What's the latest updates with ESP32?
The ESP32 continues to evolve with updates from Espressif. As of my last knowledge update, some recent developments include:
1. ESP32-S3: This variant adds AI capabilities with built-in support for vector instructions, making it suitable for machine learning applications.
2. ESP32-C3: A low-power variant that features RISC-V architecture and focuses on secure connectivity, making it ideal for IoT applications.
3. Software Updates: The ESP-IDF (IoT Development Framework) regularly receives updates, introducing new features and enhancements for easier development.
4. Development Boards: Newer boards and modules have been released, including those with additional I/O options, improved power management, and enhanced wireless performance.
5. Community Projects: The community continues to create innovative projects and libraries, expanding the ESP32’s capabilities in various applications like home automation, robotics, and wearables.
What are the latest models of the ESP32?
Some of the latest ESP32 boards include:
1. ESP32-S3-DevKitC: This development board features the ESP32-S3 chip, which offers AI processing capabilities and improved performance for machine learning applications.
Key Features:
-
ESP32-S3 Chip: The board is powered by the ESP32-S3, which includes dual-core 32-bit LX7 processors, enhanced AI capabilities, and improved performance for machine learning tasks.
-
Memory: It typically comes with 512 KB of SRAM and supports external flash memory.
-
Wireless Connectivity: The board supports both Wi-Fi (802.11 b/g/n) and Bluetooth 5.0 (LE), making it versatile for various IoT applications.
-
AI Features: The ESP32-S3 is designed to support vector instructions, which can accelerate machine learning algorithms.
-
GPIO and Peripherals: It offers multiple GPIO pins for connecting sensors and peripherals, as well as support for various communication protocols like SPI, I2C, UART, and more.
-
USB-C Connector: Many variants come with a USB-C port for power and programming, enhancing usability.
-
Programming Support: Compatible with the ESP-IDF (Espressif IoT Development Framework) and Arduino IDE, making it accessible for developers of all levels.
Applications:
The ESP32-S3-DevKitC is ideal for a range of applications, including:
- Smart home devices
- Wearables
- AI-enabled projects
- Robotics
- Sensor networks
2. ESP32-C3-DevKitC: Based on the RISC-V architecture, this board focuses on low-power IoT applications with enhanced security features.
The ESP32-C3-DevKitC is a development board featuring the ESP32-C3 chip, which is designed for low-power IoT applications. Here are some key features and specifications:
Key Features:
-
ESP32-C3 Chip: The board is based on the ESP32-C3, which uses a RISC-V architecture, offering a balance of performance and power efficiency.
-
Wireless Connectivity: It supports Wi-Fi (802.11 b/g/n) and Bluetooth 5.0 (LE), making it suitable for various wireless IoT applications.
-
Memory: Typically equipped with 384 KB of SRAM and external flash memory options, allowing for more complex applications.
-
Security Features: The ESP32-C3 includes hardware-based security features, such as secure boot and flash encryption, which are critical for IoT security.
-
GPIO and Peripherals: The board provides multiple GPIO pins, along with support for various interfaces like SPI, I2C, UART, PWM, and ADC, facilitating connections to sensors and actuators.
-
USB-C Connector: Many variants feature a USB-C port for easier power supply and programming.
-
Programming Support: Compatible with the Espressif IoT Development Framework (ESP-IDF) and Arduino IDE, making it accessible for developers.
Applications:
The ESP32-C3-DevKitC is ideal for applications such as:
- Smart home devices
- Wearable technology
- Sensor networks
- Industrial automation
- Bluetooth-enabled gadgets
3. M5Stack Core2: An updated version of the popular M5Stack series, it includes a touchscreen and various connectivity options, suitable for quick prototyping.
The M5Stack Core2 is a versatile development kit based on the ESP32 chip, designed for rapid prototyping and IoT applications. Here are some of its key features and specifications:
Key Features:
-
Display: It features a 2.0-inch touchscreen display (320x240 pixels), which allows for interactive applications and user interfaces.
