DevHeads IoT Integration Server

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DevHeads IoT Integration Server

The DevHeads IoT Integration Server accelerates technology engineering by helping pro devs learn, share and collaborate.

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Raspberry Pi Unveils AI Camera Kit at Embedded World 2024

Raspberry Pi unveiled its latest at Embedded World 2024: the AI Camera kit. It pairs a Raspberry Pi Zero 2 W with a 12MP Sony IMX500 sensor, offering a 76-degree field of view for AI computer vision projects. The sensor has onboard processing for neural network models, easing the load on the CPU. It can track people in real-time at 30 fps, showcasing its performance. With 200mm flat flex cables, it's compatible with all Raspberry Pi models, making AI integration accessible for developers. ⛓ More information: https://www.tomshardware.com/raspberry-pi/raspberry-pi-showcase-ai-camera-kit-new-screen-and-long-awaited-m2-hat-at-embedded-world-conference...
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NXP's MCX Series Microcontrollers

I am not sure if you guys have followed. NXP has launched MCX series of microcontrollers and it looks to me that these will eventually replace LPC and Kinetis Series MCUs. I am very excited about the MCU series and will be working on evaluating this platform soon. Here is my blog which give you a good overview of this MCX series of Microcontroller is up to....

HOW TO ADD A CUSTOM COMPONENT TO AN ESP-IDF PROJECT

The below post shows how to create a custom component in esp-idf using visula code for more reability and clean code SRC: https://www.phippselectronics.com/how-to-add-a-custom-component-to-an-esp-idf-project/...

ONE: Open-Source Self-Balancing Unicycle Robot

ONE is a self-balancing unicycle robot project using IMU technology and STM32 microcontrollers. It's powered by two PWM channels for motor control, two timers for encoder data, and several ADC channels for gyro and accelerometer data. The repository includes STM32 firmware and detailed 3D models. Though lacking circuit board schematics, the circuitry is straightforward for skilled engineers. https://github.com/peng-zhihui/ONE-Robot...

Open-Source High-Resolution POV Display based on ESP32

This project uses the Persistence of Vision (POV) principle to build a high-resolution display with an ESP32 controller and two rotating arms, each holding 64 LEDs, totaling 128 pixels. Components include shift registers, MOSFETs, hall effect sensors, and an AMS1117 voltage regulator. The ESP32 manages display control, synchronization, and sensor integration on the PCB. More information: The main article The GitHub repository...

Simplifying accurate fuel gauging for battery-powered devices

accurate fuel gauging has been an all-time long-time challenge and now something is moving the needle. Using Nordic's nPM1300 PMIC, individual battery models can be programmed into the IC and run the gauging process. https://www.nordicsemi.com/Nordic-news/2024/04/Nordic-Semiconductor-and-Renata-SA-collaborate...

Engine check notification does not provide any value!

In the midst of my journey to another city with my kids, a sudden and cryptic “Engine check” notification flashed on the car’s dashboard. To my dismay, no further information or details were provided, leaving me clueless about the severity of the issue. Faced with a situation, I had three choices: - Ignore that notification and proceed,...
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SiC Technology for Data Center Cooling Applications

While the number of transistors in a chip increases exponentially as our demand for increases so in that trend, power elecronics can't be left out. The Silicon Carbide(SiC) based solutions for power conversion promise higher power handling capacity along with efficiency and lesser need to do active cooling of the power device. https://www.powerelectronicsnews.com/design-next-generation-data-center-cooling-systems-with-silicon-carbide/...

Standoff Results in Robot Dog Disabled by Suspect

In Massachusetts, during a standoff, a suspect disabled a police robot dog. Despite being shot, the robot, SPOT, facilitated the suspect's surrender. This highlights the role of robots in tactical scenarios, reducing human risk. The damaged robot, Roscoe, was sent back to Boston Dynamics for assessment, with a replacement planned for the state police. ⛓ More information: https://turnto10.com/news/local/massachusetts-state-police-spot-robot-dog-shot-pacbot-suspect-armed-standoff-barnstable-cape-cod-march-6-2024...

Embedded Rust: where are we today?

Rust is gaining popularity, but not yet widely used in embedded systems. Many companies stick to C/C++ due to existing investments, while startups are more open to Rust. Learning Rust is tough, with limited support, but its safety benefits may drive adoption, especially in IoT. Its role in embedded systems is uncertain but could evolve. ⛓ More information: https://www.embedded.com/embedded-rust-where-are-we-today/...
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CatSniffer - Open-Source Compact Hacker's Tool

CatSniffer is a compact USB stick for IoT security, featuring TI CC1352, Semtech SX1262, and either Microchip SAMD21E17 or RP2040. Ideal for researchers and developers, it offers versatility and ease of use, making it indispensable for IoT security work. Features: ➡️ Auto-programming and debugging capabilities....
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Blynk IoT Cloud now Support MQTT Protocol!

Blynk now expanding supported protocol range to add secure two-way communication via MQTT. You can now take advantage of the versatile toolset that comes with MQTT. * MQTT libraries and tools available for various environments and languages * Integration Services like Node-RED simplify complex IoT workflows * MQTT-enabled Gateways facilitate seamless device communication...