This project guides you through building a portable AI agent using the UNIHIKER K10, Xiaozhi AI firmware, and a custom 3D-printed case. It covers hardware overview, firmware flashing, console setup, and 3D printing services.
This article details how to train an image classification model on an ESP32 using both the SenseCraft AI platform and a custom TensorFlow Lite implementation. It covers setting up binary classification, training the model, and deploying it on ESP32-S3 devices.
A lightweight intelligent solution designed to monitor and identify abnormal vibration patterns in real-time. The project details the hardware (XIAO ESP32-S3, Grove Shield, LIS3DHTR accelerometer) and software (SenseCraft AI platform) used to detect vibration anomalies. It explains the GEDAD algorithm used for learning normal vibration patterns and identifying deviations.
LILYGO has announced a raft of new microcontroller development boards targeting different niches: a low-frequency LoRa board, an ultra-widescreen display board, a LoRa-equipped ePaper display board, and a CAN bus board. The boards are powered by the Espressif ESP32-S3 microcontroller.
The Waveshare ESP32-S3 Watch DevKit is a development board designed for creating smartwatches and wearable devices. It features an ESP32-S3 chip, a 1.52-inch AMOLED touch screen, and supports on-device AI and voice interaction. It includes features like Bluetooth 5.2, WiFi, a 6-axis IMU, and a vibration motor. The board is designed to be open-source and supports various development platforms.
This article details the various ESP32 series (Classic, S2, S3, C2, C3, C5, C6, H2, H4, and P4), outlining their key features, differences in CPU architecture, wireless capabilities, memory size, and intended applications. It explains the naming conventions and provides a comprehensive overview to help users choose the right ESP32 for their projects.
| **ESP32 Series** | **Key Features** | **Primary Use Cases** |
|---|---|---|
| **ESP32 (Classic)** | Dual-core, Wi-Fi, Bluetooth, BLE, DAC | Smart home, audio streaming, versatile projects |
| **ESP32-S2** | Single-core, Wi-Fi, USB-OTG, larger ADC | USB gadgets, low-cost IoT, cameras |
| **ESP32-S3** | Dual-core, Wi-Fi, BLE, AI extensions | Performance-focused IoT, AI/ML applications |
| **ESP32-C2** | Single-core RISC-V, Wi-Fi, BLE, low cost | High-volume, low-traffic devices (bulbs, sensors) |
| **ESP32-C3** | Single-core RISC-V, Wi-Fi, BLE, affordable | Battery-powered sensors, basic Arduino replacement |
| **ESP32-C5/C6** | RISC-V, Wi-Fi (C5: Dual-band), BLE, Thread/Zigbee | Advanced connectivity, mesh networks |
| **ESP32-H2/H4** | No Wi-Fi, BLE, Thread/Zigbee, low power | Ultra-low power applications, mesh networks |
| **ESP32-P4** | Ethernet, Dual-core RISC-V, H.264 encoder | Video processing, HMIs, industrial applications |
| **ESP32 Series** | **Key Features** | **Primary Use Cases** |
|---|---|---|
| **ESP32 (Classic)** | Dual-core, Wi-Fi, Bluetooth, BLE, DAC | Smart home, audio streaming, versatile projects |
| **ESP32-S2** | Single-core, Wi-Fi, USB-OTG, larger ADC | USB gadgets, low-cost IoT, cameras |
| **ESP32-S3** | Dual-core, Wi-Fi, BLE, AI extensions | Performance-focused IoT, AI/ML applications |
| **ESP32-C2** | Single-core RISC-V, Wi-Fi, BLE, low cost | High-volume, low-traffic devices (bulbs, sensors) |
| **ESP32-C3** | Single-core RISC-V, Wi-Fi, BLE, affordable | Battery-powered sensors, basic Arduino replacement |
| **ESP32-C5/C6** | RISC-V, Wi-Fi (C5: Dual-band), BLE, Thread/Zigbee | Advanced connectivity, mesh networks |
| **ESP32-H2/H4** | No Wi-Fi, BLE, Thread/Zigbee, low power | Ultra-low power applications, mesh networks |
| **ESP32-P4** | Ethernet, Dual-core RISC-V, H.264 encoder | Video processing, HMIs, industrial applications |
An overview of the M5Stack Cardputer, a compact, card-sized portable computer with an ESP32-S3 chip, keyboard, screen, and various peripherals. It's aimed at engineers, developers, and IoT enthusiasts, with support for Python, Arduino, and even a Forth interpreter.
The Cardputer v1.1 is a high-performance card computer for engineers featuring the StampS3A microcontroller, 56-key keyboard, 1.14-inch TFT screen, and various connectivity options for prototyping, industrial control, and IoT projects.
Waveshare has released an ESP32-S3 development kit featuring a 1.85-inch round touchscreen, Wi-Fi, Bluetooth, microphone, and optional battery/speaker. It's aimed at audio-focused projects like smart speakers and HMIs.
The T-Deck is a compact device with a 2.8-inch IPS LCD touch screen, integrated keyboard, trackball, microphone, and speaker, running on an ESP32-S3 dual-core processor. It supports various frequencies and includes a GPS module and battery in its Plus variant. It features a U.FL/IPEX antenna connector for LoRa and can be flashed using Espressif's firmware download mode.
