WiFi
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Maker Builds an Offline Wikipedia Using an ESP32 Board and Its Built-In microSD Card Slot to Store Data Alun Morris’s Offline-Wikipedia using ESP32 is an open-source project that turns the inexpensive ESP32-2432S028, commonly called the “Cheap Yellow Display” or CYD, into a standalone Wikipedia reader. The hardware combines an ESP32 microcontroller with a 320×240 ILI9341 color display, an XPT2046 touchscreen, and a microSD card interface. Instead of depending on Wi-Fi or cloud services, the… |
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JioFind 4G GPS Tracker Teardown: A Complete Inside-Out Hardware Breakdown Bluetooth trackers like Apple AirTags and Samsung SmartTag are a convenient way to locate misplaced items nearby, but their dependence on nearby smartphones limits their usefulness over long distances. Cellular GPS trackers overcome this limitation by communicating directly over the mobile network, allowing them to report their location from anywhere with network… |
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AI-Based No Parking Alert System using ESP32-CAM In modern day, the need for surveillance systems is increasing rapidly. We have a lot of recognized brands that offer such solutions. But can we extend the capabilities of a $5 ESP32-CAM module to build something similar?In this project, we are going to build an AI-Based No Parking Alert System using ESP32-CAM, in which, if someone parks their vehicle in front of the… |
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Building a Machine Vision-Based Robotic Assembly System Using MechArm 270 and Jetson Nano Industrial automation has revolutionized manufacturing by making production faster, more accurate, and highly consistent. Modern robotic assembly systems combine robotic arms, machine vision, motion control, and embedded control electronics to automate repetitive tasks with minimal human intervention. While these systems are widely used in industries, the same… |
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DIY World Cup Live Score Gadget With football fever reaching its peak, DHK DUDE from youtube built this pocket-sized, real-time World Cup score gadget for his desk. Powered by a Wemos D1 Mini microcontroller, this custom IoT gadget utilizes built-in Wi-Fi to seamlessly connect to the internet, fetching live match telemetry, group fixtures, and team data directly through web APIs. Like every maker… |
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How to Send Data from ESP32 to Firebase Realtime Database In this tutorial, we’re going to learn how to send data from an ESP32 to Firebase Realtime Database. We are using ESP32 Firebase Google as our cloud platform. A lot of cloud-based IoT projects on YouTube / GitHub / similar platforms using ESP32, ESP8266, UNO R4, or similar microcontrollers use Firebase as the cloud platform. And this guide covers the complete ESP32… |
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How to Build Helmet Detection with Raspberry Pi Using CircuitDigest Cloud As adults, it is our duty to follow traffic rules, and the most important rule is to wear a helmet while riding a two-wheeler and not to cross the speed limit. It's not a rule, but it's also for safety. Now, let’s think from the traffic police officer’s side. Their duty is to monitor traffic and check whether everyone is following the rules, but it is quite difficult for a traffic officer to… |
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PolyCast5 Combines Wi-Fi, LoRa, Bluetooth, IR, and ESP-NOW on an ESP32-C5 Platform If carrying a TV remote, a smart home controller, a password manager, a wireless keyboard, and a long-range IoT transmitter sounds excessive, the PolyCast5 aims to combine all of them into a single handheld device. Built around the ESP32-C5 microcontroller, the open-source gadget brings together five wireless technologies Infrared (IR), dual-band Wi-Fi, LoRa, Bluetooth 5.0/BLE, and ESP-… |
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Smart WLED Clock with RTC, PIR, Audio feedback and Environmental Monitoring The integration of addressable LEDs with the WLED firmware has revolutionized DIY lighting projects, allowing for complex visual effects with minimal to no coding. However, most standard WLED-based clocks face significant limitations, such as time-drift during internet outages and continuous power consumption regardless of room occupancy and no alarms. To address these issues, this… |
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The One-Motor Robot That Can Move in All Directions Is it possible to control a robot using only one motor? yes, a popular YouTube channel, Pro Know, has done a simple yet innovative robot that can move forward, backward, left, and right all with a single motor. Traditionally, robots depend on differential drive systems or steering mechanisms that require multiple motors. However, this project showing how smart design and control logic can… |
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bUniProbe, a Multi-Protocol Hardware Debugger with a Web Interface There's no shortage of tools to test and debug hardware, but not many feature interfaces for SPI, I²C, UART, CAN, GPIO, ADC, and DAC in one device. bUniProbe is one of the few, and its hardware side is just half the story. It hosts its own web interface over Wi-Fi, so anyone on the network can open a browser, connect, and start working. This means multiple users can work together without the… |
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DIY FPV Goggles: HD Drone View Without the High Cost DIY creator Artur Pękosz has shown that high-quality drone viewing doesn’t need expensive or closed systems, By building a fully functional pair of FPV goggles from scratch. Using the open-source OpenIPC HD wireless transmission system, the creator designed a custom solution that captures, transmits, and displays live HD video. The project replaces traditional proprietary hardware with a… |
