Vaaman is a reconfigurable single-board edge computer that integrates a Rockchip RK3399 hexa-core ARM processor with an Efinix Trion T120 FPGA, offering a reconfigurable platform for edge computing applications. The board combines the flexibility of an FPGA with the raw power of a hard processor to create a system capable of adapting to varying computational demands in real time. The compact SBC features the Rockchip RK3399 hexa-core processor with two Cortex-A72 cores and four Cortex-A53 cores, as well as an Efinix Trion T120 FPGA with 112,128 logic elements, interlinked with RK3399 via a high-speed 300Mbps bridge (but it’s unclear how this is implemented). It is billed as a “Raspberry Pi-style board for the FPGA world” that can be used for cryptographic acceleration, software-defined radio (SDR), digital signal processing, real-time robotics, real-time video processing, edge AI deployments, industrial automation, and hardware prototyping. It features a 40-pin Raspberry Pi-compatible GPIO header and [...]

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SPOKE is a Raspberry Pi RP2040-based capacitive touch sensor board for interactive computer interfaces. It is designed to simplify the integration of touch-based control into various projects. SPOKE features up to 27 sensor inputs and can “turn almost any conductive material into a sensor” to control almost any computer input. Potential applications include music making, video game controlling, typing, and general software controlling. The board was designed by Tom Fox, an educator, maker, and musician in the UK. According to him, the board is accessible to beginners getting started with touch sensing while retaining enough power and customizability for professional use. It works with several conductive materials, including copper pipes, conductive paint, aluminum foil, pencils, conductive filaments, fruits, fabrics with conductive threads, and metallic surfaces. It can also be used with a non-conductive material (such as plywood) if a conductive material (e.g. tinfoil) is behind it. The fully-featured SPOKE capacitive [...]

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The QuadClock PCB is an ESP32-S3-powered multi-display clock controller designed to serve as a foundation for creating a four-TFT-display clock. It supports up to four 1.69-inch rectangular TFT displays (240×280) or four 1.28” round displays (240×240). It manages essential functions such as driving the displays and maintaining precise time, allowing you to focus on crafting a unique enclosure or integrating additional features. It is open-source and is powered by the ESP32-WROOM-1 module with up to 16MB flash and 2MB PSRAM. It supports independent brightness control for each mounted display via four MOSFETs and includes an onboard real-time clock with a backup battery for accurate timekeeping. The QuadClock PCB is designed for enthusiasts and makers interested in creating multi-display clock projects. It can also be used for stock tickers, weather displays, and smart home dashboards. We previously covered the 2×2 Quad Display board with either Raspberry Pi Pico W or ESP32-S3-WROOM-1 [...]

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Sequent Microsystems’ “Eight 24-bit ADC 8-layer Stackable HAT” is a Raspberry Pi expansion board designed for home automation projects. It is compatible with all Raspberry Pi models with a 40-pin GPIO header and features a stackable design that provides scalability for more complex setups. It includes eight independent 24-bit ADC channels, providing ultra-high resolution for measuring small analog signals accurately. It also features programmable gain amplifiers on each input channel for amplifying weak signals and optimizing the ADC’s input range. It is stackable up to eight layers, allowing for up to 64 differential analog inputs. It provides 4A continuous and 5A peak power to the Raspberry Pi via the GPIO header. It sends data via the I2C lines, leaving all other pins free for use. Also, it supports isolated RS485 communication for long-distance connectivity. The 8-layer Stackable HAT for Raspberry Pi is suitable for precision data acquisition applications, including industrial [...]

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Polverine is a mikroBUS-compatible environmental sensing platform featuring a BMV080 PM2.5 sensor and a BME690 gas sensor, plus an Espressif ESP32-S3-MINI-1 module to add Wi-Fi 4 and Bluetooth 5 connectivity. The onboard BMV080 sensor is described as the “world’s smallest PM2.5 sensor” at 4.2 x 3.5 x 3mm. The PM2.5 particulate matter sensor is complemented by the BME690 which measures temperature, humidity, and pressure, and detects volatile organic compounds (VOCs) for complete environmental monitoring. The board offers sufficient processing power for quick data handling, with wireless connectivity for easy integration into IoT systems and smart devices. Projected applications for the sensor platform include indoor air quality monitoring, smart homes, HVAC systems, industrial monitoring (gas leak and pollution monitoring), wearables for personal air quality tracking, and anomaly detection in emergency scenarios. We have seen other ESP32-based environmental sensor platforms such as the Sensy32 board, MoreSense MS-06, and AirGradient One, but the [...]

