This is the final part of the series. In Part I, we talked about the basics which continued to Part II. Part III had a working code non-specific to any particular device. Part IV had a partially working code specific to a particular device. circuitdigest.com's code (in Part IV) was not working with Samsung Galaxy Watch LTE. Samsung's smartwatches shutdown both BLE and traditional … [Read more...]
Galaxy Watch LTE Versus Active 2 LTE
They are not comparable as watches. They can be compared only for the specification part. These two watches are different for their look, not exactly they are too different from the specification point of view. May be, Samsung wanted two watches, one with a masculine sports design and another with a normal watch look. Over 5 years, smartwatches evolved in design and in the functionalities they … [Read more...]
Samsung Smartwatch as Proximity Switch : Part III
Instead of publishing a single article on a complex matter, we split into parts. This methodology makes the thing boring to the initial readers but in the long term, the readers can browse our website and fix themselves. In the previous two parts of this topic (here is part I and here is part II), we created the base with theory and practical so that even an unused reader does not get confused or … [Read more...]
What is GATT (Generic Attribute Profile) of Bluetooth LE?
Our goal is to make our developer readers aware of GATT. Previously, we have discussed about Bluetooth, iBeacon and some theories on Internet of Things (IoT) such as Communication Standards for Wearable Computing, Influence of the Internet of Things (IoT) on Retail which eventually talked around the topic Bluetooth LE. "GATT Services are collections of characteristics and relationships to … [Read more...]
Send-Receive Message on PC Over Bluetooth From ESP32 Arduino
This guide intended to be for somewhat advanced users of Arduino and Windows 10. We are using ESP32 setup with Arduino IDE in this mentioned way. We need PuTTY as extra software. Unfortunately, ESP32 with Arduino libraries and Windows 10 is far from being perfect. The original target of this guide is to complete these steps : ESP32 will remain connected with the Windows 10 PC via USB for … [Read more...]
Connect ESP32 Arduino With a Samsung Smart Watch
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...]
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