Espressif
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KinoVision - Where Visual Sensing Meets Motion-Driven Control By Dev Bhavsar KinoVision is a wearable, gesture-controlled, vision-based smart home automation system that reimagines how users interact with their living spaces. Unlike traditional smart home systems that rely on mobile apps, voice commands, or physical remotes, KinoVision enables appliance control using natural hand gestures combined with visual context awareness. By simply looking… |
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AIR-Buddy - A Buddy for Monitor Air Quality By Rajesh Air pollution has become one of the most serious environmental and public health challenges in the modern world. Harmful gases such as carbon monoxide (CO) and nitrogen dioxide (NO₂), mainly produced by vehicles, industrial emissions, and fuel combustion, contaminate the air we breathe and pose significant risks to human… |
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Smart Auto - Assist Home Safety System By KISHOR G I built a Smart Auto-Assist Home Safety System that simulates a real smart home using an ESP32 and an ESP32-S3-BOX3. The system automatically controls lighting and appliances based on ambient light and human motion, continuously monitors electrical energy usage, detects abnormal current faults, and predicts electricity consumption and billing using lightweight on-device… |
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ESP32 Offline Voice Recognition Using Edge Impulse Voice recognition is becoming an essential part of the Internet of Things (IoT), allowing us to control, monitor, and interact with devices hands-free. At its core, ESP32 speech to text works by capturing audio through a microphone, processing it, and converting it into text that devices can understand. This text is then used to trigger commands, just like how… |
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Programming ESP32-S3 Box-3 with Arduino IDE: RGB LED Control Interface Building IoT projects with touchscreens used to be a headache, involving numerous components, messy wiring, and endless troubleshooting. But the ESP32-S3 Box-3 makes things way easier. It is an all-in-one board featuring a dual-core processor, touchscreen, and compatibility with the Arduino IDE. In this tutorial, we’ll take this developer-friendly board ESP32-… |
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EchoEar by Espressif: An Open-Source AI Kit for Voice and Smart Home Control Espressif has launched a new kit called EchoEar, a smart AI development kit. The demo application acts as a voice assistant. It listens to what you say, understands it, and responds naturally. It shows that it can go beyond talking like a human; it can even sing. The built-in conversational AI allows it to mimic human-like flaws and fillers like “like” and “you know”. The… |
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Espressif Announces Tri-Band Wi-Fi 6E Chips with 2.1 Gbps Capability A company known for its wireless communication chips, Espressif Systems, has made its official entry into the Wi-Fi 6E market as of July 4, 2025. The Wi-Fi 6E solutions will work together with Espressif's existing multi-core RISC-V technology. Wi-Fi 6E is an extension of the Wi-Fi 6 standard and includes access to the 6 GHz frequency band, which was previously unavailable for public use. The 6… |
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Valtrack V4, A Low-Power 4G LTE GPS Vehicle Tracker Valtrack V4 by Valetron Systems is a GPS vehicle tracking device designed for 4G-LTE CAT1 networks with global band support. The device is built around the Espressif ESP32-C3FH4 RISC-V chipset. It helps log routes, track locations in real-time, and prevent theft through an onboard LIS3DH 12-bit, 3-axis accelerometer motion sensor. It connects directly to a vehicle’s 12 V lead-acid… |
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Another Take on DIY ESP32 Drone, Now with Popsicle Sticks We’ve seen multiple DIY drone projects over the years, each bringing something unique to the table. At CircuitDigest, we even built our own version of a Wi-Fi controlled drone using the ESP32, which later evolved into LiteWing—an open-source drone development platform aimed at makers and researchers. Continuing in this spirit of accessible drone building, Vishal Sharma from the YouTube channel… |
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Espressif Launches Upgraded ESP32-C2 v2.0 with Improved Memory and Performance Espressif has released an upgraded version of its ESP32-C2 v2.0 (ESP8684) chip with improvements in memory, storage and overall performance. When paired with the upgraded ESP-IDF framework, the chip now provides an extra 20 KB of SRAM and approximately 100 KB of flash storage depending on the application. These enhancements are designed to support more complex and… |
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Espressif Shuts Down “Backdoor” Hysteria: ESP32 Debugging Feature Misrepresented as Security Threat A recent controversy has emerged around Espressif’s ESP32 microcontroller, following the discovery of undocumented Bluetooth HCI commands by security researchers at Tarlogic Security. Initially described as a "backdoor," this characterisation sparked significant debate and was later revised to acknowledge these commands as debugging features rather than a deliberate security vulnerability. The… |
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Meet ESP-SparkBot: An Open Source AI-Powered Desktop Companion ESP-SparkBot is a compact AI-powered robot built on the ESP32-S3, offering voice interaction, image recognition, and multimedia capabilities. Despite its small size, it integrates a wide range of features, including an AI assistant for conversations, weather updates, and music playback. Users can interact with it through touch sensors or voice commands, allowing for a seamless experience. The… |
