SKU: IOWC-1397
📋 GST Invoice Available

M5Stack C3 Mate Stamp Module w/ Pin Headers & ESP32-C3 RISC-V

₹709.00 (Inclusive of all taxes)
Out of Stock

The M5Stack C3 Mate is a compact Stamp module featuring the ESP32-C3 RISC-V microcontroller with 2.4 GHz Wi-Fi, pre-soldered pin headers, and a high-temperature resistant enclosure, ideal for Arduino IDE, ESP-IDF, and MicroPython development.

Features

  • ESP32-C3 RISC-V core delivers 160 MHz clock speed with 400KB SRAM and 4MB flash for robust IoT applications.
  • Integrated 2.4 GHz Wi-Fi supports IEEE 802.11 b/g/n protocols with a 3D antenna for stable wireless connectivity.
  • Pre-soldered 2.54mm pin headers provide immediate access to 13 GPIOs, UART, I2C, SPI, ADC, and PWM interfaces.
  • Onboard 5V to 3.3V DC/DC converter, programmable RGB LED (SK6812), and reset button simplify prototyping.
  • Fully compatible with Arduino IDE, ESP-IDF, and other mainstream IoT development frameworks for rapid deployment.

Out of stock

Description

The M5Stack C3 Mate Stamp Module integrates Espressif’s ESP32-C3, a 32-bit RISC-V single-core processor, into a compact, industrial-grade form factor. It operates at 160 MHz with 400KB of SRAM and 4MB of flash memory, providing ample resources for connected edge device firmware. The module features a built-in 2.4 GHz Wi-Fi radio compliant with IEEE 802.11 b/g/n standards, supporting data rates up to 150 Mbps and enhanced by an onboard 3D antenna for reliable RF performance.

Power management is handled by an efficient 5V to 3.3V DC/DC converter, with a typical operating current of 500mA. The module’s 13 exposed GPIO pins (spaced at 2.54mm) offer full peripheral support including ADC, SPI, I2C, UART, I2S, PWM, and RMT, enabling direct sensor integration and actuator control. Its high-temperature resistant plastic enclosure ensures durability in demanding environments such as industrial automation and smart home appliances.

Key Features

  • ESP32-C3 RISC-V microcontroller delivers high-performance, secure IoT edge computing with 160 MHz clock speed.
  • Integrated 2.4 GHz Wi-Fi with 3D antenna ensures stable, long-range wireless communication for sensor networks.
  • Pre-soldered pin headers enable immediate plug-and-play connectivity without requiring additional soldering.
  • Onboard 5V to 3.3V DC/DC power regulator supports stable operation from a standard 5V USB-C supply.
  • Programmable RGB LED (SK6812) and physical buttons provide user interface and status indication capabilities.
  • Comprehensive GPIO suite (13 pins) supports ADC, SPI, I2C, UART, I2S, PWM, and TWAI for versatile hardware interfacing.
  • High-temperature resistant enclosure allows reliable operation in industrial environments up to 230°C peak temperature.
  • Full compatibility with Arduino IDE, ESP-IDF, and MicroPython accelerates firmware development and deployment.

Applications

  • DIY prototyping and maker projects requiring compact Wi-Fi connectivity.
  • Smart home automation devices for lighting, security, and environmental monitoring.
  • Industrial automation and IIoT equipment for sensor data collection and telemetry.
  • Educational tools for learning embedded systems, RISC-V architecture, and wireless networking.
  • Edge computing nodes in wireless sensor networks for agriculture or building management.

Technical Specifications

Microcontroller/SoCEspressif ESP32-C3 32-bit RISC-V (160 MHz)
Wireless Protocols2.4 GHz Wi-Fi (IEEE 802.11 b/g/n)
Frequency Range2.4 GHz ISM Band
RF Transmit Power / SensitivityData rate up to 150 Mbps
Supply Voltage5V via USB-C
Operating Current/Sleep Current500 mA (Operating)
InterfacesGPIOx13, ADC, SPI, UART, I2C, I2S, PWM, RMT, TWAI, USB Serial
Antenna ConnectorIntegrated 3D Antenna
Operating TemperatureHigh-temp resistant enclosure (Peak 230°C)
Dimensions34 mm x 20 mm x 4.6 mm

Frequently Asked Questions

How do I program the M5Stack C3 Mate module?

The module is fully compatible with the Arduino IDE, ESP-IDF, and MicroPython. Install the ESP32-C3 board package via the Arduino Board Manager. For ESP-IDF, set up the toolchain and select the ESP32-C3 target. Connect via USB-C, select the correct COM port, and upload your code. The onboard CH9102 USB-to-serial converter requires drivers on some systems for reliable communication during flashing.

What is the power supply requirement for the C3 Mate?

The module requires a 5V DC supply, typically provided via its USB-C port. An onboard DC/DC converter steps this down to 3.3V for the core logic. The operating current can reach up to 500mA during Wi-Fi transmission, so ensure your USB port or power adapter can deliver at least 1A for stable operation, especially when driving external peripherals through the GPIO pins.

Can I use the GPIO pins with 5V logic sensors?

No, the ESP32-C3's GPIO pins are 3.3V logic level only and are not 5V tolerant. Connecting a 5V signal directly can damage the microcontroller. You must use a logic level converter or a voltage divider circuit when interfacing with 5V devices such as some sensors, displays, or legacy modules. Always check the datasheet of your external component for its logic voltage requirements.

How do I access the Wi-Fi functionality in my code?

In Arduino, use the standard WiFi.h library. For station mode, call WiFi.begin(ssid, password). For access point mode, use WiFi.softAP(ssid, password). In ESP-IDF, utilize the esp_wifi component APIs. The integrated 3D antenna provides good performance, but for extended range, you can theoretically connect an external antenna via the IPEX connector footprint if present, though this module uses the onboard antenna by default.

What are the sleep modes and power consumption specs?

The ESP32-C3 supports Light-sleep and Deep-sleep modes to minimize power consumption. In Deep-sleep, the RTC memory and RTC peripherals remain active, drawing minimal current (typically in the microamp range), while the CPU and most RAM are powered off. You can wake the system via a timer, GPIO, or UART. Configure these modes using the esp_sleep APIs in ESP-IDF or the Arduino ESP32 sleep library to optimize battery life in remote sensor applications.

Package Includes

  • 1 x M5Stack C3 Mate Stamp Module with Pre-soldered Pin Headers

Additional Information

Weight 0.0038 kg
Dimensions 2 × 3.4 × 0.46 cm