scholarly journals PENGENDALIAN PERANGKAT ELEKTRONIK BERBASIS MIKROKONTROLLER DENGAN ANDROID

2021 ◽  
Vol 16 (2) ◽  
pp. 101
Author(s):  
Fanni Sukma ◽  
Dwiny Meidelfi ◽  
Ronal Hadi ◽  
Heru Samudera

The very rapid development of technology and the high level of human innovation have made the emergence of increasingly sophisticated technological products, one of which is the MCU node, a microcontroller system that has been integrated with various electronic modules and by using the C++ programming language, the automatic smart home control system, is one of the technological advances in the field of mechanics and electronics, both digital and analog, by integrating a smartphone as a remote to turn on and turn off certain electrical equipment using the MCU node as the main control and a link between smartphones. Remote application smart home as a media user interface for giving commands via the smartphone which will be executed by the MCU node and then the relay which will execute the electrical equipment installed at home

2021 ◽  
Vol 20 (1) ◽  
pp. 9-14
Author(s):  
Sabur Alim ◽  
Theophilus Eseyin

Biometric recognition is a means of identification in which natural human endowment is used. Fingerprint, Iris, Face, DNA are examples of biometrics. Algorithms have been developed to recognize and identify each natural human endowment which in turn can be used to identify every human being. The aim of this study is to develop a safe which can only be accessed using Fingerprint with vibration sensor thereby improving the safety and security of traditional locks using key and padlock. This system ensures that only users whose fingerprint has been enrolled on the fingerprint sensor memory can access the Safe. Fingerprint Biometric among other biometrics can deliver high level of security which eradicates the need to remember PINs, passwords or the necessity of carrying keys/cards and identity proof. The system makes use of an Arduino UNO microcontroller which controls and connect the necessary hardware required for locking and unlocking the safe. The program running on the microcontroller was developed using Arduino Integrated Development Environment (IDE) with C programming language. The range of functionality of the system is wide, it is implemented with low cost hardware, simple user interface, high security reliability and theft alert are some of the major advantages of this project. It is intended that the fingerprint lock safe shall eventually replace the manual traditional methods used for personal safe keeping of properties that is common in Nigeria and hence provide practicable way for a better security.


2012 ◽  
Vol 9 (3) ◽  
pp. 1187-1202
Author(s):  
Zalán Szűgyi ◽  
Márk Török ◽  
Norbert Pataki ◽  
Tamás Kozsik

Nowadays, one of the most important challenges in programming is the efficient usage of multicore processors. All modern programming languages support multicore programming at native or library level. C++11, the next standard of the C++ programming language, also supports multithreading at a low level. In this paper we argue for some extensions of the C++ Standard Template Library based on the features of C++11. These extensions enhance the standard library to be more powerful in the multicore realm. Our approach is based on functors and lambda expressions, which are major extensions in the language. We contribute three case studies: how to efficiently compose functors in pipelines, how to evaluate boolean operators in parallel, and how to efficiently accumulate over associative functors.


2015 ◽  
Vol 738-739 ◽  
pp. 233-237 ◽  
Author(s):  
Jun Zhu ◽  
Xiao Jia ◽  
Xiao Qing Mei

A set of smart home control system based on Internet of Things is proposed due to the rapid development of smart home. This paper designs a system platform which people can use to make a remote query and control the home applications. Constrained Application Protocol is utilized in the communication between terminal devices which have limited memory and low calculation efficiency. The system has the characteristics of smart sensor, reliable transmission and intelligent processing. With the devices connected to the Internet, the results show that the system runs steadily so that it can provide the basis for further research of smart home.


2012 ◽  
Vol 468-471 ◽  
pp. 60-63
Author(s):  
Xiao Fan Wu ◽  
Jia Jun Bu ◽  
Chun Chen

Due to the rapid development of Internet of Things (IoT), kinds of sensor nodes have been introduced to the different applications. Because of the variety of MCUs, sensors and radio modules, it’s challenging to reuse the device drivers between different sensor node platforms. To address this issue, a reusable device driver framework is proposed in this paper. Comparing with existed work, our framework is flexible, efficient, and easy to learn. The flexibility is achieved by layered encapsulation, which decouples the device driver with the sensor node operating system kernel. Our framework gives the reusability at the source code level, so it’s efficient. At the end, our framework is implemented in C programming language, which is the most common tool adopted by embedded system developing. This framework has applied to SenSpire OS, a micro-kernel real-time operating system for IoT sensor nodes.


2020 ◽  
Vol 5 (2) ◽  
pp. 122-132
Author(s):  
Khairil Anam

Control of electrical equipment using this mobile phone is a tool used by humans to make it easier to do work done over and over again, such as turning off / turning on the lights at a distance. This tool is made to make it easier for us to control the lights of the house, if left far away, the media used is a mobile phone by utilizing SMS facilities. This tool consists of one Arduino UNO for storing programming and as a system brain, SIM800L V2 for receiving and sending SMS to simcard numbers, Relay for turning off / on lights, 16x2 LCD to display predetermined words such as when sending SMS or when turning on the system, a piece of breadboard to connect some jumper cables to make it look neat, and the lights. This light control system will work according to a predetermined program, then this microcontroller will receive an SMS from the cellphone number used to control the system. In this study, the discussion is a house light control system with SMS gateway.


