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How to Use esp32 type c: Examples, Pinouts, and Specs

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Introduction

The ESP32 Type-C, manufactured by IRPANGTG, is a powerful and versatile microcontroller module designed for IoT (Internet of Things) applications. It features dual-core processing, integrated Wi-Fi and Bluetooth capabilities, and a USB Type-C interface for power and programming. This module is ideal for projects requiring wireless communication, low power consumption, and high processing power.

Common applications include:

  • Smart home devices
  • Wearable technology
  • Industrial automation
  • Wireless sensor networks
  • Robotics and drones

Explore Projects Built with esp32 type c

Use Cirkit Designer to design, explore, and prototype these projects online. Some projects support real-time simulation. Click "Open Project" to start designing instantly!
ESP32-Powered NTP Clock with Multiple GC9A01 Displays
Image of InfoOrbsFork: A project utilizing esp32 type c in a practical application
This circuit features an ESP32 microcontroller connected to multiple GC9A01 displays and a USB Type C breakout for power. The ESP32 runs a sketch to retrieve the current time from an NTP server over WiFi and displays the hours and minutes across the GC9A01 displays, with each display showing a single digit or colon separator. Pushbuttons are connected to GPIOs on the ESP32, potentially for user input to control display functions or settings.
Cirkit Designer LogoOpen Project in Cirkit Designer
ESP32 and BW16-Kit-1 Microcontroller Communication Hub with Buzzer Notification
Image of BiJiQ Wi-Fi To.oL: A project utilizing esp32 type c in a practical application
This circuit features two ESP32 microcontrollers configured to communicate with each other via serial connection, as indicated by the cross-connection of their TX2 and RX2 pins. A BW16-Kit-1 microcontroller is also included, interfacing with one of the ESP32s through pins D26 and D27. Power is supplied to the microcontrollers through a step-down buck converter connected to a 5V Type C DC socket, and a buzzer is driven by one of the ESP32s, potentially for audio signaling purposes.
Cirkit Designer LogoOpen Project in Cirkit Designer
ESP32-C3 and Micro SD Card Module for Data Logging
Image of Esp 32 super mini with MicroSd module: A project utilizing esp32 type c in a practical application
This circuit features an ESP32-C3 microcontroller interfaced with a Micro SD Card Module. The ESP32-C3 handles SPI communication with the SD card for data storage and retrieval, with specific GPIO pins assigned for MOSI, MISO, SCK, and CS signals.
Cirkit Designer LogoOpen Project in Cirkit Designer
ESP32C3 and LoRa-Enabled Environmental Sensing Node
Image of temperature_KA: A project utilizing esp32 type c in a practical application
This circuit features an ESP32C3 Supermini microcontroller connected to a LORA_RA02 module and a DHT11 temperature and humidity sensor. The ESP32C3 handles communication with the LORA module via SPI (using GPIO05, GPIO06, GPIO10, and GPIO04 for MISO, MOSI, NSS, and SCK respectively) and GPIO01 and GPIO02 for additional control signals. The DHT11 sensor is interfaced through GPIO03 for data reading, and all components share a common power supply through the 3.3V and GND pins.
Cirkit Designer LogoOpen Project in Cirkit Designer

Explore Projects Built with esp32 type c

Use Cirkit Designer to design, explore, and prototype these projects online. Some projects support real-time simulation. Click "Open Project" to start designing instantly!
Image of InfoOrbsFork: A project utilizing esp32 type c in a practical application
ESP32-Powered NTP Clock with Multiple GC9A01 Displays
This circuit features an ESP32 microcontroller connected to multiple GC9A01 displays and a USB Type C breakout for power. The ESP32 runs a sketch to retrieve the current time from an NTP server over WiFi and displays the hours and minutes across the GC9A01 displays, with each display showing a single digit or colon separator. Pushbuttons are connected to GPIOs on the ESP32, potentially for user input to control display functions or settings.
Cirkit Designer LogoOpen Project in Cirkit Designer
Image of BiJiQ Wi-Fi To.oL: A project utilizing esp32 type c in a practical application
ESP32 and BW16-Kit-1 Microcontroller Communication Hub with Buzzer Notification
This circuit features two ESP32 microcontrollers configured to communicate with each other via serial connection, as indicated by the cross-connection of their TX2 and RX2 pins. A BW16-Kit-1 microcontroller is also included, interfacing with one of the ESP32s through pins D26 and D27. Power is supplied to the microcontrollers through a step-down buck converter connected to a 5V Type C DC socket, and a buzzer is driven by one of the ESP32s, potentially for audio signaling purposes.
Cirkit Designer LogoOpen Project in Cirkit Designer
Image of Esp 32 super mini with MicroSd module: A project utilizing esp32 type c in a practical application
ESP32-C3 and Micro SD Card Module for Data Logging
This circuit features an ESP32-C3 microcontroller interfaced with a Micro SD Card Module. The ESP32-C3 handles SPI communication with the SD card for data storage and retrieval, with specific GPIO pins assigned for MOSI, MISO, SCK, and CS signals.
Cirkit Designer LogoOpen Project in Cirkit Designer
Image of temperature_KA: A project utilizing esp32 type c in a practical application
ESP32C3 and LoRa-Enabled Environmental Sensing Node
This circuit features an ESP32C3 Supermini microcontroller connected to a LORA_RA02 module and a DHT11 temperature and humidity sensor. The ESP32C3 handles communication with the LORA module via SPI (using GPIO05, GPIO06, GPIO10, and GPIO04 for MISO, MOSI, NSS, and SCK respectively) and GPIO01 and GPIO02 for additional control signals. The DHT11 sensor is interfaced through GPIO03 for data reading, and all components share a common power supply through the 3.3V and GND pins.
Cirkit Designer LogoOpen Project in Cirkit Designer

