Tsvetan Usunov Turns the Olimex ESP32-POE Into a Low-Cost One-Wire Wi-Fi Gateway
Need a compact, low-power, low-cost way to connect Wi-Fi devices to a wired Ethernet network via NAT? Usunov has just the thing.
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ESP32 + 7 PZEM-004T v4 on RS485 bus causes crashes, 6 devices work fine
Hi everyone, I'm working on a power monitoring project using an ESP32 and multiple PZEM-004T v4 modules connected on the same RS485 bus. The system works reli...
EnergyMe-Home: open-source smart energy meter running across 12+ countries
Hi everyone, Back in October I shared EnergyMe-Home here for the first time, my open-source, fully local 16-channel smart energy meter based on the ESP32-S3. T...
Status LED dual use? Is this possible?
I have a project that involves and ESP32 and CC1101 module, I have it basically working as I want it to except for one fan I can turn off but not back on... I ...
Custom ESP32-S3 Voice Assistant (INMP441 + MAX98357A): I2S Bus Ownership and Playback Collisions
I think a new ESP32 Voice Assistant discussion is worth revisiting now that the ESPHome Speaker Mixer has become the standard approach. Following tutorials fro...
ESPHome solar data over Lora communication
Hi there, I want to use ESPHome and get data over Lora communication with ESP32-receiver. Is a 'New Device' set-up procedure in ESPHome required? Can you hel...
Thermal Motion Sensor Breakout for ESP32 & Arduino
Detect live warm objects as they move through the field of view while the sensor filters out noise and ambient thermal signals
PCMFlow722 library enables two-way real-time HD voice over ESP-NOW with G.722 audio codec
Tanaka Masayuki's PCMFlow722 library enables (half-duplex) two-way real-time HD voice over ESP-NOW on ESP32 boards with a speaker and a microphone,
ESP32-4848S040C_I 4 inch capacitive touch screen weather display
If it can help. With the help of Claude AI, we were able to set up a ESP32-4848S04C_I display to show inside/outside temp/humidity and the HA default weather ac...
Shovan Mondal's Tiny Model Plane Tries to Take Off When It Detects Air Traffic Overhead
A location set from a phone's GPS and a link to the OpenSky Network allow this Espressif ESP32-based model to detect flights overhead.
Bring Back Your Bose With An ESP32
It’s become a familiar theme over the last couple of decades — hardware is rendered useless when its manufacturer pulls the cloud service on which it depend...
Ayushmaan Bhardwaj's TURN-OFF Is a Minimal, Espressif ESP32-Powered Bike Navigator — Sans GPS
With little more than an ESP32-S3 and a battery, how do you handle turn-by-turn navigation and routing? By connecting it to your phone.
PowerPD — ESP32 USB-C PD/PPS Programmable Power Supply
PowerPD is a compact USB-C PD/PPS power supply and PD analyzer built around an ESP32 microcontroller, an AP33772S USB-C PD sink controller,. Find this and other...