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Tobor (robot spelled in reverse) is a modular and open-source robotic arm platform powered by the ESP32-WROVER-I and ESP32-WROOM-32 (FluidNC CNC Controller core) modules. It is described as a “fully-featured robotic system that can fit on your desktop and is capable of helping you automate your workflow.” Tobor is billed as a customizable assistant for complex tasks such as assembly line help, CNC design, and rapid prototyping. The Tobor ecosystem includes several open-source components, including robotic arms, motion platforms, sensors, and actuators, that can be combined to create a unique system for “almost any desktop automation.” The Tobor Robot Arm supports multiple toolhead options such as the pen plotter toolhead, z-stage toolhead with 4th axis and suction cup, and the pick and place expansion pack. We have seen other open-source robotic platforms such as the SO-ARM100 AI robotic arm kit, CYOBot v2, and MIKRIK V2 Robot Car. Tobor Robot Arm [...]

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The ESP32 Agent Dev Kit is an ESP32-S3-powered voice assistant that offers integrations with popular LLM models such as ChatGPT, Gemini, and Claude. Wireless-Tag says the Dev Kit is suitable for “95% of AIoT applications, from smart home devices to desktop toys, robotics, and instruments” In some ways, it is similar to the SenseCAP Watcher, but it has a larger, non-touch display and dual mic input. It however does not support local language models. It also features a standard MikroBUS interface for expansion. For voice capabilities, the ESP32 Dev Kit integrates two onboard, noise-reducing microphones and a high-fidelity speaker. The built-in infrared laser proximity sensor detects human proximity and movement for “smart interactive experiences”. ESP32 Agent Dev Kit specifications: MCU – ESP32-S3 dual-core Tensilica LX7 microcontroller @ 240MHz, 8MB PSRAM Storage – 16MB flash Display – 3.5-inch Touchscreen, 480×360 resolution Camera – 5MP OmniVision OV5647 camera module, 120° field of [...]

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HackCable is a wireless-enabled USB-C keystroke injection cable described as the “ultimate tool for cybersecurity enthusiasts and ethical hackers.” powered by the ESP32-S3 or the Raspberry Pi RP2040. The ESP32-S3 version is described as the Wi-Fi Version and offers a built-in Wi-Fi hotspot, remote operation, and master-slave configuration for multiple cables. The Normal Version is a cheaper variant powered by the Raspberry Pi RP2040 microcontroller and built for focused, offline tasks where wireless control isn’t needed. The HackCable promises hardware keylogging, remote control, and master-slave synchronization for multiple cables. We have covered other USB penetration testing tools like the Diabolic Drive and Pendrive S3, but those were USB dongles while the HackCable looks like a standard USB Type-A to USB Type-C cable. There is very little information about the product, other than the microcontrollers that power it. It is likely running SuperWiFiDuck or some other USB rubber ducky program. It [...]

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BANDIT PC32 is a Raspberry Pi RP2350-powered keyboard computer that runs a graphically-oriented version of the ColorForth programming environment. The BANDIT PC32 is primarily aimed at on-the-go use for programming video games. The custom, 32-key split keyboard takes up most of the build, with a 3.2-inch 320 x 240 capacitive display in the center. It also features an HDMI port for connecting a larger external display. The 48-pin GPIO is divided into two female headers and can be used to interface with other devices directly. This is the second version of the Bandit standalone computer, building on an early prototype based on the RP2040 microcontroller. We have seen several interesting RP2350-based products like the Inky Frame 7.3”, 4D Systems display modules, and Jumperless V5 programmable breadboard. However, this is the first RP2350 standalone computer we have come across. It shares some similarities with the ESP32 Rainbow. BANDIT PC32 ColorForth specifications: [...]

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The eMotion Ultra is a Home Assistant-compatible 60GHz mmWave radar presence sensor with a built-in IR blaster with a 15-meter range, a brightness sensor, and a temperature/humidity sensor. It is powered by an Armv8-M KM4 microcontroller with built-in Wi-Fi connectivity and is targeted at simplifying complex smart home setups. The eMotion Ultra 60GHz mmWave radar presence sensor module is reported to be able to “cover up to 40 square meters (430 square feet) using just one device.” It can be configured for up to 4 zones with personalized automations for each zone. The exact Armv8-M KM4 module used isn’t named but is likely based on a Realtek RTL8720CM wireless SoC or other Realtek Ameba microcontroller. Potential applications include security management, lighting automation, home climate control, energy management, and rental property management. We have seen similar presence sensors such as the RoomSense IQ, Seeed Studio’s mmWave fall detection kit, SONOFF SNZB-06P, [...]

