We can create an ESP32 Web Server, connect & control LED from watch browser. Although it sounds too complicated work, it is easy. If we can connect an ESP32 Arduino with a Samsung Smart Watch and control it, then we can add various DIY peripherals with sensors such as DHT11/22. Obviously we can make it more complex by adding IoT services such as from IBM Watson IoT, like we can extend the AC … [Read more...]
Samsung Galaxy Watch PSD Template
To use the files included in this guide, one should learn how to connect Samsung Galaxy Watch with Galaxy Watch Designer. As prerequisites, we need a laptop (or any computer) which has Wi-Fi, JDK 8 installed and configured, Google Chrome browser, Tizen Studio & Galaxy Watch Designer installed. The Tizen Studio IDE total installation will be of around 5 GB. For using these files, only the … [Read more...]
How to Create Watch Face Using Galaxy Watch Designer
The unique feature of the smartwatches is the capability to use different watch faces. We are using Samsung Galaxy Watch LTE for testing our designing and development. There are mainly three tools to convert your art created on vector tools like Adobe Illustrator and general-purpose tool Adobe Photoshop. Facer like two third party platform has paid tools to do the job. However, Samsung Galaxy … [Read more...]
Latest Smartwatch Technologies : Part II
In the first part of the series on the latest smartwatch technologies, we divided the smartphones in to three categories - (i) cheap (ii) mainstream (companion of a smartphone) and (iii) luxurious watches. That part mostly discussed the hardware features touching the presently available high-end chipsets. In this second part of the series, we will focus on the luxurious smartwatches. For obvious … [Read more...]
Difference Between a USB Type-C and a Micro-USB Connector
USB-C Connector (USB Type-C is the official name) Increasingly Being Used in Modern Smartphones and Other Computing Devices. USB-C is not like the classic USB connectors (including the microUSB and MiniUSB connectors). USB came as a replacement for the large connectors to replace the serial ports, parallel ports, the port for PC mouse and keyboards. USB Type B was designed for the larger, … [Read more...]
Review of Samsung A50s Smartphone With Optimization Tips
After J7 Max, it is a good set from Samsung thinking their rule of hefty pricing. It records 4K/UHD video, has an on-screen ultrasonic fingerprint sensor, the screen is beautiful, it has Dolby Atmos. Samsung Galaxy A50s is not powered by a Snapdragon processor. What it offers is a good-enough performance with modern sensor and display for everyday use. Smartphones for regular may get lost or … [Read more...]
Raspberry Pi Zero For Low Cost IoT Projects
There is nothing to disagree with the advantages and low cost of microcontrollers such as ESP32. But, by design ESP32 can not perform complex computing works. Adafruit's CircuitPython and MicroPython are good way to work with Python on microcontroller. But, there are many use-cases where using MicroPython/CircuitPython pushes to the limit. Cost of boards from Adafruit and Arduino are not cheap … [Read more...]
Raspberry Pi 3 Vs Raspberry Pi 4 For Dev Works
Raspberry Pi 4 released just a few months back from today. Raspberry Pi 3B+ has not become obsolete. It will be supported for the projects which work well with it. Unless you need the extra RAM for a project, getting a new board will invite to buy or 3D print an enclosure. The port layout of Raspberry Pi 3B+ is different than Pi 4. The more bad news is that - Pi4 gets hotter. Does it play 4K … [Read more...]
Control Multiple AC Appliances With One ESP32 Arduino
The result of this guide will be a local control panel with ESP32, pushbuttons, LED indicators, relays which can control the connected AC appliances by the simple pushbutton press. When connected to Wi-Fi, it will be able to control the thing over the internet with simple HTTP cURL commands. This guide and code can be used for home automation or creating smart power outlet. Single relay version of … [Read more...]
Influence of the Internet of Things (IoT) on Retail : Part III
This is the third article of this series. In the second part of the article on Influence of the Internet of Things on Retail, we have discussed some of use-cases. In this part, we will discuss the rest of the use-cases i.e. Logistics and Online trading. In addition to the actual sale, the processes in the supply chain offer a high potential for optimization. In particular, in the areas of … [Read more...]
Influence of the Internet of Things (IoT) on Retail : Part I
The Internet of Things (IoT) is evolutionary rather than revolutionary development that will continue to evolve rapidly over the next few years. Apart from the present series, we have Internet of Things in the Smart Home and Wearables and Internet of Things for the readers. The beginning of this evolution by Internet of Things (IoT) dates back to the sixties. At the beginning of the nineties, … [Read more...]
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