SeeedStudio

XIAO ESP32C3

$7.50

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  • Flexible MCU Board:��Incorporate the��ESP32-C3��32-bit RISC-V chip, operating up to 160 MHz, mounted multiple development ports, supported by Arduino / CircuitPython
  • Outstanding RF performance:��Implement complete Wi-Fi functions and Bluetooth Low Energy, while supporting communication over 100m with a U.FL antenna
  • Elaborate Power Design:��Provide 4 working modes as low as 44 ��A in deep sleep mode, while supporting lithium battery charge management
  • Thumb-sized Design:��21 x 17.8mm, Seeed Studio XIAO series classic form factor and elegant��productization of single-sided components mounting,��suitable for wearable devices
  • Perfect for Production:��Breadboard-friendly & SMD design, no components on the back

Note

XIAO SoM User Manual open-sources all hardware and software materials of XIAO, providing professional product design guidelines to help you accelerate ideas off the ground, streamline product design, providing a seamless experience from module selection to mass production.

Specifications:

Parameter

Description

Processor

ESP32-C3 SoC

RISC-V single-core 32-bit chip processor with a four-stage pipeline that operates at up to 160 MHz

Wireless

Complete 2.4GHz Wi-Fi subsystem

Bluetooth 5.0/ Bluetooth mesh

On-chip Memory

400KB SRAM & 4MB Flash

Interface

1x UART, 1x IIC, 1x SPI,11x GPIO(PWM), 4x ADC

1x Reset button, 1x Boot button

Dimensions

21 x 17.8mm

Power

Circuit operating voltage: 3.3V@200mA

Charging current: 350mA/100mA

Input voltage (VIN): 5V

Deep Sleep Power Consumption

Deep Sleep Model: >44 ��A

Wi-Fi Enabled Power Consumption

Active Model: <75 mA

Modem-sleep Model: <25 mA

Light-sleep Model: <4 mA

BLE Enabled Power Consumption

Modem-sleep Model: <27 mA

Light-sleep Model: <10 mA

Working Temperature

-40��C ~ 85��C


Hardware Overview

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  • Onboard

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  • PinOut

Application
  • Internet of Things
  • Wearable devices
  • Health monitoring
  • Education
  • Low-Power(LP) networking
  • Rapid prototyping

Application 1: Smart Private Garage

Materials:��XIAO ESP32C3 *2,��Grove - Button��*1,��Grove - Relay*1

Description:

This is a peer-to-peer WiFi communication application, since two XIAOs detect each other via Wifi, the garage door will open or keep opening, and vice versa.

Improvement:

It is nice to add an��ultrasonic distance sensor��to measure the car-to-door distance and an��OLED��screen to check the status of the garage. If you want an onboard voice sensor to command the door to open with vocal instruction, try our��XIAO BLE Sense.

Application 2: Remote Forest Tracker

Materials:��XIAO ESP32C3 *1,��Grove - Wio - E5��*1,��Grove - GPS��*1

Description:

Thanks to the tiny size of the XIAO series, it is suitable to make the wearable devices, such as a small pet trackers. This wearable device can be used as a simple GPS-Tracker which will lock its current location and publish other data via LoRa.

Improvement:

A��compass��that shows direction and distance is a great added value to the tracker that you could consider. Meanwhile, publishing��altitude,��speed, or other parameters could bring more scenarios to this tracker. Besides, the chip ESP32-C3 allows this tracker to communicate over WiFi or BLE, and therefore, we can upload the tracker���s data or realize the Long Range-to-MQTT bridge as well.

Probably you are worried about the wireless capability of the above application of XIAO ESP32C3, and We have a��2.4GHz Rod Antenna for XIAO ESP32C3��which increases the wireless capability of the XIAO ESP32C3, The antenna is certified TELEC and XIAO ESP32C3 is compatible with Antenna.

Part List:

  • Seeed Studio XIAO ESP32C3 x1
  • Antenna��x1
  • 7 Pin Header��x2
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