This tutorial is “Arduino Interface UART(Serial)”. The Universal Asynchronous Receiver-Transmitter (UART) is a fundamental component in microcontroller communication, enabling data exchange between devices. In the realm of Arduino, mastering UART opens doors to interfacing with a plethora of sensors, actuators, and other devices.
Read more: Arduino Interface – UART(Serial)In this guide, we’ll delve into the basics of UART communication with Arduino. Whether you’re a hobbyist embarking on your first Arduino project or an experienced developer seeking a refresher, this tutorial aims to demystify UART and equip you with the knowledge to integrate it seamlessly into your projects.
Let’s embark on this journey to unravel the intricacies of UART communication with Arduino, from understanding the principles behind UART to implementing it in your own circuits and code.
Use cases
The Arduino UART (Serial) interface offers a wide range of uses across various projects and applications.
| Application | Description |
|---|---|
| Sensor Integration | Interface with various sensors like temperature sensors, IMUs, GPS modules for data collection. |
| Wireless Communication | Establish wireless links using Bluetooth, Wi-Fi, or Zigbee modules for remote control & IoT. |
| Display Output | Communicate with LCDs, OLEDs to present information in projects like digital clocks, weather stations. |
| Data Logging | Log data to external storage devices for long-term recording in environmental monitoring, tracking systems. |
| Human-Machine Interface | Communicate with external devices like keypads, RFID readers for user interaction in systems. |
| Control Interfaces | Control motors, relays, servo motors for robotics, automated systems, or interactive installations. |
| Debugging and Serial Communication | Use for debugging, real-time monitoring, and data transfer between Arduino and PC. |
| Interfacing with Other Devices | Communicate with other microcontrollers like Raspberry Pi, ESP8266, enabling collaborative projects. |
Print Hello World in Serial terminal
Code
void setup()
{
Serial.begin(9600);
while (! Serial); // Wait untilSerial is ready - Leonardo
Serial.println("ArunEworld : Hello World");
}
void loop()
{
}