Technical Specifications

The ESP32 Type-C offers the following key technical details:

Parameter Specification
Microcontroller Dual-core Xtensa® 32-bit LX6 CPU
Clock Speed Up to 240 MHz
Flash Memory 4 MB (expandable)
SRAM 520 KB
Wireless Connectivity Wi-Fi 802.11 b/g/n, Bluetooth 4.2 + BLE
Operating Voltage 3.3V
Input Voltage (via USB) 5V (Type-C interface)
GPIO Pins 34 (including ADC, DAC, PWM, I2C, SPI)
ADC Resolution 12-bit
DAC Resolution 8-bit
Power Consumption Ultra-low power modes available
Dimensions 25.5 mm x 18 mm

Pin Configuration and Descriptions

The ESP32 Type-C module has a total of 34 GPIO pins, each with multiple functionalities. Below is a summary of the pin configuration:

Pin Name Function
1 GND Ground
2 3V3 3.3V Power Output
3 EN Enable Pin (Active High)
4 IO0 GPIO0, Boot Mode Selection
5 IO1 (TX) GPIO1, UART TX
6 IO3 (RX) GPIO3, UART RX
7 IO4 GPIO4, PWM, ADC
8 IO5 GPIO5, PWM, ADC
... ... ... (Refer to the full datasheet)
34 IO33 GPIO33, ADC, DAC

Note: Some GPIO pins have specific restrictions or are reserved for internal use. Refer to the IRPANGTG datasheet for detailed pin mappings.

Usage Instructions

How to Use the ESP32 Type-C in a Circuit

  1. Powering the Module:
    Connect the ESP32 Type-C to a 5V USB Type-C power source. The onboard voltage regulator will step down the voltage to 3.3V for the microcontroller.

  2. Programming the Module:
    Use the USB Type-C interface to connect the ESP32 to your computer. Install the necessary drivers and use the Arduino IDE or ESP-IDF for programming.

  3. Basic Circuit Example:
    Connect peripherals (e.g., sensors, LEDs) to the GPIO pins. Ensure that the voltage levels of connected devices are compatible with the 3.3V logic of the ESP32.

Important Considerations and Best Practices

  • Voltage Levels: Avoid applying voltages higher than 3.3V to the GPIO pins to prevent damage.
  • Boot Mode: To enter programming mode, hold the IO0 pin low while resetting the module.
  • Power Consumption: Use deep sleep modes to minimize power usage in battery-powered applications.
  • Antenna Placement: Ensure the onboard antenna has sufficient clearance from metal objects to maintain optimal wireless performance.

Example Code for Arduino UNO Integration

Below is an example of using the ESP32 Type-C to control an LED via Wi-Fi:

#include <WiFi.h> // Include the Wi-Fi library

// Replace with your network credentials
const char* ssid = "Your_SSID";
const char* password = "Your_PASSWORD";

void setup() {
  Serial.begin(115200); // Initialize serial communication
  pinMode(2, OUTPUT);   // Set GPIO2 as an output (connected to an LED)

  // Connect to Wi-Fi
  Serial.print("Connecting to Wi-Fi");
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println("\nWi-Fi connected!");
}

void loop() {
  digitalWrite(2, HIGH); // Turn the LED on
  delay(1000);           // Wait for 1 second
  digitalWrite(2, LOW);  // Turn the LED off
  delay(1000);           // Wait for 1 second
}

Note: Replace Your_SSID and Your_PASSWORD with your Wi-Fi network credentials.

Troubleshooting and FAQs

Common Issues and Solutions

  1. ESP32 Not Detected by Computer:

    • Ensure the USB Type-C cable supports data transfer (not just charging).
    • Install the correct USB-to-serial drivers for the ESP32.
  2. Wi-Fi Connection Fails:

    • Double-check the SSID and password.
    • Ensure the Wi-Fi network is within range and supports 2.4 GHz (ESP32 does not support 5 GHz).
  3. GPIO Pin Malfunction:

    • Verify that the pin is not being used for another function (e.g., boot mode).
    • Check for short circuits or incorrect voltage levels.
  4. High Power Consumption:

    • Use deep sleep modes when the module is idle.
    • Disconnect unused peripherals to reduce power draw.

FAQs

  • Q: Can the ESP32 Type-C be powered by a battery?
    A: Yes, you can use a 3.7V LiPo battery with a suitable voltage regulator to provide 3.3V to the module.

  • Q: Does the ESP32 Type-C support OTA (Over-The-Air) updates?
    A: Yes, the ESP32 supports OTA updates, allowing you to upload new firmware wirelessly.

  • Q: Can I use the ESP32 Type-C with MicroPython?
    A: Yes, the ESP32 is compatible with MicroPython. You can flash the MicroPython firmware to the module and program it using Python.

For further assistance, refer to the official IRPANGTG ESP32 Type-C datasheet or community forums.