Official Arduino UNO R4 WiFi EK R4 WiFi Development Board

Description:

Official Arduino UNO R4 WiFi (Made in India): Experience the next evolution of the UNO! Proudly manufactured in India, this board boasts a powerful 48 MHz Arm Cortex-M4 processor, 256 KB Flash, 32 KB SRAM, and integrated WiFi/Bluetooth (ESP32-S3). Unleash your creativity with the onboard 12×8 LED matrix. Compatible with classic shields and supporting 6- 24V input via USB-C, the UNO R4 WiFi is perfect for IoT, education, and advanced projects.

Specifications:

• Microcontroller: R7FA4M1AB3CFM
• Processor: 48 MHz Arm Cortex-M4
• Connectivity: ESP32-S3 (WiFi and Bluetooth)
• Flash Memory: 256 Kbytes
• SRAM Memory: 32KB
• EEPROM: 8-kByte
• Operating Voltage: 5V
• Input Voltage: 6 to 24V
• Peripherals: ADC (14-bit), CAN, DAC, MPU, RTC

Features:

• The R7FA4M1AB3CFM#AA0, often referred to as RA4M1 in this datasheet, is the main MCU on the UNO R4 WiFi. It is connected to all pin headers on the board and 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 (OPAM0

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 up to 150 Mbps
• 2.4 GHz band

Bluetooth:

• Bluetooth 5

Package Included:

1 x Official Arduino UNO R4 WiFi