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Tactility is an operating system that runs on the ESP32 microcontroller series. Created by Dutch software developer, Ken Van Hoeylandt (also known as ByteWelder), Tactility is a project one year in the making inspired by the Flipper Zero and its application platform. The ESP32 operating system can run built-in apps and helper services from flash storage as well as external applications from an SD card. It leverages the Espressif ELF(Executable and Linkable Format) loader to load ELF files from external storage to the executable memory area. Tactility is built to run on any ESP32-based device with a touchscreen since drivers (display, touch, and SD card) can be implemented for any hardware. ESP32-S3 devices are “the best option” due to their performance and larger memory. The LILYGO T-Deck series is highly recommended for its onboard keyboard and sizable display. Preset configurations are available for the LILYGO T-Deck Plus, LILYGO T-Deck, M5Stack [...]

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The Plant Bot is an open-source, Internet-enabled plant monitor powered by the ESP32-C3 microcontroller and integrating a corrosion-resistant capacitive moisture soil sensor and a pump driver on a single printed circuit board, eliminating the need for additional cabling. The Plant Bot is designed to automate indoor plant care by combining moisture sensing, light sensing, and pump activation. It can be powered via USB or a single coin cell battery which lasts up to a week with daily updates. An onboard multi-color LED visually represents the current soil condition, ranging from red (dry) to blue (moist). The “Soil Level” line on the board indicates the maximum depth to which the sensor or device should be inserted into the soil. According to the maker, the Plant Bot will remain unaffected by corrosion if the soil level does not exceed this line. Other solutions we’ve covered with a soil sensor usually separate the [...]

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The ZigEasy GEX series is a lineup of Zigbee / DigiMesh coordinators and Ethernet gateways based on Digi International’s XBee 3 and XBee SX 868 modules. These devices connect a ZigBee or DigiMesh network to a local Ethernet network or the internet. This makes it easier to create a robust Zigbee/DigiMesh network that can send and receive data from servers. The GEX2400 and GEX2400S devices integrate the Digi XBee3 module which supports Zigbee, 802.15.4, DigiMesh, and BLE and is configured directly with the XCTU software (USB or TCP/IP). The Digi SX 868 module on the GEX868 and GEX868S coordinators only supports DigiMesh. The “S” models include TLS 1.2 and AES-256 encryption for secure internet communication and are ideal for use cases that require internet access. These ZigEasy GEX Zigbee / DigiMesh coordinators can be used in mesh networks for smart homes, monitoring weather conditions, and tracking agricultural data. They can [...]

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Looktech AI Glasses are AI-powered smart glasses with a “privacy-focused design” and several lens options. They are similar to Meta’s Ray-Ban smart glasses but support GPT-4, Claude, and Gemini instead of Meta AI. Like Meta’s smart glasses, the Looktech AI Glasses incorporate headphones, a camera, and an AI model for a hands-free experience and personalized AI assistance. According to Looktech, the smart glasses can track calories, find recipes, set reminders, and perform image searches. The in-built 13MP camera can be used to capture high-res images and videos and the open-ear dual speakers provide “rich, spatialized immersive audio while keeping you aware of your surroundings.” Looktech has given some hardware specifications for the product but the list is a bit sparse. We have covered the much cheaper but underpowered LILYGO T-Glass. Although there are no promises of a physical AI agent, the Looktech glasses are similar to the M5Stack’s Module LLM [...]

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The MNT Reform Next brings the Rockchip RK3588 processor to the modular laptop series. It retains the open-hardware nature of the older MNT Reform and introduces a lighter and more modular design, complete with a much faster processor. The MNT Reform Next separates the three port boards from the main motherboard, allowing for greater customization and modification than its predecessors. The standard processor module (RCORE) can be swapped with other modules such as the Raspberry Pi CM4, as well as NXP i.MX 8M Plus, NXP LayerScape 1028A, and AMD Kintex-7 FPGA modules. Like the classic MNT Reform and the MNT Pocket Reform, the enclosure for the Reform Next is milled from anodized, bead-blasted aluminum. Apart from being repairable and customizable, the RK3588 modular laptop is powerful enough to be a daily driver for browsing, writing, programming, gaming, graphics design, sound creation, and video editing. MNT Reform Next specifications: SoM SoC [...]

