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Arduino Uno R4 Minima
ArduinoRenesas RA4M1 (R7FA4M1AB3CFM#AA0)
The Arduino Uno R4 Minima is a 32-bit board featuring a Renesas RA4M1 microcontroller with a 48 MHz Arm Cortex-M4 processor. It offers enhanced memory and maintains 5V operating voltage for shield compatibility.
In stock
Specifications
21- Mcu Model
- R7FA4M1AB3CFM#AA0
- Mcu Architecture
- Arm Cortex-M4
- Clock Speed
- 48 MHz
- Operating Voltage
- 5 V
- Input Voltage Vin
- 6-24 V
- Flash Memory
- 256 kB
- Sram
- 32 kB
- Eeprom
- 8 kB
- Digital Pin Count
- 14
- Analog Input Pin Count
- 6
- Pwm Pin Count
- 6
- Adc Resolution
- 14 bit
- Dac Resolution
- 12 bit
- Uart Count
- 1
- Spi Count
- 1
- I2c Count
- 1
- Can Count
- 1
- Usb Type
- USB-C
- Usb Standard
- USB 2.0 Full-Speed
- Gpio Current Limit
- 8 mA
- Operating Temperature
- -40 to 85 °C
Pinout
48| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | BOOT | — | Mode selection |
| 2 | IOREF | POWER | Reference for digital logic V - connected to 5 V |
| 3 | Reset | — | Reset |
| 4 | +3V3 | POWER | +3V3 Power Rail |
| 5 | +5V | POWER | +5V Power Rail |
| 6 | GND | GND | Ground |
| 7 | GND | GND | Ground |
| 8 | VIN | POWER | Voltage Input |
| 9 | A0 | ADCDAC | Analog input 0 / DAC |
| 10 | A1 | ADC | Analog input 1 / OPAMP+ |
| 11 | A2 | ADC | Analog input 2 / OPAMP- |
| 12 | A3 | ADC | Analog input 3 / OPAMPOut |
| 13 | A4 | ADCI2C | Analog input 4 / I²C Serial Datal (SDA) |
| 14 | A5 | ADCI2C | Analog input 5 / I²C Serial Clock (SCL) |
| 1 | SCL | I2C | I²C Serial Clock (SCL) |
| 2 | SDA | I2C | I²C Serial Datal (SDA) |
| 3 | AREF | — | Analog Reference Voltage |
| 4 | GND | GND | Ground |
| 5 | D13/SCK | GPIOSPI | GPIO 13 / SPI Clock |
| 6 | D12/CIPO | GPIOSPI | GPIO 12 / SPI Controller In Peripheral Out |
| 7 | D11/COPI | GPIOPWMSPI | GPIO 11 (PWM) / SPI Controller Out Peripheral In |
| 8 | D10/CS | GPIOPWMSPI | GPIO 10 (PWM) / SPI Chip Select |
| 9 | D9 | GPIOPWM | GPIO 9 (PWM~) |
| 10 | D8 | GPIO | GPIO 8 |
| 11 | D7 | GPIO | GPIO 7 |
| 12 | D6 | GPIOPWM | GPIO 6 (PWM~) |
| 13 | D5/CANRX0 | GPIOPWMCAN | GPIO 5 (PWM~) / CAN Transmitter (TX) |
| 14 | D4/CANTX0 | GPIOCAN | GPIO 4 / CAN Receiver (RX) |
| 15 | D3 | GPIOPWM | GPIO 3 (PWM~) / Interrupt Pin |
| 16 | D2 | GPIO | GPIO 2 / Interrupt Pin |
| 17 | D1/TX0 | GPIOUART | GPIO 1 / Serial 0 Transmitter (TX) |
| 18 | D0/RX0 | GPIOUART | GPIO 0 / Serial 0 Receiver (RX) |
| 1 | CIPO | SPI | Controller In Peripheral Out |
| 2 | +5V | POWER | Power Supply of 5 V |
| 3 | SCK | SPI | Serial Clock |
| 4 | COPI | SPI | Controller Out Peripheral In |
| 5 | RESET | — | Reset |
| 6 | GND | GND | Ground |
| 1 | +5V | POWER | Power Supply of 5 V |
| 2 | SWDIO | — | Data I/O pin |
| 3 | GND | GND | Ground |
| 4 | SWCLK | — | Clock Pin |
| 5 | GND | GND | Ground |
| 6 | NC | — | Not connected |
| 7 | RX | UART | Serial Receiver |
| 8 | TX | UART | Serial Transmitter |
| 9 | GND | GND | Ground |
| 10 | NC | — | Not connected |
Interactive pinout
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Renesas RA4M1 (R7FA4M1AB3CFM#AA0)
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