Not only the general customers, the corporate customers in some segment not happy with cloud software. Several surveys revealing that the price policy and the license models are in the criticism. More and more are thinking about switching their software suppliers. Most of the studies on average, the surveyed companies are used wit both the license agreements with on-premise service providers and … [Read more...]
Hirose U.FL Connector and Antenna for Wi-Fi (Pi Zero, ESP32)
Hirose U.FL connector and antenna required for Wi-Fi in some models of Pi Zero, ESP32. U.FL/IPX connector commonly used on PCB of everyday electronics. U.FL/IPX to SMA adapters sold in the market. Often, the name of the unit not known to many of the makers. Hirose Electric Company Limited is a Japanese electronics company specializing in the manufacturing of electric connectors, flexible … [Read more...]
What is Mobile Cloud Storage?
The cloud storage has the advantage of pay for use and also it offers elastic scalability. There are challenges of mobile devices like limited bandwidth, limited computing power, and also limited storage (for backup) which has led the manufacturers and service providers to develop some value-added mobile cloud storage services. Mobile cloud storage is a storage service which is accessible … [Read more...]
Apache Projects for Big Data Analysis in IoT
Big data analytics is emerging as a key IoT initiative. One of the most important features of IoT is its analysis of information about connected things. Big data analytics in IoT demands to process a huge amount of data and store the data in the storage. Sensors send gigabytes of data in an hour. The real challenge is to store, manage and derive value from these sensors data. Big data technologies … [Read more...]
ESP32 Arduino Built-in Hall Sensor Code & Theory
ESP32 has a Hall Effect Sensor near pin 22, just below and middle of the inscription "ESP32-WROOM-32", inside the metal cover. Hall effect sensors measure the magnitude of a magnetic field as output voltage. Hall effect sensors are used for proximity sensing, positioning, speed detection, and current sensing applications. Hall sensor when combined with threshold detectors act as a switch. That is … [Read more...]
Visual Paradigm : A Tool to Create Illustration of Different Things
Visual Paradigm is a Nice Tool to Create Illustration of Different Things With Free Tier of Usage. You can create infographics, circuit diagram, flow charts, data visualization. Officially, it is an UML (Unified Modeling Language) CASE (Computer-aided software engineering) tool supporting UML 2, SysML and Business Process Modeling Notation (BPMN). There are several other such software, some of … [Read more...]
What Are the Available Cloud Computing Certifications?
Certification required for various purposes by diverse type of peoples. Not all the from IT background, just like with any technical works. Professionals with good cloud computing skills are in demand and a higher range of companies are now struggling to find the qualified employees. IT professionals with strong cloud computing skills will continue to be in high demand due to the rapid expansion … [Read more...]
How to Invert Signal for Arduino (HIGH to LOW or the Reverse)
Such need is common when then need interfacing for IoT with household gadgets. Here is How to Invert Signal for Arduino (HIGH to LOW or the Reverse). One way is using some kind of relay module, which we described in our guide to interface with doorbell. This is normally a problem with devices that are active LOW. Since most devices are active HIGH, meaning they are triggered by a HIGH voltage, … [Read more...]
What is Zigbee? What Are the Differences Between LoRa and Zigbee
What is Zigbee? ZigBee is a personal-area network standard. ZigBee specification considered as an alternative to Wi-Fi and Bluetooth for some applications. Unlike LoRa and Wi-Fi, multiple central controllers can be used for Zigbee. Zigbee is the name of the specification of a set of high-level wireless communication protocols for use with low-power digital broadcasting, based on the IEEE 802.15.4 … [Read more...]
How to Interface/Connect Doorbell Switch with Arduino ESP32 Pushbutton
We have different types of doorbell projects such as Arduino doorbell with 3 LEDs, ESP32 Arduino which sends push notification on button press. We Need to Connect Our Electric or Battery Operated Doorbell With the Project to Make it Functional. Here is How to Interface/Connect Doorbell Switch with Arduino ESP32 Pushbutton. Commonly projects all over the internet ends describing from sending … [Read more...]