Artificial Intelligence of Things News

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Understanding the Role of Temporal Filters in Time of Flight (ToF) Cameras
Edge AI and Vision Alliance·Sep 9
  • Time-of-Flight (ToF) cameras use modulated infrared light to measure pixel depth.
  • Temporal filters are crucial for improving the accuracy of ToF camera depth measurements.
  • ToF cameras are enabling advanced vision capabilities in robotics and industrial automation.
ESP32 Mod Adds Offline Voice Control to Your Shower
Hackster News - Hackster.io·Sep 8
  • ESP32-C6 used for offline voice control of a shower diverter valve.
  • DFRobot's Offline Voice Recognition Sensor processes commands locally on the device.
  • Custom 3D-printed parts and a removable clamp design enable the voice-controlled shower functionality.
Obsolete HP MicroServer Revived with Raspberry Pi CM5
Hackster News - Hackster.io·Sep 8
  • An old HP MicroServer N40L was modernized by replacing its obsolete motherboard with a custom board based on a Raspberry Pi Compute Module 5.
  • The new custom board integrates Gigabit Ethernet, USB 3.0, HDMI, and an M.2 slot for NVMe SSDs, leveraging the CM5's processing power and low energy consumption.
  • The project highlights creative hardware repurposing for homelab setups, showcasing custom PCB design and integration with existing server chassis.
A Compact Relay Board for Space-Constrained IoT Builds
Hackster News - Hackster.io·Sep 8
  • Tiny Contacts is a compact four-channel relay board designed for space-constrained IoT and home automation projects.
  • The module utilizes surface-mount Omron G6K-2F-Y relays to significantly reduce the PCB footprint compared to standard through-hole designs.
  • Includes a ULN2003A Darlington array to protect microcontroller GPIO pins and manage inductive loads via 3.3V/5V logic compatibility.
Automatic Key Exchange: faster, post-quantum secure origin handshakes for 45 billion daily connections (and counting)
Cloudflare Blog·Sep 8
  • Automatic Key Exchange optimizes origin handshakes by pre-detecting supported TLS 1.3 algorithms for 45 billion daily connections.
  • The system prioritizes post-quantum cryptographic standards to future-proof secure communication between edge infrastructure and customer origins.
  • By leading with the most secure supported algorithm, the mechanism reduces handshake latency while enhancing security posture across distributed network systems.
Kubernetes access via an identity provider: Public client, not confidential
Blog – Cloud Native Computing Foundation·Sep 8
  • Kubernetes access control is crucial, often overlooked in on-premise deployments.
  • Managed cloud Kubernetes offers built-in IAM/SSO integration for identity management.
  • Public clients are recommended over confidential clients for Kubernetes identity provider access.
Seeed's XIAO nRF52840 Plus Powers a New Family of Tiny, Smart, BLE-Connected IPS TFT Displays
Hackster News - Hackster.io·Sep 9
  • Seeed Studio launches tiny BLE-connected IPS TFT displays powered by the XIAO nRF52840 Plus microcontroller.
  • The displays integrate a microphone and motion sensor, with options for capacitive touchscreen and microSD storage on larger models.
  • Targeted for HMI, wearables, smart badges, and portable sensor displays, enabling simplified development of interactive gadgets.
This Smart Picture Frame Shows You Which Birds Are Outside
Hackster News - Hackster.io·Sep 8
  • Smart picture frame uses BirdNET-Go on a Raspberry Pi to identify local bird calls.
  • Identified birds are displayed as illustrations from historical natural-history plates.
  • The system runs entirely locally on the Raspberry Pi, offering an offline bird identification artwork display.
Track Down Your Misplaced Phone Instantly with an ESP32
Hackster News - Hackster.io·Sep 8
  • A DIY handheld device uses an ESP32-S3 microcontroller to locate misplaced smartphones via BLE RSSI tracking.
  • The firmware employs exponential moving averages and adaptive signal scaling to overcome RSSI instability and environmental noise.
  • The portable system provides intuitive feedback through a piezo buzzer and vibration motor, operating entirely offline without cloud dependency.
Gone with the Wind? Not This Self-Balancing Drone-Powered Pole
Hackster News - Hackster.io·Sep 8
  • Drone motors and a flight controller are used to maintain a pole's vertical balance by providing horizontal forces.
  • Software optimizations, including a dynamic notch filter and compensation for wind, were crucial for stability.
  • The system demonstrated remarkable energy efficiency, balancing for over three hours on a single battery charge.
Google’s revived nuclear power plant gets $1.9B loan from US government
TechCrunch·Sep 8
  • The U.S. DOE is providing a $1.9 billion loan to revive a nuclear power plant in Iowa.
  • Google has secured the plant's output to help power its energy-intensive data centers.
  • This move highlights the growing trend of hyperscalers investing in carbon-free base-load energy for AI infrastructure.
Build a Digital Signal Generator with an AVR Microcontroller
Hackster News - Hackster.io·Sep 8
  • A DIY signal generator project leveraging the AVR16EB28 microcontroller to achieve frequency accuracy via a custom-configured internal oscillator.
  • Features a portable PCB design with an OLED interface, rotary encoder for input, and integrated battery support.
  • Demonstrates creative use of the AVR Event System and DxCore to bypass traditional hardware limitations in embedded signal processing.
HW Media Lab's Open-Hardware DockFrame Gives Spare Framework Expansion Cards a Home — And More
Hackster News - Hackster.io·Sep 8
  • The DockFrame is a modular hub that repurposes Framework Expansion Cards into a versatile desktop development tool.
  • Integrated modules include a multimeter card powered by an ESP32-S3 and a programmable power supply card.
  • The project promotes open-source hardware principles, utilizing CERN-OHL-S licensing and providing extensible breadboarding for prototyping.
The ESP32 Bus Expander Gives Geo TP's ESP32 Bit Pirate a Wealth of New IoT Capabilities
Hackster News - Hackster.io·Sep 8
  • The new ESP32 Bus Expander acts as a communications coprocessor to add 5GHz Wi-Fi and IEEE 802.15.4 support to the Bit Pirate ecosystem.
  • Utilizing ESP32-C5 or ESP32-C6 chips, the module enables Zigbee, Thread, and Matter connectivity for advanced IoT prototyping.
  • The project firmware is open-source and designed to bridge hardware capability gaps in existing ESP32-based instrumentation tools.