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ESPBoards

ESP32C3 Dev Module Development Board Pinout and Technical Specifications

Code name: ESP32C3_DEV

ESP32C3 Dev Module 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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ESP32C3 Dev Module Specs

Below you can find the specifications of ESP32C3 Dev Module, such as features, connectivity options, and ESP32C3 Dev Module 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 Speed160 MHz
Flash size4MB
Microcontrolleresp32c3
Architectureriscv32

ESP32C3 Dev Module Pinout

ESP32C3 Dev Module Pins Mapping Arduino IDE

Below you can find the ESP32C3 Dev Module 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 .

PinAnalogTouchPWMOther
0A0
1A1
2A2
3A3
4A4SCK
5A5MISO
6MOSI
7SS
8LED_BUILTIN SDA
9SCL
20RX
21TX
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 toolesptool_py
Uploader toolesptool_py
Network uploader toolesp_ota
Bootloader address0x0
Flash modeqio
Boot modeqio
PSRAM type
Maximum upload size
1280 Kb
(1310720 B)
Maximum data size
320 Kb
(327680 B)

The ESP32C3 Dev Module 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 ESP32C3 Dev Module development board by default is qio and qio respectively.