Tutorial on Bluetooth module HC05 with Arduino | Voice commands

In this tutorial, you will learn how to control LEDs with the help of Voice commands. For that we are going to use an Arduino board, Bluetooth module HC05 & an Android !

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Link for Code :-

Control LEDs with Voice Command | Arduino-Bluetooth module tutorial

AMR Voice/BT Voice Control app link :-

Link for Code of ordinary LED :-

Control LEDs with Voice Command | Arduino-Bluetooth module tutorial

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Tutorial on Bluetooth sensor HC-05 with Arduino | Connections & Coding

This video tells you how you can control LED or any other stuff with the help of an Arduino board, a bluetooth module/sensor & an Android/smartphone !

Code available here :-

Control LEDs with your Android | Arduino-Bluetooth module tutorial

BlueControl app link :-

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Lakka: A RetroPie Alternative for your Raspberry Pi, ODroid or other similar system.

Lakka: A RetroPie Alternative for your Raspberry Pi, ODroid other similar system.

Lakka is a Retro Gaming Linux distribution similar to RetroPie, Recal Box and other gaming focused distributions. It is available for a wide variety of devices, and you can find if your device is supported by visiting this link: http://www.lakka.tv/get/

I am really liking what Lakka has to offer, and although it is still in development, could turn out to be the main gaming distribution that lives on my Pi or ODroid. I wanted to highlight it to you guys, so you are also aware of the options available to you in this space right now.

Will I upgrade now? No, it still needs a lot of work but if you are curious like me, it does do a lot of what it is supposed too, just not with the polish of RetroPie right now.

It has support for a variety of systems using the LibRetro ecosystem, and one benefit or detriment of this is that you don’t have to worry about different emulator choices like we do in RetroPie. I personally like having the multiple options, but I know a lot of people don’t.

I am very interested to see where this goes, so keep an eye out for it in the future, and I will definitely be showcasing it more as it evolves.


7 Raspberry Pi Alternative options Rather Than Asus Tinker Board: Faster, Cheaper, Great

Raspberry Pi, the bank card-sized computer and the pride of the English persons, has a powerful contender originating from one more coast – the pride of the Taiwanese persons, Tinker Board. While it has equivalent enhancements at the side of Raspberry Pi, it will be introduced with a lot better specs but at a much cheaper price as compared to Pi. Then again, the Tinker Board is not the only challenger for the most desired small computer among fans; turns out, you’ll discover at a minimum 7 more.

More affordable Or Faster Alternative Options To Raspberry Pi

Raspberry Pi is the typical go-to single board computer for entertaining programming and practical projects. However , well before acquiring one, it is really high-time to consider its competitors, which are speedier, stronger, or even just more cost-effective, ZD Net declared.

VoCore 2. It is the new version of Linux and it is open-source. It also charges only $15 and is perfect for projects like making personalized router or IoT.

VoCore2: $4 Coin-sized Linux Computer or A Micro Router on Sterroids https://www.youtube.com/watch?v=60ho8kYYFf0

C.H.I.P. additionally it is quite bargain at $9 per piece. This is the proof of how good value computing has become. It offers 1.0GHz CPU, 512MB RAM, 4GB Space for storing, and has inbuilt Bluetooth and Wi-fi.

$9 CHIP Computer Review: https://www.youtube.com/watch?v=px2RggaRX4U

Banana Pi M3. It provides 2GB of RAM and comes with Octa-core CPU. It can uses a selection of other OS including Ubuntu, Android OS, Raspbian, and even more.

Banana Pi M3 Review: https://www.youtube.com/watch?v=foxnnQT58FE

Parallella. It’s another visa card-sized computer but is founded on Adapteva’s Epiphany multiple-core chips. It can be employed three-ways: a separate computer, a element in a parallel server cluster, or as being an embedded device.

Parallella For Starters: https://www.youtube.com/watch?v=vV9fcqUUe1Y

PixelPro. This features the Freescale i.MX6Q Soc Quad Core ARM Cortex-A9 that runs up to 1GHz. It’s rather efficient at running multimedia applications of very rich quality on account of the 2GB 64-bit DDR3 RAM baked into it. It’s on sale at $129.95 per piece but you will obtain a lot of power for what you are covering.

4 Micro Single-Board Computers: https://www.youtube.com/watch?v=peQunEzu7Z0

Udoo Quad. This $135 PCBA board can run both Android and Linux. It also features the same quad-core as Pixel Pro but it is really more and is higher in price too. On the other hand, it will be worth each and every penny due to the power it has inside.

