Description In this guide, we will build a web server with the Nodemcu to display temperature sensor readings on the analog gauge. We...

Description In this guide, we’ll show you how to publish any sensor readings/data on a Google spreadsheet using the Nodemcu board. For...

Overview of Magnetometer HMC5883L is a 3-axis magnetometer which is used for measuring the direction and magnitude of the Earth’s...

Introduction MQTT is a lightweight publish-subscribe-based messaging protocol. It is quicker (faster) than other request-response based...

Introduction The Hypertext Transfer Protocol (HTTP) is a standard application layer protocol that functions as a request-response...

Introduction HTTP (Hypertext Transfer Protocol) is a standard Application protocol that functions as a request-response protocol between...

Introduction to I2C I2C (Inter-Integrated Circuit) is a serial bus interface connection protocol. It is also called as TWI (two-wire...

Introduction The Serial Peripheral Interface (SPI) is a bus interface connection protocol originally started by Motorola Corp. SPI...

Description While Wi-Fi connection the router assigns the random IP address to the NodeMCU Board. This is because DHCP (Dynamic Host...

Introduction Analog to Digital Converter (ADC) is used to convert the analog signal into digital form. ESP8266 has an inbuilt 10-bit ADC...

Introduction Servo motor is an electrical device which can be used to rotate objects (like robotic arm) precisely. Servo motor consists...

XBee radio family consist of various XBee RF modules. Each having different specification. Generally, XBee modules operate within ISM 2.4...

Introduction It is used for many applications like wireless headset, game controllers, wireless mouse, wireless keyboard, and many more...

Introduction OLED is Organic Light Emitting Diode that emits light in response to an electric current. OLED display works with no...

Introduction Nokia5110 is a graphical display with 48x84 resolution which can be used for displaying images, text and various patterns....

Liquid Crystal Display (LCD) is widely used in various electronics applications. It is commonly used in various systems to show different...

Introduction Real Time Clock (RTC) is used to track the current time and date. It is generally used in computers, laptops, mobiles,...

Introduction GPS receivers are generally used in smartphones, fleet management system, military etc. for tracking or finding location....

Introduction MPU6050 sensor module is complete 6-axis Motion Tracking Device. It combines 3-axis Gyroscope, 3-axis Accelerometer and...

Introduction Thermistor is short form of thermal resistor, whose resistance changes with change in temperature. Thermistors are...