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Arduino UNO R4 Minima and UNO R4 WiFi specifications
Arduino Board	Specification	UNO R4 एक Minima	UNO R4 एक WiFi
MCU	R7FA4M1AB3CFM#AA0 (Arm® Cortex®-M4)
Memory	256 KB Flash / 32 KB SRAM
Operating Voltage	5V
Input Voltage	6-24V
Clock Speed	48 MHz
WiFi + Bluetooth	ESP32-S3-MINI	Not included
LED Matrix	12x8 (96 red LEDs)	Not included
Additional Connections	OFF pin VRTC pin Qwiic connector	Not included
Pinout	Digital pins: 14PWM: 6ADC: 6 (14 bit)DAC: 1 (12 bit)SPI: 1I2C: 1CAN: 1	Not included
Programming port	USB-C®
		Buy now	Buy now

MCU: R7FA4M1AB3CFM#AA0 (Arm® Cortex®-M4)
Memory: 256 KB Flash / 32 KB SRAM
Operating Voltage: 5V
Input Voltage: 6-24V
Clock Speed: 48 MHz
WiFi + Bluetooth: ESP32-S3-MINI
LED Matrix: 12x8 (96 red LEDs)
Additional Connections: OFF pin
VRTC pin
Qwiic connector
Pinout: Digital pins: 14PWM: 6ADC: 6 (14 bit)DAC: 1 (12 bit)SPI: 1I2C: 1CAN: 1
Programming port: USB-C®