LCD display, an active buzzer, and multiple LEDs. This setup will allow you to display sound levels on the LCD, indicate sound detection with LEDs, and sound an active buzzer when a … Read more