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Resmana Lim
Program Studi Teknik Elektro

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Sistem Pendeteksi Kebakaran dengan Arduino pada Gudang Gideon Ekacipta Hutama; Agustinus Noertjahyana; Resmana Lim
Jurnal Infra Vol 9, No 2 (2021)
Publisher : Jurnal Infra

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Fire is undesirable but fire is unavoidable. Individually owned warehouses that are small to medium in size usually do not receive sufficient supervision. Therefore we need a smart system that can provide information to the owner about the state of the warehouse in real time so that the owner can receive notifications quickly in the event of a fire. Internet of Things as a platform where every tool is getting smarter, every process is smart, and communication is getting more informative every day. The Internet of Things through its development has provided us with many new technologies that enable tool-to-tool communication, as well as tool-to-human communication. From this technology allows us to create a suite of tools that function to monitor the warehouse for us and give us notifications in case of fire. From the tests conducted by the author, it can be seen that the level of smoke density that causes fires is around 5000PPM after being compared with similar products on the market. From the test it was also found that the average notification delay is 3.8 seconds which according to the ITU-TG.1010 standard is for delay (end to end <10s) so 3.8 is a good delay and meets these standards.
Pembuatan Sistem Rumah Pintar dengan Voice Assistant di Raspberry Pi Felix Hartono; Resmana Lim; Lily Puspa Dewi
Jurnal Infra Vol 8, No 1 (2020)
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At this day, the IoT (internet of Things) has been become a trend that keep going in the middle of society. The expansion of IoT that happen really fast open many potency from the previous technology never seen before, including smart home. Smart home is a bunch of sensors that connect with each other and can be controlled through the internet to watch the condition inside or outside home. The purpose of smart home is to elevate the quality of live for the owner of the house with connecting the sensors and other smart object that can be controlled and accessed through mobile device or computer.It is the same with voice assistant that now is in fast developing state. In everyday life, it is common for use to interract with one of many voice assistant that already exist like Alexa from Amazon, Siri from Apple, Google's Assistant from Google and many more. This system can control the house with 2 microcontroller, which is Raspberry Pi 3 and Wemos D1 mini ESP8266. Both of microcontroller can be controlled with voice command and through website. For controlling using the voice command can be used by saying words that contains keywords to run the command. The voice command can be done with 5 Meters range from microphone. The user can also say the words with uncorrect grammar or uncorrect words as long as those words has keywords to run the command, the command will be run. After that this system can controll the device that has IR Receiver with using IR LED and command that already been stored. As long as the device can connect with relay or has IR Receiver, then the device can be controll by the system or the user from anywhere.
Sistem Akses Kontrol Laboratorium Menggunakan Kartu Tanda Mahasiswa Alexander Prasetya Widodo; Resmana Lim; Lily Puspa Dewi
Jurnal Infra Vol 8, No 1 (2020)
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Attendance procces is a record of presence of student and teacher in a college courses. With this record of presence, the student can figure out how many courses he attented to. Combining technology and presence that currently use in laboratory, the goal is to elevate effectiveness in attendance procces in the laboratory and access to the laboratory and also to make student easier at attendance proccess and also minimalize the mistake that would be happen.Manually record the presence gradually left behind if the process isnt getting update soon. There by, the process need new technology that can make controlling and recording of laboratory use and can also be use to record the attendance for student that has course in that laboratory easier with usage of the device that called Radio Frequency Identification and Detection tag.This access control system of laboratory use Raspberry pi and have website. Access control system of laboratory connect directly with raspberry pi, magnetic door lock, and also rfid tag, making direct access control granted to people that had a right to use that laboratory with student idenfitication card.
Aplikasi Mobile Pengukuran Kwh Meter Rumah Tangga Menggunkan Arduino ESP8266 Edwin Surya Darmawan; Anita Nathania Purbowo; Resmana Lim
Jurnal Infra Vol 8, No 2 (2020)
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Technology progress is so fast that everyone is using computers all the time. Making it easier for users to do something. Thus encouraging people to combine hardware and software to help in technological progress. Nowdays many things need electricity so that without electricity humans can experience great difficulties. Example smartphone is the most widely used technology and has become a very important technology in human life. But if the smartphone battry runs out, the smartphone needs to be recharged.For this reason, one solution to this problem is the existence of an pplication that can monitor the use of electrical energy in order to help humans to control electricity usage, such as a notification when excessive amounts of electricity are detected.The test results show that the factors that influence the accuracy of the photodiode Light Sensor are the light around the sensor and the blinking speed of the kWh meter. The more light around the photodiode Light Sensor, the smaller of sensitivity of the sensor and the faster of the Led on the kWh meter allows for missed sensor readings when sending data.
Pendeteksi Volume Air pada Galon Berbasis Internet of Things dengan Menggunakan Arduino dan Android Denny Kuriando; Agustinus Noertjahyana; Resmana Lim
Jurnal Infra Vol 5, No 2 (2017)
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Internet of things has a concept that aims to expand the benefits connected in a continuous internet connection on an ongoing basis. The method used by Internet of Things is automatic control without distance. Implementation currently gallon control of water is still done by looking at the state of gallons and then gallons turn when the water in the gallon is already empty. With the internet of things can be implemented a water volume detector that can monitor the state of the gallon from a distance through a smartphone. To make the manufacture of water volume detection required tools such as water flow sensors, microcontroller or other tools that are then connected to the internet. For interaction relationship of water flow sensor, microcontroller, or other tool of help through internet used Android application. This Android application is used to facilitate users to access the internet anywhere. This Android application is made by using Android studio and microcontroller made with Arduino programming using C language. Microcontroller used is WeMos D1 R2 which has been contained ESP8266 in it.The result of this water volume detection development is the microcontroller can transmit sensor data to the Ubidots server so that the application can retrieve sensor data on the Ubidots server. Users can view the gallon state in real time and are also given a notification when the gallon water volume is below alert level. Users can also view reports of gallons per month.
Pemetaan Penyebaran Tingkat Kepatuhan Masyarakat dalam Menggunakan Masker di Pasar Tradisional Kota Surabaya dengan Metode Hot Spot Analysis (Getis-Ord Gi*) Stefanus Benhard; Silvia Rostianingsih; Resmana Lim
Jurnal Infra Vol 9, No 2 (2021)
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According to a study conducted to see the level of effectiveness for using masks in case study by [1]), explains that if the use of masks has a positive impact on resulting transmission. Research conducted invloving cloth masks, surgical masks and Filtering Face Piece 2 (FFFP2) masks, with output results that the three types of masks show stable resuts to protect all the time and doesn’t depend on persons activities. At this moment, CoronaVirus Disease 2019 (COVID-19) is one of the disease that causes global pandemic and creates several new clusters, especially traditional market clusters. Traditional market is one of the driving wheels that can pursue society economy. In that case, there needs to be serious attention in taking self care by using protective equipment at least a mask. This mapping of the distribution level people for using masks combines many aspect such as map visualization, website information system and image processing for masks detection. The use of image processing plays an important role in the mapping system, that’s because the processing of manually counting people who are not using masks will take a lot of labor in its implementation. Image processing used is face mask detector and people counter with 82% average accuracy at the implementation process. The hot spot analysis mapping method cannot be used in static data types such as traditional market, because it will gave the same result in the same density of market location from day to day. The most exact method for the data type that compares the values of not using mask to the entire traditional market is Inverse Distance Weighted (IDW) Interpolated Method. Testing results using the new method show that there is a change for highest or lowest not using masks by people at the traditional market. This method only calculates the value and not calculate distance between each market.
Sistem Monitoring Konsumsi Air Multi-Tenant Menggunakan Arduino dan Mobile Apps Paskah Abraham; Djoni Haryadi Setiabudi; Resmana Lim
Jurnal Infra Vol 7, No 2 (2019)
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Abstract

