WiFiduino32S3 Development Board Pinout and Technical Specifications

Code name: WiFiduino32S3

WiFiduino32S3 development board is based on esp32s3 microcontroller and uses xtensa architecture. This development board has a maximum CPU frequency of 240 MHz and a flash size of 4MB.

Features

48 digital IO pins
46 external interrupt pins
20 analog input pins
15 PWM pins

Connectivity

WiFi: 802.11 b/g/n (2.4 GHz)
Bluetooth: 5.0
WiFi: 5.0

Technical specs

Clock Speed	240 MHz
Flash size	4MB
Microcontroller	esp32s3
Architecture	xtensa

WiFiduino32S3 Pins Mapping Arduino IDE

Below you can find the WiFiduino32S3 pinout. This development board provides 48 digital IO pins, out of which 46 can be used as an external interrupt pins , 20 as analog input pins and 15 pins have Pulse-Width Modulation (PWM) .

Pin	Analog	PWM	Other
0
1	A3	PWM
2	A2	PWM
3		PWM	MOSI
4	A4	PWM	SDA
5	A5	PWM	SCL
6	A1	PWM
7	A0	PWM
14		PWM
19		PWM	SCK
20		PWM	MISO
21		PWM
41		PWM
42		PWM
44		PWM	RX
45		PWM	TX
46			SS
47
48			LED_BUILTIN
64			LED_BRIGHTNESS

Analog - Analog input pins

Touch - Touch pins

Function - Function pins

RX / TX - Receive (RX) / Transmit (TX)

LED_BUILTIN - Built-in LED

PWM - Pulse-Width Modulation

Default Tools

Bootloader tool	esptool_py
Uploader tool	esptool_py
Network uploader tool	esp_ota
Bootloader address	0x0
Flash mode	dio
Boot mode	qio
PSRAM type	qspi
Maximum upload size	1280 Kb (1310720 B)
Maximum data size	320 Kb (327680 B)

The WiFiduino32S3 development board by default uses esptool_py uploader tool, esp_ota network uploader tool for Over-the-air (OTA) uploads and esptool_py bootloader tool. The bootloader starts at address "0x0". Flash mode and boot mode for WiFiduino32S3 development board by default is dio and qio respectively. The board uses qspi PSRAM type. When using Arduino IDE, the maximum sketch upload size is 1280 Kb (1310720 B) and maximum data size for variables is 320 Kb (327680 B).