What is Cayenne MyDevice? myDevices Cayenne allows you to quickly design, prototype, and visualize IoT solutions. You can use Cayenne as a tool to visualize real-time and historical data, sent over to The Things Network....
Bosch Sensortec developed the BMP280 as a barometric pressure sensor. It’s designed with high accuracy and precision to measure atmospheric pressure and temperature. The sensor is commonly used in various applications such as weather...
The ESP32 NodeMCU module supports the I2C (Inter-Integrated Circuit) communication protocol. With its built-in hardware support for I2C, the ESP32 NodeMCU module can easily interface with various I2C devices such as sensors, displays, and...
The DS18B20 is a digital temperature sensor that communicates over a 1-Wire interface, meaning multiple sensors can be connected to the same data pin. It provides 9–12 bit temperature readings in Celsius, with a...
ESP8266 and ESP32 NodeMCU Lua Module functions are different. So we can’t use ESP8266 fuctions directly in ESP32 Check the Official Documentation of NodeMCU Lua for ESP32 Hits (since 2024-Jan-26) – 1,811
 Here we can see ESP32 NodeMCU Basic Interface Examples Hits (since 2024-Jan-26) – 1,669
Aosong DHT11 is a low cost humidity and temperature sensor with a single wire digital interface. The sensor includes a resistive sense of wet components and an NTC temperature measurement devices, and connected with a high-performance 8-bit microcontroller. Embedded Sensor DHT11 uses a simplified...
Lua RTOS is an open-source real-time operating system (RTOS) designed to run Lua applications on microcontrollers and other embedded systems. It aims to provide a lightweight and efficient platform for developing embedded applications with...
In this “ESP32 Lua-RTOS Modules- Basic Examples” article we will explore the PIO Module (GPIO) and Interface LED as well as Buzzer, Wifi, MQTT, EEPROM I2C Code. Hits (since 2024-Jan-26) – 2,426
In this article we are discussing Embedded Interface – PCF8574 and PCF8574A I/O Expender. The PCF8574 device provides general-purpose remote I/O expansion for most micro controllersfamilies by way of the I2C interface [serial clock(SCL),...
LCD4 Bit Mode Functions Understanding HD44780 Commands Commands are sent using a function like Lcd4_Cmd() in 4-bit mode, which splits each byte into two nibbles for transmission. Function Explanation a) Clear Screen b) Display...
UART (Universal Asynchronous Receiver/Transmitter) is a standard communication protocol used for serial communication between devices. It’s commonly employed in embedded systems for communication between microcontrollers, sensors, and other peripheral devices. In the context of...
SPI is an abbreviation for Serial Peripheral Interface, which stands for Synchronous Serial Communication Interface. It is utilized for short-distance communication and was developed by Motorola in 1980, later becoming a de facto standard....
Message Queue Telemetry Transport (ISO/IEC PRF 20922), or MQTT, is a lightweight protocol designed for machine-to-machine (M2M) device communication using a Publish/Subscribe pattern. It was developed by Message Queue Telemetry Transport (ISO/IEC PRF 20922)...
COAP, or Constrained Application Protocol, a specialized web transfer protocol, is designed for constrained devices and low-power, low-bandwidth networks commonly found in Internet of Things (IoT) and Machine-to-Machine (M2M) applications. CoAP is an application...
I²C (Inter-Integrated Circuit) is a bi-directional two wires and serial data transmission communication protocol developed by Philips (Now NXP Semiconductor) in 1982. I2C is a Half-duplex communication protocol – (I2c can’t send and receive...
This article is about ESP32 Mongoose OS – Basic Examples, Let’s go through a basic example of using UART (Universal Asynchronous Receiver-Transmitter), Button and blinking an LED using an ESP32 by Mongoose OS. Mongoose...
The ESP32 ArduinoCore interface for Wi-Fi provides a straightforward and flexible way to enable Wi-Fi connectivity in projects developed using the ESP32 microcontroller platform with the Arduino IDE. With this interface, developers can easily...
This article is a continuation of the series on the ESP32 ArduinoCore Project using the ESP32 Dev board and carries the discussion on WiFi Web Server LED Blink. This series aims to provide easy and...