HortScience ◽  
1994 ◽  
Vol 29 (5) ◽  
pp. 521c-521
Author(s):  
Matthew Rogoyski ◽  
Alvan Gaus ◽  
Byron McNew ◽  
Israel Broner ◽  
Thomas Mourney

A simulator of a control system for evaporative cooling of crop canopies was developed. This development, prior to implementation of an irrigation/cooling system, allowed for experimentation before committing resources to the field system. The project provided insight into problems of modeling interaction between biological, mechanical, and digital systems and demonstrated how specialists from diverse areas can solve these problems. The object orientation methodology and the C++ programming language were tools for development of this simulator. A communication mechanism was devised to facilitate interactions between software entities representing both concrete and abstract objects corresponding to the problem domain. The object-oriented approach to the system development allowed for better communication between team members, irrespective of their background in software engineering. The modular and polymorphic nature of the object-oriented code made it possible to plan for code reuse in future projects. Simulator development using the object-oriented paradigm was found to be preferable over the procedural model used by team members in other projects in the past.


2021 ◽  
Vol 2 ◽  
pp. 52-62
Author(s):  
Igor Košťál ◽  
Martin Mišút

Almost every Android user application has some kind of user interface. Android programmers who create Xamarin.Forms applications and who uses the Microsoft Visual Studio development environment to do so can create user interfaces in the XAML (the Extensible Application Markup Language) or in the C# programming language. This paper deals with a comparison of creating this user interface by the first and the second way. We demonstrate the differences in the creation of Android application user interfaces in XAML and in C# by way of using two of our Android applications which were created by the Microsoft Visual Studio 2019 Enterprise, which work as text editors with the ability to store text to disc, and have user interfaces that are visually identical. However, the user interface of the first Android application was created in XAML with a C# support code, whereas the user interface of the second Android application was created entirely in C#. While comparing the source codes of the user interfaces of both these Android applications, we identify the advantages and disadvantages of both approaches to creating a user interface and we try to find out which of these approaches is better for maintaining and modifying user interfaces. In this study, we also contrast the processes of handling events of controls of a user interface created in the XAML code for the first Android application as well as that of the same user interface created in the C# code for the second Android application. Furthermore, we were interested in determining whether the different ways of creating user interfaces affected the execution time of basic operations that included disc files that were performed on the same data by both the applications. We assume that it does not fundamentally affect the execution time, and so, we performed an experiment to confirm or refute our assumption.


2015 ◽  
Vol 76 (12) ◽  
Author(s):  
K. Umapathy ◽  
V. Balaji ◽  
V. Duraisamy ◽  
S. S. Saravanakumar

In this paper presents the implementation of wavelet based medical image fusion on FPGA is performed using high level language C. The high- level instruction set of the image processor is based on the operation of image algebra like convolution, additive max-min, and multiplicative max-min. The above parameters are used to increase the speed. The FPGA based microprocessor is used to accelerate the extraction of texture features and high level C programming language is used for hardware design. This proposed hardware architecture reduces the hardware utilizations and best suitable for low power applications. The paper describes the programming interface of the user and outlines the approach for generating FPGA architectures dynamically for the image co-processor. It also presents sample implementation results (speed, area) for different neighborhood operations.


Rekayasa ◽  
2017 ◽  
Vol 10 (2) ◽  
pp. 116
Author(s):  
Ahmad Sahru Romoadhon ◽  
Devie Rosa Anamisa

<p>Smart home merupakan sebuah sistem berbantuan komputer yang akan memberikan segala kenyamanan, keselamatan, keamanan dan penghematan energi, yang berlangsung secara otomatis dan dapat deprogram melalui komputer yang diaplikasikan pada gedung atau tempat tinggal. Sistem yang diaplikasikan pada smart home dapat digunakan untuk menggendalikan semua perlengkapan dan peralatan di dalam rumah, mulai dari pengaturan tata lampu hingga pada berbagai alat-alat rumah tangga, dimana perintahnya dapat dilakukan dengan menggunakan smart phone dan dapat dikendalikan dari jarak jauh. Sistem pada smart home ini dikontrol oleh suatu mikrokontroler sebagai pusat kendali yang terhubung dengan perangkat untuk menyalakan lampu dan mengunci pintu, selain itu mikrokontroler ini terhubung dengan sensor –sensor yang berfungsi sebagai perangkat sehingga dapat menerima pesan yang dikirimkan android pemilik rumah yaitu dapat membuka dan menutup pintu secara otomatis, mengatur lampu dan alat-alat elektronik, mengawasi kondisi di dalam rumah dari jauh. Pada penelitian ini sistem dapat mengontrol peralatan listrik melalui android dengan baik sehingga dapat memberikan kemudahan dan kenyamanan pada pemilik rumah.</p><p>Kata Kunci: Smart Home dan Mikrokontroller.</p><p>Abstract: Smart home is a computer-aided system that will provide all the comfort, safety, security and energy savings, which take place automatically and programmed through the computer, on the building or residence. Smart home-based systems can be used to control almost all home appliances and equipment, from lighting arrangements to household appliances, which can be done using smart phones that can be controlled remotely. Smart home system is controlled by a microcontroller as a control center connected with the device to turn on the lights and lock the door, otherwise the microcontroller is connected to the sensor-sensor that functions as a device so as to receive messages sent android homeowners that can open and close doors automatically, arranging lights and electronic appliances, keeping watch on the conditions inside the house from afar. In this study the system can control electrical equipment through android well so as to provide convenience and comfort to homeowners.</p><p>Keywords : Smart Home and Microcontroller.</p>


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