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▷ Data visualization: of Temperature, Humidity, and CPU Temp.

  For this post, two sensors have been deployed for real-time data collection, currently operational in the city of Guayaquil: one for humidity and another for temperature. Both sensors utilize LoRA technology to transmit collected information to a Gateway. This Gateway serves as a central connection point, receiving data from the sensors and forwarding it to the Google Cloud platform via LTE cellular connectivity. Leaflet viewer with OpenStreetMap Leaflet viewer with OpenStreetMap Once the data is stored on the Google Cloud platform, a customized web interface has been developed. This interface facilitates the visualization and analysis of the sensor-collected data, offering users a clear and easily accessible representation. In this post, we'll explore how to visualize real-time data from Google Cloud using JavaScript and the powerful charting library, Chart.js. The goal is to create an interactive environment that visually...

▷ Display of last 24 hours of Temperature, Humidity and Temp. CPU

  For this post, two sensors have been deployed for real-time data collection, currently operational in the city of Guayaquil: one for humidity and another for temperature. Both sensors utilize LoRA technology to transmit collected information to a Gateway. This Gateway serves as a central connection point, receiving data from the sensors and forwarding it to the Google Cloud platform via LTE cellular connectivity. Leaflet viewer with OpenStreetMap Leaflet viewer with OpenStreetMap Once the data is stored on the Google Cloud platform, a customized web interface has been developed. This interface facilitates the visualization and analysis of the sensor-collected data, offering users a clear and easily accessible representation. In today's interconnected world, the ability to gather and visualize real-time data is essential for understanding and making informed decisions. On this occasion, we will explore how to visualize the data from the last 24 h...

▷ The Importance of Soft Processors in #FPGAs for Customized Digital Circuits

➡️ #FPGA #VHDL  #SoC # System-on-Chip  #Processor #SoftProcessors #DigitalCircuits #DigitalSystems FPGAs (Field-Programmable Gate Arrays) are programmable electronic devices that allow for the creation of customized digital circuits. Unlike ASICs (Application-Specific Integrated Circuits), which are integrated circuits specifically designed for one application, FPGAs can be programmed and reprogrammed to perform different tasks. ➡️  One of the most important advantages of FPGAs is their ability to implement soft processors, which are processors that are implemented in the FPGA using a hardware description language (HDL). Soft processors allow designers of integrated systems to create more complex and flexible systems than would be possible with conventional integrated circuits. ➡️  The importance of using soft processors in FPGAs lies in the ability to create highly customized integrated systems, tailored to specific user needs. Soft processors can be optimized for a...

▷ Enhancing Energy Efficiency with Learning-based Consumption Prediction

  ✅  Keywords : ➡️ #EnergyConsumptionPrediction #Energy #ESP32 #PZMT004 #OpenSource #OpenHardware #RegressionLearner #SustainableEnergyInformation #DataCenter  #NodeRed #EmbeddedSystems #MIcrocontroller #Phyton #MQTT #MySQL #Telegram ✅ Introduction: In this edition, we explore a groundbreaking research study titled "Learning-based Energy Consumption Prediction" conducted by our team of experts. We delve into the challenges posed by the increasing influx of data into cloud-fog infrastructures and the pressing need for sustainable energy consumption management. Our researchers have developed an energy consumption prediction model, focusing on hardware design, data pre-processing, and machine learning techniques. Join us on this journey as we discuss the methodology, findings, and future prospects of this pioneering study. ✅ Content: In our study, titled "Learning-based Energy Consumption Prediction," we address the critical issue of managing energy consumption in ...

▷ USRP USB Software-Defined Radio Platform

➡️  #USRP #SoftwareDefinedRadio #28GHz #DFRobot About this item RF Specifications: Channels: 1 TX, 1 RX; Frequency range: 70 MHz to 6 GHz; Instantaneous Bandwidth: Up to 56 MHz; IIP3 (at typical NF): -20 dBm; Power Output: >10 dBm; Receive Noise Figure: <8 dB Conversion Performance and Clocks: ADC Sample Rate (Max.): 61.44 MS/s; ADC Resolution: 12 bits; DAC Sample Rate (Max.): 61.44 MS/s; DAC Resolution: 12 bits; Host Sample Rate (16b): 61.44 MS/s; Frequency Accuracy: +/-2.0 ppm Environment: Operating Temp. Range: 0 - 45 °C USRP; Hardware Driver 3.9.2 (or later); GNU Radio Synchronization: 10 MHz clock reference; PPS time reference Power: USB Power 5V Product Description The USRP B205mini-i is a flexible and compact platform that is ideal for both hobbyist and OEM applications. It is designed by Ettus Research and provides a wide frequency range (70 MHz to 6 GHz) and a user-programmable, industrial-grade Xilinx Spartan-6 XC6SLX150 FPGA. The RF front end uses the Analog Device...