Arduino INDUSTRIAL 101. This is a $40 PCBA board which can be used either for industrial or commercial. It runs on Atheros AR9331 processor chip and includes 64MB of RAM.

Arduino 101 Explained: https://www.youtube.com/watch?v=shd6kqnykN8

The Ability Of The Tinker Board

The Tinker Board has specs that put it eyeball to eyeball versus the reigning Raspberry Pi, The Verge declared. It comes with a quad-core 1.8GHz ARM Cortex-A17 CPU and 2GB LPDDR3 RAM. It also comes with four USB 2.0 ports and it provides support for gigabit LAN as well as Bluetooth 4.0.

More so, the Tinker Board comes with 3.5mm audio jack, microSD slot, together with a Micro USB for power supply. It can also be swapped with the 802.11 b/g/n Wi-Fi antennas and it has an HDMI 2.0 port with support for 4K video.

However , in spite of the 4K support, the Tinker Board cannot support 4K Netflix streaming, therefore it’s actually not a good choice for those individuals who are endeavoring to construct their very own media center. Still, it offers end users an improved 3D performance and has the ability to quickly deal with H.264 or H.265 encoded data files.

The Circuit Cards of the Future

The Circuit Cards of the Future

Complexness and down-sizing have massively influenced computing these past years. It’s pretty much difficult to conceive of a time when computers one time took up complete spaces. Recent PCs can eat up no more space than the palm of a hand. But it had been debated that electronic circuit board and circuit card designers would have problems compacting their components.


Just how have they managed to get things so little? Is smaller continue to the way of the long term?

More intelligent and More compact circuit card Design

A large number of electronic circuit board designers still consider that smaller sized is the way of the long term. But how is this achieved? Increasing numbers of parts are crammed into more compact sizes, that has been done mainly caused by Three-dimensional printing pros and wise PCB board design programs.

Though you will find some costs to higher density, positive aspects as well make themselves very clear, which include a lot better clock rates and in some cases higher currents. More compact gadgets serving higher currents often drive designers to think about creative methods, including aluminium cladding or the employment of ceramics. However that triggers an compelling sensation: designers behaving similar to engineers- and the other way round.

Board layout and routing was previously a comparatively simple job, where there were fewer prompt concerns aside from placement for PCB designers. As an example, more compact components and better clock rates get more heat, which require special mounting at the board-level. More and more, board designers have to artistically problem-solve for the hardware which they design to improve the end product’s excellence.

More Information, More rapidly

Most circuit card designers have to be remarkably organized to cope with all the components usually set on a single board. In actual fact, numerous hundreds (or thousands) of components need to be on an assembly these days that the job can be totally too much to handle. Therefore, some have thought about the worth of information pulls at the board level.

electronic circuit board design software aid abate the increasing complication of modern electronic circuit board, and automated manufacture processes in addition have grown to make available more stability and formation of a unified data device.

Designing for Different Capabilities
A handful of designers, encouraged by space or cost, will probably design sensors right onto their electronic circuit board. The demand to create and scale complicated component shapes has established an environment where many designers are endeavoring to include various capabilities. There is a unity taking place in the industry.

And it’s not just happening at the design level. System platforms are more and more under scrutiny, with many different makers and designers comparing FPGA options to established micro-processor stock, thinking about essential periphery chips. Programmable options are turning into the bread-and-butter of designing for PCB. The reality that their use was previously exclusively the grasp of professionals is hardly surprising. The technology boom has established a workforce anticipating innovation.

Testing Continue to Defeats Theory

But with as a lot of developments are already done in the field, prototyping test samples still is a problem. And it’s not going to be one to subside shortly. However , this, additionally, is becoming the area of designers because they obtain more access to 3-d printing systems and the capability to fabricate prototypes in-house with no waiting for a maker. The fact is, many of the most famous PCB design program suites allow users to download their design files in 3D printing data formats.

What Will the Future Look Like?
With boards growing to be ever-smaller, the traditional computers are likely on their way out: once and for all. For many, the smart dataphone is necessary more often than a traditional computer, and it’s simply a matter of time period before small-scale, sleek options are merely the staple. and that’s only some: convergence will help enterprising designers integrate more into machines, from touch interfaces to a whole lot more beautiful practical revolutions.