Blog Archives

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

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

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

Use NodeMCU to display MQTT IOT message on I2C1602 LCD

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, Raspberry Pi Project

Use NodeMCU to send voltage changing value 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 time.

Posted in Arduino Parts & Projects, Tutorial & eBook

Use NodeMCU to publish light sensor value to internet through MQTT

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

Remotely control Buzzer with NodeMCU through MQTT IOT broker

About NodeMCU NodeMCU is a very popular Micro controller with wifi access. It is based on ESP8266 - an economical but powerful chip with wifi acces. It supports Arduino IDE. So if you familiar with Arduino IDE, you can program NodeMCU in

Posted in Arduino Parts & Projects, Tutorial & eBook

Joystick Project

1) Objective: In this project, we will use Arduino UNO to drive Joystick, Joystick KY-023 has (X,Y)2 axis analog output, (Z)1 button digital output. The value of each axis will shown on the serial monitor of IDE in real time.

Posted in Arduino Parts & Projects

Use Arduino and NRF24L01 to do wireless communication

1) Objective: In this project , we will use 2 pcs Arduino and 2 pcs NRF24L01 modules to make wireless communication. One NRF24L01 send wireless message and another one moudle receive and print message to Arduino serial terminal. 2) Parts and

Posted in Arduino Parts & Projects

Use JoyStick and Arduino to make a simple mouse/keyboard

1) Objective: In this project, we will use Arduino UNO to drive JoyStick Shield and imitate mouse/keyboard. JoyStick Shield has one 2-axis control stick, 7 button key. We will connect these 7 button output to Arduino D2 to D8 ,

Posted in Arduino Parts & Projects