This post shows the design of a low cost precision analog isolation amplifier using HCNR201 (HCNR200) optocoupler where input signal is galvanically isolated from output signal. The HCNR201/HCNR200 can be used to isolate analog signals in a wide variety of […]
Precision Analog Isolation Amplifier Using HCNR201 Optocoupler Read More >>
This tutorial shows how to connect and interface 8-bit PIC microcontroller family with LCD (Liquid Crystal Display) screens based on HD44780U or compatible controller. Even it is very old, the HD44780U controller or similar is widely used in character type
Interfacing PIC Microcontroller with LCD Display – MPLAB XC8 Read More >>
This STM32 tutorial shows how to easily connect and interface STM32 Blue Pill development board with ST7789 color TFT display module. The STM32 Blue Pill development board is based on STMicroelectronics ARM Cortex-M3 microcontroller STM32F103C8T6 running at maximum clock frequency
Interfacing STM32 Blue Pill Board with ST7789 TFT Display Read More >>
A KS0108 GLCD (Graphics Liquid Crystal Display) refers to a graphical LCD module that utilizes the KS0108 controller chip for controlling the display. This type of GLCD is commonly used in various electronic projects and embedded systems to display graphics,
This post shows the interfacing process of Arduino uno board with ST7565 monochrome 128×64 LCD display. This example shows how to print texts, draw bitmap images and some shapes (such as lines, circles …) on the ST7565 LCD. Basically, The
Interfacing Arduino with ST7565 LCD – Graphics Test Example Read More >>
Building a DIY AC voltage & frequency measurement circuit using Arduino development board is a nice project for students and hobbyists, as the one shown in this post with AC line voltage & frequency values printed on LCD and sent
AC Voltage & Frequency Measurement with Arduino Read More >>
In this tutorial we will see how do servo motors work and how to control a small size hobby servo motor with Arduino development board. We’ll also see the simulation of Arduino UNO board with a typical servo motor using
This Arduino tutorial shows how to print and scroll text on MAX7219 LED dot matrix display. A potentiometer connected to Arduino analog channel is used to control the speed of the moving text. We’ll also see the simulation of this
MAX7219 Dot Matrix Scrolling Text Example with Arduino Read More >>
A LED Dot Matrix display is a type of electronic display device that consists of a grid of LED lights arranged in a rectangular matrix pattern. Each LED in the matrix can be turned on or off independently to form
Interfacing MAX7219 LED Dot Matrix Display with Arduino Read More >>
In some applications it is important to measure ambient light level using a light sensor, for example our smartphone automatically adjusts its display brightness according to the lighting condition around us. Another example is that for better growth, plants require
Interfacing TSL2591 Ambient Light Level Sensor with Arduino Read More >>