The manual water meter inspection procedure that is still being implemented to date has several disadvantages, one of which is error or fraud, both from the inspector (PDAM), and the water meter user who can manipulate the water meter. This is what triggers the creation of an Android-based mobile application equipped with Arduino and its components to be able to monitor water meters, which reflects the amount of water usage. Arduino devices and TCRT5000 sensors are installed on Itron Cyble water meters. The TCRT5000 sensor will work to calculate the number of rounds of measuring needles on the Itron Cyble water meter, and the calculation results from the sensors will be forwarded to the mobile application via the internet network. From the use of the application, the results can be shown the total water consumption of each water meter (multi-tenant) with the form of graph data presentation, and real-time on the mobile application. So, monitoring water consumption can be done through a mobile application.
Pencatatan Skor Pertandingan Bulutangkis Menggunakan Arduino yang Dapat Dipantau via Aplikasi Gerry Eka; Agustinus Noertjahyana; Resmana Lim
Jurnal Infra Vol 8, No 1 (2020)
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The recording of scores in badminton is important in a badminton match. With the score records, the players, referees and spectators can easily know the score of the match both ongoing and completed matches. So far, score records in badminton matches usually uses a manual scoreboard that needs to be written or used manually. Therefore, another alternative is needed to facilitate the recording of scores in badminton matches.In this thesis a badminton match score recording system will be made using Arduino technology which is connected to an application that can help players, referees and spectators to be able to find out the match scores.The final result of this thesis is a tool that has been designed and an application to facilitate players, referees and spectators in a badminton match to find out the match scores.
Sistem Pengaturan Suhu Dan Kelembaban Kandang Ayam Menggunakan Arduino Dan Website Bagus Dwi Maulana; Djoni Haryadi Setiabudi; Resmana Lim
Jurnal Infra Vol 8, No 2 (2020)
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Chicken raising is one activity that is still widely carried out by people who want to do business in the field of chicken farming, especially in Indonesia because the average human consumes chicken meat almost every day. Broiler breeders in Indonesia generally use the type of open cages and still use manual methods in the process of raising livestock such as in regulating the temperature of chicken coops. To help and support farmers in the field of maintenance, temperature and humidity regulators are made in the broiler chicken coop automaticallyChicken coops installed system Arduino WeMos D1 R2 and sensors DHT 22 which will show the current temperature and humidity figures and data obtained from the sensor will be sent with WiFi connectivity contained in the microcontroller to the database. This communication will trigger data exchange in real-time between the website and the chicken coop.Based on the results of tests that have been done, the DHT 22 sensor is able to read the situation in the chicken coop by staying in the user's point settings. Users can set point on the website as needed. Websites and devices can be integrated into a WiFi network and store in a database.