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The vPlayer is an ESP32-S3 touchscreen video display that can be used for continuous MJPEG video playback from a microSD card. It features a 280 x 240 1.69-inch smartwatch-sized touchscreen display with backlight control and also offers expansion options via JST SH/SR connectors (UART, I2C, and I2S audio), and additional I/O pads on the PCB. All these features also make it suitable for applications such as weather displays, live traffic cameras, computer stats monitors, wildlife cameras, and fetching data from the Internet. vPlayer specifications: SoC – Espressif ESP32-S3 CPU – Dual-core 32-bit microcontroller @ 240MHz Memory and Storage – 4MB Flash and 2MB PSRAM Wireless – WiFi 4, Bluetooth 5.0 Storage – MicroSD card slot via MMC 4-bit interface Display – 1.69-inch touchscreen (280×240) P169H002-CTP TFT LCD ST7789V2 single-chip controller/driver CST816 touch controller Backlight control USB – 1x USB-C for power and data transfer Expansion JST SH/SR 1mm connectors for [...]

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The SignalSDR Pro is a Raspberry Pi-sized SDR that brings a credit-card-sized twist to software-defined radios (SDRs). It is a compact, streamlined device suitable for tasks ranging “from signal processing and spectrum analysis to communication systems and beyond.” The SignalSDR Pro builds on the Analog Devices AD9361 radio transceiver and the AMD Zync 7020 SoC into a credit-card format reminiscent of Raspberry Pi single-board computers. The Raspberry Pi-sized SDR also features a 40-pin GPIO header for expansion with other hardware components and added functionality. The device offers a 70MHz – 6GHz tuning range, 12-bit sample rate, 61.44MHz RF bandwidth, and two full-duplex TX/RX channels via four I-PEX antenna connectors. It is also capable of emulating other SDR hardware such as the ADALM-PLUTO and USRP B210, making it easier to integrate into pre-existing workflows. The SignalSDR Pro is a mid-range alternative to entry-level SDR options such as the AntSDR E200, KrakenSDR, [...]

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The Sensy32 Board is a compact sensor platform powered by Espressif’s flagship ESP32-S3 WiFi and Bluetooth microcontroller. The development board brings different monitoring devices together on the same PCB for easier integration into IoT ecosystems. It is a multipurpose device with several sensors bundled to measure and monitor ultraviolet light intensity, altitude, pressure, orientation, humidity, temperature, motion, and human presence. It includes a 9-degree-of-freedom inertial measurement unit (IMU) for 3D space orientation, while the built-in MEMS microphone can be used for audio input in voice detection and noise measurement applications. The onboard ESP32-S3 microcontroller powers the array of features and also offers Wi-Fi and Bluetooth Low Energy connectivity. The Sensy32 ESP32-S3 sensor platform also integrates an LCD screen for immediate feedback and real-time monitoring. We have covered other ESP32-based environment sensors such as the Qsen-07 multi-sensor board, AirGradient ONE, MoreSense MS-06, and Studio LUFF’s Air Quality Sensor. Sensy32 specifications: MCU [...]

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The Hornet Nest Alarm Panel is a customizable, ESP32-based alarm control system designed and produced by US-based Technology Automation Consulting for home security automation. The device is powered by the wESP32 Ethernet board with PoE support and is compatible with Home Assistant through the ESPHome firmware. It features up to forty-two optoisolated zones, six MOSFET-controlled outputs, and six additional trigger outputs for 3.3V devices. It integrates a piezo buzzer and supports add-ons like a Wiegand keypad and water leak sensors. The Hornet Nest Alarm ESP32-based home security platform “aims to bridge the gap between traditional wired security systems and the flexibility of modern smart home automation.” Christopher Greenless of Technology Automation Consulting says the project was born from his need for a robust and smart security system to integrate with his Home Assistant setup. Proprietary solutions were inadequate and limited while DIY options were inefficient and often unreliable. He created [...]

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4D Systems, an Australian company specializing in intelligent display solutions, has released Raspberry Pi RP2350-powered display modules with touch and non-touch options. The display modules are available in eight different sizes from 2.4-inch to 9.0-inch and different resolutions from 240×320 up to 800×480 pixels. They are “Powered by Raspberry Pi”-certified and leverage the Raspberry Pi RP2350’s dual-core architecture and security features for “secure, professional-grade applications that require modern UI”. 4D Systems is well-known for its high-quality displays designed for developers looking to create sophisticated user interfaces in embedded systems. There are four touch panel options for each gen4-RP2350 display module: non-touch, resistive touch, capacitive touch, and capacitive touch with a cover lens bezel (CLB). The gen4-RP2350 series also features a 30-pin FPC/ZIF socket to fit a 0.5mm pitch FFC for connecting a motherboard or accessory board. We have already covered Waveshare’s RP2350-LCD-1.28 display module but the gen4-RP2350 display modules are [...]

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