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： PC USB Monitor Screen EchoEar ESP32 S3 AI Development Board with 1.85-inch LCD Display Cute Cat Pet Chatting Robot N32R16 Raspberry Pi 5 Camera User Guide Raspberry Pi 10.85 inch e-Paper ink screen display black white 1360×480 For Arduino /Jetson /STM32 /ESP32 Raspberry Pi 5 PCIe to M.2 NVMe SSD Adapter Board (D) HAT Pi5-2280-2242-2230 Magnetic Encoder Servo Motor 85KG.CM 12V/24V 360° RS485 High Precision And Large Torque Raspberry Pi CH340 driver Raspberry Pi 5 ESP32 S3 2.1 inch Round LCD Development Board 480x480 TouchScreen Display LVGL HMI With QMI8658C 6-Axis Sensor 0.85inch Screen Raspberry Pi 5 Pure-Copper Cooler 2.13Inch E-Paper ESP32-S3 Industrial-Grade WiFi Relay IOT RS485 Communicator Bluetooth ESP32-S3 DeepSeek AI Box Robot Development Board N16R8 Toy Doll Option 0.71 inch Electronic Eyes ESP32-P4 ESP32-C6 Development Board RISC-V WiFi6 MIPI CSI Camera 7/10.1 inch DSI Display /RJ45 Ethernet /Mic /Audio Size Compatible with Raspberry Pi Raspberry Pi LCD Display Screen 1.3inch LCD with Game Button AND Audio Buzzer For Zero 2W / 3B / 4B / PI5 / RP2040-PiZero Industrial CAN FD ETH RJ45 bidirectional converter CAN2.0A/2.0B ESP32-S3 1.69inch Touchscreen LCD Round Display WiFi Bluetooth With QST Attitude Gyro Sensor QMI8658 Raspberry Pi 5 PCIe to M.2 NVMe SSD Adapter Board HAT

Raspberry Pi AI HAT+ Official Original Hailo-8/8L 13/26Tops For Pi5 PCIe M.2 Gen3

TAG： Raspberry Pi Raspberry Pi 8 inch DSI MIPI LCD TouchScreen Display 8inch 800x1280 For Luckfox Lyra RK3506/ESP32-P4/Luckfox Omni3576 UGV Beast PT AI 4G 5G OpenCV Robot Car MediaPipe Raspberry Pi4B Pi5 Xbox/PS4/Switch Grove Base IO HAT SeeedStudio-XIAO Battery Management Raspberry Pi 5 PoE MINI HAT (H) 5V/5A Power over RJ45 Ethernet 802.3af/at Moudle for Pi5/CM5 Raspber Pi 5 Power LuckFox Camera Raspberry Pi 5 ESP32-C6 Development Board RS232 to RS485 UART TTL To RS232 USB Monitor Monitor ESP32 Thermal imaging camera Raspberry Pi 5.83 inch e-Paper link (G) Arduino Jetson Nano STM32 Jetson Nano Heatsink 5V/3A Regulated Output MEGA2560 R3 ESP32 S3 1.43 inch AMOLED Display Screen Arduino LVGL SD-Port QMI8658C 6-Axis Sensor