-
ESP32 Chip: The board is powered by the ESP32, which provides dual-core processing, Wi-Fi (802.11 b/g/n), and Bluetooth (BLE) capabilities.
-
Built-in Sensors: The Core2 includes various built-in sensors such as an accelerometer, a light sensor, and a buzzer, making it suitable for a range of applications without needing additional components.
-
Battery: It comes with a built-in rechargeable battery, allowing for portable and mobile applications.
-
Expandable: The M5Stack Core2 features a stackable design, allowing users to add additional modules or sensors via its Grove connector or 30-pin connector.
-
USB-C Connectivity: The USB-C port is used for power and programming, providing a modern and convenient connection method.
-
Programming Support: It is compatible with various programming environments, including Arduino IDE, UIFlow (a graphical programming tool), and MicroPython, catering to different skill levels.
Applications:
The M5Stack Core2 is suitable for a variety of applications, including:
- Home automation
- Wearable devices
- Educational projects
- Prototyping of IoT devices
- Interactive displays and dashboards
4. LilyGO T-Display: This board includes a built-in colour display, making it great for projects that require visual output.
Key Features:
-
ESP32 Chip: The board is powered by the ESP32, offering dual-core processing capabilities, Wi-Fi (802.11 b/g/n), and Bluetooth (BLE).
-
Built-in Display: It includes a 1.14-inch IPS display (240x135 pixels), allowing for easy visual output in various projects.
-
Memory: The T-Display typically has 4MB of external flash memory, which is useful for storing firmware, graphics, and other data.
-
Battery Support: The board usually has a connector for a lithium battery, enabling portable applications.
-
GPIO and Peripherals: The T-Display provides multiple GPIO pins and supports various interfaces such as SPI, I2C, and UART, allowing you to connect additional sensors and modules.
-
USB-C Connectivity: Many versions come with a USB-C port for power and programming, making it user-friendly.
-
Programming Support: It is compatible with popular programming environments, including Arduino IDE and PlatformIO, making it accessible for a wide range of developers.
Applications:
The LilyGO T-Display is suitable for various applications, including:
- IoT projects requiring visual output
- Wearable devices
- Smart home displays
- Educational projects
- Prototyping interactive devices
5. TTGO T-Call: Combines ESP32 with GSM capabilities, allowing for IoT projects that need cellular connectivity.
The TTGO T-Call is a development board that combines the ESP32 chip with GSM/GPRS capabilities, making it ideal for IoT applications that require cellular connectivity. Here are some key features and specifications:
Key Features:
-
ESP32 Chip: The board is powered by the ESP32, providing dual-core processing, Wi-Fi (802.11 b/g/n), and Bluetooth (BLE) functionalities.
-
GSM/GPRS Module: It includes a SIM800L module, allowing for GSM cellular communication. This enables the board to send and receive SMS, make voice calls, and connect to the internet via GPRS.
-
Display: Some versions of the TTGO T-Call come with a small OLED display for basic visual output and interaction.
-
Battery Support: The board typically has a battery connector, allowing it to be powered by a lithium battery for mobile applications.
-
GPIO and Peripherals: It offers multiple GPIO pins and supports various interfaces such as SPI, I2C, and UART for connecting additional sensors and modules.
-
USB-C Connectivity: Many models feature a USB-C port for programming and power, providing a modern and convenient connection.
-
Programming Support: It is compatible with popular programming environments, including the Arduino IDE and PlatformIO, making it accessible to a wide range of developers.
Applications:
The TTGO T-Call is suitable for various applications, including:
- Remote monitoring and control systems
- SMS alert systems
- IoT projects requiring cellular connectivity
- GPS tracking devices (when combined with a GPS module)
- Emergency communication devices
For the most accurate and up-to-date information, checking with manufacturers or the Espressif website is recommended, as new boards are frequently released.
To view our full range of ESP32 Development boards click here...