SKU:WSAL26717

R7FA4 PLUS B Development Board, Based on R7FA4M1AB3CFM, Equipped with ESP32-S3FN8, Compatible with Arduino UNO R4 WiFi, Onboard 12×8 LED Matrix

R7FA4 PLUS B Development Board

Enhanced version of Arduino UNO R4 WiFi

Based on R7FA4M1AB3CFM, Compatible with Arduino UNO R4 WiFi

Product Parameters Comparison

Model	R7FA4 PLUS A	R7FA4 PLUS B	ESP32-S3-Nano
Microcontroller	R7FA4 (32-bit ARM Cortex-M4)	R7FA4 (32-bit ARM Cortex-M4)	ESP32-S3R8 (Dual-core 32-bit Xtensa LX7)
		ESP32-S3FN8 (Dual-core 32-bit Xtensa LX7)
Clock Frequency	R7FA4: 48MHz	R7FA4: 48MHz	ESP32-S3R8: 240MHz
		ESP32-S3FN8: 240MHz
Storage	R7FA4: 256kB Flash, 32kB RAM	R7FA4: 256kB Flash, 32kB RAM	ESP32-S3R8: 384kB ROM, 512kB RAM, 16MB Flash, 8MB PSRAM
		ESP32-S3FN8: 384kB ROM, 512kB RAM, 8MB Flash
Wireless communication	None	2.4GHz WiFi + Bluetooth LE
Operating voltage	Options for 5V/3.3V, support more shields		3.3V
Power input	6~24V		6~21V
Reset button	Lateral, easier to use when connecting with shield		Vertical
IO pin Output current	8mA		40mA
Digital pins	14		14
Analog pins	6		8
DAC	2		None
PWM	6		5
UART	1		2
I2C	1		1
SPI	1		1
CAN	1		None
DC jack	Low profile, shields won't be blocked anymore while connecting		None
power output header	Provides 5V OR 3.3V power output and common-grounding with other boards		None
5V power output	Up to 2000mA Max, features higher driving capability		1000mA Max
experimental board	Support, solder pad is provided for DIY interfaces to connect with experimental board		Support

Connecting With Waveshare Shields

Connecting With Sorts Of Sensors

Connecting With 2.8inch TFT Touch Shield

* for reference only, please refer to the Package Content for detailed part list

Onboard 12×8 red LED Matrix

Supports customisation of display effect

What's On Board

1. R7FA4M1AB3CFM
2. ESP32-S3-MINI-1 module
3. MP87595V voltage regulator
4. TXB0108DQSRvoltage translator, for communication between R7FA4 and ESP32-S3
5. AMS1117-3.3 3.3V voltage regulator
6. DC input6V ~ 24V
7. Qwiic connectorfor connecting I2C device of Qwiic Eco
8. USB Type-C connectorfor uploading program OR serial port debugging
9. Power output header3.3V OR 5V, voltage level configured by the onboard power configuration switch, used as power output and common-grounding with other boards

10. ESP32-S3 pinheaderfor ESP32-S3-MINI-1 firmware downloading
11. USB communication selection
12. ICSP interface
13. Power configurationfor configuring R7FA4 PLUS B operating voltage
14. Reset button
15. Arduino interfacecompatible with standard Arduino interface, adapting 2.54 pitch solder pad, can be directly connected to experimental board
16. User LED
17. Serial port RX/TX indicators
18. Power indicator
19. 12×8 LED matrix

Pinout definition

Outline dimensions

Resources & Services

Wiki:www.waveshare.com/wiki/R7FA4_PLUS_B

Lieferumfang

1. R7FA4 PLUS B x1
2. USB Type-A to Type-C cable x1

1

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• Vendor:

  WaveShare

• Tags: Brand_waveshare,  Cat_board,  Cat_expansion,  Cat_kit,  Compat_arduino,  Compat_esp32,  Compat_raspberry_pi,  Platform_arduino,  Platform_esp32,  Platform_raspberry_pi,  Sub_arduino_compatible,  Sub_development_boards,  Topic_fpga,  Topic_mcu