▷ What is the MQTT protocol?

➡️  #MQTT #IoT #SensorNetwork The  #MQTT  (Message Queuing Telemetry Transport) protocol is a lightweight communication protocol designed to facilitate communication between IoT (Internet of Things) devices. It was developed in 1999 by Andy Stanford-Clark and Arlen Nipper and has become one of the most widely used protocols in the IoT world. ➡️ How does MQTT work? MQTT works with a publish/subscribe model, in which devices connect to a centralized broker or server and send and receive messages. The protocol uses an asynchronous communication model, which means that devices can send messages at any time, without needing an immediate response. In addition, MQTT uses a "topics" model, which allows devices to publish and subscribe to messages related to a specific topic. For example, a device could publish messages related to the "temperature" topic, while another device could subscribe to that same topic to receive the messages. ➡️ What are the advantages of MQTT? MQTT...

▷ Advancements in Device-Free Indoor Localization Using Machine Learning and 28 GHz Band Technology

  ✅  Keywords : ➡️ #MillimeterWave #MMwave #28GHz #IndoorLocation #WirelessInSite #Remcom #Matlab #ML #MachineLearning #AI #ArtificialIntelligence #RegressionLearner #Classification ✅ Introduction: In this edition of our newsletter, we delve into groundbreaking research exploring the realms of device-free indoor localization techniques. Utilizing the power fluctuations in a communication link due to the presence of a human body, our researchers have employed advanced machine learning methods in the 28 GHz band. This innovative approach aims to redefine indoor positioning, offering unprecedented accuracy and efficiency. ✅ Content: In our quest to enhance indoor localization technology, our research team conducted comprehensive studies. Through meticulous simulations and experiments, we evaluated the potential of machine learning algorithms in the 28 GHz band, focusing on the effects of human presence within an enclosed space. 1. Database Construction and Simulati...

▷ SD3031 Precision #RTC Module for #Arduino

  ➡️  #RTC #Arduino #DFRobot About this item This real-time clock #RTC module uses the SD3031 chip, which has an integrated crystal oscillator and temperature compensator. This provides high-precision timing and stability. At a temperature of 25 °C, the accuracy is maintained at ±3.8ppm (±0.32832 seconds/day). The SD3031 can be powered by button-cell batteries. This allows for accurate timing even when the main power source is interrupted. The RTC keeps track of seconds, minutes, hours, days of the week, dates of the month, and months and years. It also automatically adjusts the date at the end of each month and includes leap year corrections. The SD3031 has a built-in 70-byte SRAM for low-power data storage. Please note that due to recent air cargo regulations, special items such as batteries, magnets, and liquids are strictly audited for air transport. As a result, the RTC module does not come with batteries. You will need to purchase them locally. The button cell model that...

▷ Gesture Recognition Touch Sensor

  ➡️  #GestureRecognition #TouchSensor #DFRobot About this item This sensor module integrates gesture recognition and touch detects functions in one piece, and provides an adjustable detection range within 0~30cm. When connected to your microcontroller, it can detect 5-way touch signal and 7 kinds of gestures: move left, move right, move forward, move backward, pull up, pull down, pull and remove. The sensor is equipped with the function of auto-sleep and wake up. The module comes with the gesture recognition algorithm and provides simple and reliable data output. Use the sensor to directly communicate with upper computer or micro-controllers like Arduino and Raspberry Pi via serial port. The onboard 5-way touch pad on the sensor can be directly used to detect touch, or you can extend the touch pad with wires to make it perfectly fit in your application. The outer shield for the sensor retains the advantages of Gravity series as well as makes the sensor more durable. This sens...

▷ Indoor Hydroponics Growing System

  ➡️  #Hydroponics #GrowingSystem About this item 【High-performance pro-grow light】The inBloom indoor herb garden’s LED lights are made up of 76 24 watt LED bulbs that function for 16 hours then sleep for 8 hours before turning on again in 24-hour cycles. The indoor herb garden lamp has perfectly tuned red and blue light and comes with far-reaching red light, causing plants to grow five times faster than an outdoor garden. Plants growing through our hydroponic growing system can produce healthy plants with strong roots and dark green leaves. 【Smart Hydroponics Growing System】Our smart hydroponics growing system make managing your plants easy - the low water level alarm alerts you when water level dips below 700ml ensuring your plants always stay hydrated, and the indoor herb garden LED lamp timer allows you to one-click turn off the lamp before bed. It turns on automatically after 10 hours so you can rest easy. 【Scientific Design】Our hydroponic growing system has a 4.2-liter w...