Arduino UNO R4 Minima | thingbits

Arduino UNO R4 Minima

Name: Arduino UNO R4 Minima
SKU: TH0735
Price: 846.0 INR
Availability: InStock

SKU: TH0735

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The Arduino UNO R4 Minima is a latest new upgrade to the popular and world famous Arduino UNO R3 board. UNO R4 has the same form factor as the UNO R3 measuring 68.58 x 53.34 mm in dimensions. UNO R4 Minima comes with a Renesas RA4M1 (Arm® Cortex®-M4) a 32-bit microprocessor clocked at 48 MHz, expanded menory with 32kB of SRAM and 256kB of flash memory and supports 5V operating voltage.

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Overview

Apart from the improved performance and expanded memory, it has an onboard RTC (Real Time Clock), DAC (Digital to Analog Converter), 14-bit ADC (Analog to Digital Converter), OPAMP (Operational Amplifier) and a MPU (Memory Protection Unit). All these features eliminate the need for additional components in projects, simplifying the design process.

The UNO R4 Minima's user-friendly design makes it easy to learn for beginners, while its powerful features provide ample room for experienced users to explore more complex projects. Whether you're building a sophisticated robot with advanced motor control or developing a data logger that captures and analyzes intricate sensor readings, the UNO R4 Minima has the power and memory to handle your project's needs.

Features

Microprocessor

Renesas RA4M1 Arm® Cortex®-M4 microprocessor @ 48MHz with a floating point unit (FPU) @ 5V operating voltage
Real-time Clock (RTC)
Memory Protection Unit (MPU)
Digital Analog Converter (DAC)

Memory

256 KB Flash
32 KB SRAM
8 KB EEPROM

Pins

14x Digital Pins (GPIO), D0 - D13
6x Analog Input Pins (ADC), A0 - A5
6x PWM Pins D3, D5, D6, D9, D10, D11

Peripherals

Capacitive Touch Sensing Unit
USB 2.0 Full Speed Module
14-bit ADC
12-bit DAC
Operational Amplifier (OPAMP)

Power

6 to 24V Recommended Voltage
5V Operating Voltage
Power via USB-C @ 5V
Overvoltage and Reverse Polarity Portection with Schottky Diodes

Specification

Microcontroller	Renesas RA4M1 (Arm® Cortex®-M4)
USB	USB-C®
Pins	14x Digital I/O Pins 6x Analog Input Pins 1x DAC 6x PWM Pins
Communication	1x USB (Programming Port) 1x UART 1x I2C 1x SPI 1x CAN Bus
Input Voltage	6 to 24V
Operating Voltage	5V
Current per I/O Pin	8mA
Clock Speed	48 MHz
Memory	256 KB Flash 32 KB SRAM 8 KB EEPROM
Dimensions	68.58 x 53.34 mm

Pinout

Pinout for Arduino UNO R4 Minima

Power

Pin	Function	Description
Analog Side
4	+3V3	+3V3 Output Power Rail
5	+5V	+5V Output Power Rail
6	GND	Ground
7	GND	Ground
8	VIN	Voltage Input
Digital Side
4	GND	Ground

Analog

Pin	Function	Description
9	A0	Analog Input 0 / DAC
10	A1	Analog Input 1 / OPAMP+
11	A2	Analog Input 2 / OPAMP-
12	A3	Analog Input 3 / OPAMP Out
13	A4 / D18	Analog Input 4 / SDA
14	A5 / D19	Analog Input 5 / SCL

Digital

Pin	Function	Description
1	SCL / D19	I2C Serial Clock
2	SDA / D18	I2C Serial Data
3	AREF	Analog Reference Voltage
5	D13 / SCK	GPIO13 / SPI Clock
6	D12 / CIPO	GPIO12 / SPI Controller In Peripheral Out
7	D11 / COPI	GPIO11 / SPI Controller Out Peripheral In
8	D10 / CS	GPIO 10 / SPI Chip Select
9	D9	GPIO 9 (PWM ~)
10	D8	GPIO 8
11	D7	GPIO 7
12	D6	GPIO 6 (PWM ~)
13	D5 / CANRX0	GPIO 5 (PWM ~) / CAN Transmitter (TX)
14	D4 / CANTX0	GPIO 4 / CAN Receiver (RX)
15	D3	GPIO 3 (PWM ~) / Interrupt Pin
16	D2	GPIO 2 / Interrupt Pin
17	D1 / TX0	GPIO 1 / Serial 0 Transmitter (TX)
18	D0 / RX0	GPIO 0 / Serial 0 Receiver (RX)

ICSP Header

Pinout and pin position for ICSP Header

RESET	SCK	CIPO
GND	COPI	+5V

SWD/JTAG Header

Pinout and pin position for SWD/JTAG Header

SWDIO	SWCLK	NC	TX	10 RESET
+5V	GND	GND	RX	GND

Arduino UNO R4 vs UNO R3

Let's compare the all new UNO R4 and the world famous UNO R3.

	UNO R4 Minima New!	UNO R3
Microcontroller	Renesas RA4M1 (Arm® Cortex®-M4)	ATmega328P (8-bit AVR® RISC-based microcontroller)
USB	USB-C®	USB B Connector
Pins	14x Digital I/O Pins 6x Analog Input Pins 1x DAC 6x PWM Pins	14x Digital I/O Pins 6x Analog Input Pins 6x PWM Pins
Communication	1x USB (Programming Port) 1x UART 1x I2C 1x SPI 1x CAN Bus	1x USB (Programming Port) 1x UART 1x I2C 1x SPI
Input Voltage	6 to 24V	7 to 12V (Recommended) 6 to 20V (limit)
Operating Voltage	5V	5V
Current per I/O Pin	8mA	20mA
Clock Speed	48 MHz	16 MHz
Memory	256 KB Flash 32 KB SRAM 8 KB EEPROM	32 KB Flash 2 KB SRAM 1 KB EEPROM
Dimensions	68.58 x 53.34 mm	68.58 x 53.34 mm