Seed Studio XIAO ESP32C3 (XIAO_ESP32C3 ) Development Board Pinout and Technical Specifications

Code name: XIAO_ESP32C3

Seed Studio XIAO ESP32C3 (XIAO_ESP32C3) development board is based on esp32c3 microcontroller and uses riscv32 architecture. This development board has a maximum CPU frequency of 160 MHz and a flash size of 4MB.

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Price

Normally, the XIAO_ESP32C3 costs around 10$ per Pcs.

The prices are subject to change. Check current price:

XIAO_ESP32C3 Specs

Below you can find the specifications of XIAO_ESP32C3, such as features, connectivity options, and XIAO_ESP32C3 technical specs.

Features

22 digital IO pins
22 external interrupt pins
6 analog input pins

Connectivity

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

Technical specs

Clock Speed	160 MHz
Flash size	4MB
Microcontroller	esp32c3
Architecture	riscv32

XIAO_ESP32C3 Pinout

XIAO_ESP32C3 Pins Mapping Arduino IDE

Below you can find the XIAO_ESP32C3 pinout. This development board provides 22 digital IO pins, out of which 22 can be used as an external interrupt pins and 6 as analog input pins .

Pin	Analog	Other
2	A0
3	A1
4	A2
5	A3
6		SDA
7		SCL
8		SCK
9		MISO
10		MOSI
20		RX SS
21		TX

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	qio
Boot mode	qio
PSRAM type
Maximum upload size	1280 Kb (1310720 B)
Maximum data size	320 Kb (327680 B)

The XIAO_ESP32C3 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 XIAO_ESP32C3 development board by default is qio and qio respectively.