Arduino UNO R4 Tutorial - WIFI Remote Control

2，Compilation and Testing of LED Example

Note: When using the Arduino UNO R4 WIFI board for the first time and there is no serial port displayed upon inserting the USB cable, please wait for a while as the computer will automatically install the Arduino UNO R4 WIFI driver.

2.1】 Open the official built-in example

2.2】 After opening the project, modify the user’s WIFI name and password.

2.3】 Once the modifications are complete, you can proceed with uploading.

After a successful upload, click on the Serial Monitor. If there is no output in the Serial Monitor, press the reset button once to view the user’s WIFI address information.

Copy this link to a web page (each person’s IP address is different).

4】 Copy the link “http://192.168.2.24” to a web page. It will display the following page.

5】 Click the button to control the onboard LED lights on and off.

TAG： ESP32-S3 LCD Driver Board RGB/SPI N8R8 For 2.1/2.8/4inch Captive TouchScreen Display Round Spotpear Raspberry Pi 5 PCM5122 I2S Audio Card DAC Also For PI4 /PI3 /Zero Series UART TTL To RS485 C Built-In Protection Circuits Industrial USB TO RS485 2CH Converter FT2232HL Grade Isolated BPI UGV Rover ROS2 PT AI OpenCV Robot Car MediaPipe For Jetson Orin Nano ESP32 3.5 inch Capacitive TouchScreen LCD Display ST7796 FT6336 320x480 For Arduino/Raspberry Pi/Pico Raspberry Pi Raspberry Pi Pico 2 RP2350 2.8 inch LCD Capacitive TouchScreen Development Board 240x320 Display QMI8658 6-Axis /PCM5101 Audio /SD /RTC /Battery Port ESP32 S3 LCD Camera Development Board 2 inch Display QMI8658 Sensor / Battery Port LVGL/HMI For Arduino Raspberry Pi 5 GC9A01 Raspberry Pi PICO Long-Range Communication ESP32-S3 Development Board 1.47 inch LCD Screen Display 172x320 SD-Port LVGL USB Industrial Modbus RTU RS485 8-ch 30A High Current Relay Module (E) With Digital Input Raspberry Pi 7 inch HMI industrial DSI Display LCD 7inch TouchScreen Computer 720×1280 3D Display ESP32 S3 Milk-V Duo S 512MB SG2000 RISC-V

USB sound card CM108 chip drive free plug and play computer notebook external sound card module

TAG： ESP32-S3 Development Board 1.47 inch LCD 1.47B Display 1.47inch Screen SD 172×320 RGB LED Raspberry Pi 5 Fan MEGA2560 R3 GC2083 JLINK OB Luckfox Pico Camera MIS5001 5MP wide-angle lenses&zwnj; For RV1106/Pro/MAX/Ultra (Not For RV1103 Pico) Power Raspberry Pi Pico 2 RP2350 1.47 inch LCD B Display Development board RP2350A 1.47inch Screen RGB color Raspberry Pi 5 802.3af 1.69inch LCD TouchScreen Display 240&times;280 ST7789 Arduino Raspberry Pi ESP32S3 Pico STM32 LuckFox Raspberry Pi 5 8mp Camera PI5-ALU-CASE-C Desktop Trinket RV1106 0.96inch RGB OLED Arducam Zero LCD HAT (A) Jetson Nano 5G module ESP32-S3 LCD