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Instruction and tutorial on how to use different parts and accessories for Arduino DIY projects

Arduino UNO + Arduino CNC Shield V3.0+A4988 Installation Guide

cnc_shield_v3_1

Overview CNC Shield V3.0 can be used as drive expansion board for engraving machine, 3D printer and other devices. There're 4 slots in the board for stepper motor drive modules, can drive 4 stepper motors, and each step stepper motor

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IOT example: use NodeMCU to connect two devices through internet

Objective: In this project, we will use NodeMCU boards to connect a light sensor(photoresistor) and a remote LED. When a local photoresistor detects light, NodeMCU will send signal to a remote NodeMCU through MQTT IOT protocol and turn a LED.

Posted in Arduino Parts & Projects, Tutorial & eBook

Use Arduino Serial port to talk with i2C LCD display

In this project, we will use I2C LCD working as a monitor. We can use PC serial port to send text message from PC to I2C LCD and get response from Arduino.   Osoyoo I2C 1602 LCD based on the 1602

Posted in Arduino Parts & Projects

Use Arduino to drive 16 x 16 LED matrix

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Objective In this project, we will use Arduino to drive 16 x 16 LED matrix to display motion and static graphics.   Parts 1 x  Arduino UNO 2 x 16*16 LED matrix 1 x USB cable Jumper wires Circuit Graph 

Posted in Arduino Parts & Projects

Use NodeMCU to send push button signal to remote MQTT client

About NodeMCU NodeMCU is a very popular Micro controller with wifi access. It is based on ESP8266 - a cheap but powerful chip and fully support Arduino IDE. If you familiar with Arduino IDE, you can program NodeMCU in no

Posted in Arduino Parts & Projects, Tutorial & eBook

Use NodeMCU to send tilt sensor value to remote MQTT client

About NodeMCU NodeMCU is a very popular Micro controller with wifi access. It is based on ESP8266 - a cheap but powerful chip and fully support Arduino IDE. If you familiar with Arduino IDE, you can program NodeMCU in no

Posted in Arduino Parts & Projects, Tutorial & eBook

Use NodeMCU and Infrared Receiver to send signal to MQTT client

About NodeMCU NodeMCU is a very popular Micro controller with wifi access. It is based on ESP8266 - a cheap but powerful chip and fully support Arduino IDE. If you familiar with Arduino IDE, you can program NodeMCU in no

Posted in Arduino Parts & Projects, Tutorial & eBook

Use NodeMCU to control servo motor through MQTT IOT protocol

About NodeMCU NodeMCU is a very popular Micro controller with wifi access. It is based on ESP8266 - a cheap but powerful chip and fully support Arduino IDE. If you familiar with Arduino IDE, you can program NodeMCU in no

Posted in Arduino Parts & Projects, Tutorial & eBook

Use NodeMCU to control Step motor through MQTT IOT protocol

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About NodeMCU NodeMCU is a very popular Micro controller with wifi access. It is based on ESP8266 - a cheap but powerful chip and fully support Arduino IDE. If you familiar with Arduino IDE, you can program NodeMCU in no

Posted in Arduino Parts & Projects, Tutorial & eBook

Use NodeMCU to show MQTT IOT message in 4-digit LED

About NodeMCU NodeMCU is a very popular Micro controller with wifi access. It is based on ESP8266 - a cheap but powerful chip  and fully support Arduino IDE. If you familiar with Arduino IDE, you can program NodeMCU in no time.

Posted in Arduino Parts & Projects, Tutorial & eBook

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