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  • How to install CH340 Driver

    How to install CH340 Driver

    Sometimes, you might encounter difficulties when trying to establish a connection between your development board and your PC. Typically, these issues can be attributed to one of two common reasons:Incompatible...

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  • I2C Communication Protocol

    I2C Communication Protocol

    OVERVIEW I2C (Inter Integrated Circuit) is a low-speed serial data protocol, commonly used to transfer data between multiple components and modules within a single device. Developed in the early 1980s by...

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  • Wemos D1 R2 Baisc Programming

    Wemos D1 R2 Baisc Programming

    The pin mapping is different compared to standard Arduino Uno Board. Here are three basic examples to show you how to use WeMos's digital pins, analog pin as well as PWM feature.

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  • WeMos D1 ESP82660 Wifi Board

    WeMos D1 ESP82660 Wifi Board

    The WeMos D1 is a ESP8266 WiFi based board that uses the Arduino layout with a operating voltage of 3.3V.  It has a larger flash memory compared to an Arduino Uno. 

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  • Split a String by Delimiters

    Split a String by Delimiters

    Download vector.h from https://www.arduinolibraries.info/libraries/vector   Function this function will take a string that is using commas to separate the values (AKA CSV format) and return a vector that is populated with...

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  • ESP8266 ADC – Read Analog Values

    ESP8266 ADC – Read Analog Values

    ESP8266 have ONE ADC pin that is easily accessible. This means that those ESP8266 boards can read analog signals. In this tutorial we’ll show you how to use analog reading...

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  • Getting Started With Arduino

    Getting Started With Arduino

    Arduino is an open-source electronics platform based on easy-to-use hardware and software. You can tell your board what to do by sending a set of instructions to the microcontroller on the...

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  • Arduino Troubleshooting Guide

    Arduino Troubleshooting Guide

    One of the most frustrating moments of your early learning will be getting used to debugging your programs or hardware. I won’t sugar coat it, it’s not fun at first. Once you’ve mastered your...

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  • RFID vs NFC

    RFID vs NFC

    NFC (Near Field Communication) is a specialized subset within the family of RFID (Radio Frequency Identification)  technology. Specifically, NFC is a branch of High-Frequency (HF) RFID, and both operate at the 13.56 MHz...

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  • RFID

    RFID

    What is UID? The UID is just the unique read only identifier that is on the tag.  This number is unique no matter where you buy the chip.  This is...

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  • What is Hz (Hertz)?

    What is Hz (Hertz)?

    The hertz is defined as one cycle per second.The hertz is defined as one cycle per second. 20Hz means 20 cycle per second. and one cycle equals 0.05 seconds (50ms).

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