The ESP32 we commonly use in electronics development as an upgrade to the official Arduino boards was discovered in September to have four different WiFi vulnerabilities for the whole ESP SoC family (not exclusively ESP32). Espressif has already patched around most of the vulnerabilities. It is practical to know minimum details of the exploits at least to upgrade the firmware to the latest … [Read more...]
Hardware
Detailed article on computer hardware parts like RAM, Motherboard, Processor, Graphics card. Hardware also covers topics on hardware of Server, Single Board Computers like Raspberry Pi to Libre Hardware Projects.
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...]
Connect Galaxy Watch to Tizen Studio & Galaxy Watch Designer
First, we should learn how to connect Samsung Galaxy Watch with Tizen Studio & Galaxy Watch Designer. Later we can develop & run our apps. The documentations written by Samsung is not just bad but also not just easy to understand and do. At worst, the software and firmware have bugs. After reading this guide, your watch development projects will become smooth like working with Arduino … [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...]
Samsung Galaxy Watch LTE Review
This watch is quite different as it contains the circuit for having a SIM. That makes it an independent device like a standalone smartphone. You can make calls, receive calls, use data services without Bluetooth or WiFi connection with the smartphone. It is a master on a network, not a slave. It is capable to use NTP like ESP32 Arduino or smartphones with data connection or computers with active … [Read more...]
Samsung A50s : Hidden & Less Known Features
Previously we published a review on Samsung A50s. A50s Has a Good Number of Hidden Features Among the Available Smartphones. I am using a Samsung S10 and this A50s (as an upgrade to J7 Max) among the latest sets. S10 costs so higher for official support of VR, DEX, the display, wireless charging, more features of USB-C, 8GB RAM and so on. Many difference exists between S10 and A50s. But I can say … [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...]
Latest Smartwatch Technologies : Part I
Smartwatches are a type of wearable tightly related to Internet of Things. The present form of the smartwatch is hardly 6 years old with some of the smartphone-like abilities and some special ability. The most important part of a smartphone is its display. Most of the future buyers of smartphones have some common questions. Mechanical watches and the hybrid luxurious watches have the resell value … [Read more...]
How to Connect Two Android Phones With USB Cable
Through our some recent articles we published a review of Samsung A50s and discussed about USB Type C. Samsung A50s is kind of starting range of Samsung premium devices - you'll get more options after connecting two Note 10 (both devices support pen and touch with palm rejection). Commonly, most of the entry grade to mid-range smartphones have micro USB, not USB Type C connector. USB OTG works in … [Read more...]
Drawing Tablet & Pen For Android Smartphones
Samsung Note and Apple iPads are not affordable to many of the users. Affording Samsung Note is not like buying a computer. Smartphones are not upgradable unlike desktop or even the laptops. 5G smartphones are going to be norm within the next 2 years. In this scenario, we need something which works with the common drawing applications of Android, like Adobe Photoshop. Luckily, few drawing tablets … [Read more...]
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