A web-based flasher for various devices, including M5Stack, LilyGO, CYD, and custom boards. It provides instructions for entering download mode and selecting firmware for flashing.
This article details a DIY digital barograph project that replaces traditional mechanical barographs with a modern digital solution using a BME280 pressure sensor, an ESP32 microcontroller, and a 128x64 LCD display. It offers advantages like eliminating paper replacement and reducing maintenance.
ESP MQTT client and broker library. This is a lightweight and easy to use MQTT library for ESP8266 and ESP32 devices. It supports client and broker modes, MQTT 3.1.1, arbitrary sized messages, and integrates with ArduinoJson.
Meshtastic is an open-source mesh networking platform designed to facilitate decentralized, long-range, and ad-hoc communication. This article provides a full guide on how to get started, covering its features, use cases, compatible hardware, and setup instructions.
Something similar to the Spotify Car Thing, built with a cheap ESP32 Screen. Connects to your Spotify account and displays your currently playing song with its album art.
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 |
Overview of the TRMNL architecture, detailing the device, server, plugins, and data flow. It emphasizes a device-initiated communication model for security and privacy, and a system designed for low cost and perpetual service.
Building a community around a cheap ESP32 Display with a touch screen. This display is an ESP32 with a built in 320 x 240 2.8" LCD display with a touch screen called the "ESP32-2432S028R".
Firmware and software to run an ESP32-CAM module on your Flipper Zero device. Allows capturing images and streaming live video to the Flipper Zero.
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.
