Description The Official Arduino Uno R4 Ek एक  Wi-Fi, proudly Made in India, redefines the UNO series with its advanced 32-bit architecture. Powered by the Renesas R7FA4M1AB3CFM microcontroller, this board offers a 48 MHz Arm Cortex-M4 processor, 256 kB Flash, and 32 kB SRAM. The Arduino UNO R4 Ek features built-in WiFi and Bluetooth via the ESP32-S3 module, making IoT projects seamless. The programmable 12×8 LED matrix adds creativity, perfect for animations and games. Designed for beginners and professionals, the UNO R4 WiFi supports 6-24 V input and USB-C power. Enjoy its rich documentation and compatibility with older Arduino shields for enhanced versatility. Official Arduino UNO R4 Ek (एक) WiFi – IoT-ready, high-performance, and crafted in India for makers and innovators. Note: Refer to the datasheet in the ATTACHMENTS section for more details about the product. Features: The R7FA4M1AB3CFM#AA0, often referred to as RA4M1 in this datasheet, is the main MCU on the UNO R4 WiFi, connected to all pin headers on the board as well as all communication buses. Overview 48 MHz Arm Cortex-M4 microprocessor with a floating point unit (FP 5 V operating voltage Real-time Clock (RTC) Memory Protection Unit (MPU) Digital-to-analog Converter (DAC) Memory 256 kB Flash Memory 32 kB SRAM 8 kB Data Memory (EEPROM) Peripherals Capacitive Touch Sensing Unit (CTSU) USB 2.0 Full-Speed Module (USBFS) 14-bit ADC Up to 12-bit DAC Operational Amplifier (OPAM Power Operating voltage for RA4M1 is 5 V Recommended input voltage (VIN) is 6-24 V Barrel jack connected to VIN pin (6-24 V) Power via USB-C at 5 V Communication 1x UART (pin D0, D1) 1x SPI (pin D10-D13, ICSP header) 1x I2C (pin A4, A5, SDA, SCL) 1x CAN (pin D4, D5, external transceiver is required) Wi-Fi Wi-Fi support with 802.11 b/g/n standard (Wi-Fi 4) Bit rate at up to 150 Mbps 2.4 GHz band Bluetooth Bluetooth 5 Package Includes: 1 x Official Arduino UNO R4 EK (एक) WiFi Made in India