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The Influence of Student Stress Levels and Student’s Mobile Technology Acceptance Levels on Student’s Academic Performance Buditjahjanto, I.G.P. Asto; Rochmawati, Naim; Diptya Widayaka, Parama; Arwin Dermawan, Dodik; Indah Trisanti, Rosalia; Wildan Habibi, Mohammad
International Journal of Educational Management and Innovation Vol. 5 No. 3 (2024)
Publisher : Universitas Ahmad Dahlan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12928/ijemi.v5i3.9169

Abstract

One way to measure education quality is to evaluate students' learning outcomes. Therefore, this study aims to determine the effect of student stress levels and mobile technology acceptance levels on their learning outcomes. This research method used two methods, namely the Chi-Square method and the correlation method. The Chi-Square method tests the following hypotheses: (a) is there a significant effect between student stress levels and their learning outcomes? (b) is there a significant effect between students' mobile technology acceptance level and learning outcomes? Meanwhile, the correlation method used to test the hypothesis is as follows: (c) is there a significant correlation between the stress level of students and their learning outcomes? Moreover, (d) Is there a significant correlation between students' mobile technology acceptance level and learning outcomes? The Chi-Square results for testing hypothesis (a) show that there is a significant influence between the stress level of students and student academic performance. The Chi-Square results for testing hypothesis (b) show no significant effect between the level of mobile technology acceptance and student academic performance. The correlation result for testing hypothesis (c) shows a significant negative correlation between student stress levels and academic performance. The correlation result for testing hypothesis (d) shows a significant positive correlation between the mobile technology acceptance level and students' academic performance
Design of Semarang Denok Dance Robot Arm Movement Using STM32F103C8T6 Microcontroller Hirkham Prayoga; Parama Diptya Widayaka
INAJEEE (Indonesian Journal of Electrical and Electronics Engineering) Vol. 8 No. 1 (2025)
Publisher : Department of Electrical Engineering, Faculty of Engineering, Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/inajeee.v8n1.p47-51

Abstract

Research and development of human robots continues to progress in Indonesia, one of which is through the Indonesian Robot Competition (KRI) organized by the Indonesian Talent Development Agency (BPTI) at the National Development Agency (Puspresnas) under the Ministry of Education, Culture, Research and Technology in the Republic of Indonesia. This event consists of several parts, including the Indonesian Robot Dance Competition (KRSTI). This study aims to design and implement a robotic arm movement system that is able to imitate the Denok dance movements, a typical Semarang dance, using the STM32F103C8T6 microcontroller. This project integrates robotics technology with local cultural arts as an effort to preserve culture through technological innovation. The system is designed using an XL-320 servo motor to produce precise movements that resemble human movements, while the STM32F103C8T6 microcontroller is used as the main control brain. The test results show that the robotic arm successfully imitates dance movements with a high level of precision and good synchronization. This study is expected to be the first step in the development of cultural arts-based robotics and encourage new innovations in preserving local culture. Keywords: Robotics, Denok dance, STM32F103C8T6, cultural preservation, robot technology.
PENGABDIAN KEPADA MASYARAKAT PELATIHAN PENULISAN KARYA ILMIAH BEREPUTASI BAGI GURU DI SMK NEGERI 2 BANGKALAN Parama Diptya Widayaka; Anifah, Lilik; Tjahjaningtijas, Raden Roro Hapsari Peni Agustin; Endryansyah, Endryansyah
Kanigara Vol 5 No 1 (2025): Kanigara
Publisher : Universitas PGRI Adi Buana Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36456/kanigara.v5i1.9536

Abstract

Scientific work is really needed to publish work that has been made by several groups, for example lecturers in universities who always publish their research and students. However, on the other hand, teachers are also advised to write scientific articles as a condition for promotion. Not a few teachers think that writing scientific articles is very difficult so not many of them are able to publish their work in national or international journals. With this training, it is hoped that it will be able to increase teachers' motivation and competence in writing scientific papers in their future career development.
Development of A Surveillance And Remote Control System Based On ESP-Now For The ATSV Prototype (Autonomous Tourism Surface Vessel) Fikri Firmansyah; Diptya Widayaka, Parama
INAJEEE (Indonesian Journal of Electrical and Electronics Engineering) Vol. 6 No. 2 (2023)
Publisher : Department of Electrical Engineering, Faculty of Engineering, Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/inajeee.v8n2.p49-55

Abstract

Indonesia, as an archipelagic country, has great potential in the marine tourism sector. One of the efforts to develop maritime technology is through the National Unmanned Fast Boat Contest (KKCTBN), which aims to encourage innovation in unmanned ship manufacturing. This research aims to design and implement a GPS surveillance system and remote steering control on the Autonomous Tourism Surface Vessel (ATSV) prototype by utilizing ESP-NOW wireless communication technology. The system uses an ESP32 microcontroller, a NEO-6M GPS sensor, and a joystick module as part of the hardware, as well as ESP-NOW as a communication protocol to overcome the limitations of internet connectivity in the ocean area. Ship position data is sent in real-time to Thingspeak servers for remote monitoring. The test results show that the system can transmit GPS data with good accuracy and control the ship's direction responsively at a distance of up to 50 meters using an external antenna. Tests also show that the system can function well in various communication conditions and is reliable in monitoring and controlling ATSV vessels in real-time. This system is expected to contribute to innovation in the maritime world, especially in the context of developing unmanned ships that compete in the KKCTBN. Keywords: Autonomous Tourism Surface Vessel (ATSV), KKCTBN, ESP-NOW, GPS surveillance, steering control, Thingspeak, ESP32, NEO-6M GPS sensor
Design and Development of Voltage, Current and Frequency Monitoring on 3-Phase Electrical Panel Boxes for Audio Sound Systems Using ESP32 Based Ubidots Harimurti, Rina; Suprianto, Bambang; Widayaka, Parama Diptya; Setiabudi, Arif
BEST Vol 6 No 1 (2024): BEST
Publisher : Universitas PGRI Adi Buana Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36456/best.vol6.no1.8830

Abstract

This research aims to design and build a monitoring system capable of measuring voltage, current, and frequency on 3-phase electrical panels for audio-sound systems. This system uses an ESP32 device as a microcontroller and Ubidots as a cloud platform for real-time data visualization and storage. Equipped with a PZEM004t as a voltage, current, and frequency sensor, this system provides accurate and real-time monitoring of electrical parameters. An analysis was carried out on the ability of this system to be accessed remotely via the network, as well as the integration of notifications via the Telegram application for direct notification of disturbances in the electrical panel. Testing was carried out by comparing this system with existing electrical panel boxes as well as through observation and assessment by five sound engineers to evaluate the system's performance in monitoring voltage, current, and frequency accurately and stably. The test results show that the system is capable of measuring and monitoring electrical parameters well, providing useful information for the maintenance and management of electrical systems, as shown by the results of the average map test error on the parameters voltage (0.4%), current (10% and frequency (0.6% and in usability testing, a percentage score of 97.5%. The implementation of this system is expected to increase the operational efficiency and reliability of the audio-sound system.
Design And Develop Robotic Arm For People With Disable Hands Using EMG And Gyroscope Sensor Control Nawawi, Imam; Bastari, Winarno Fadjar; Widayaka, Parama Diptya
BEST Vol 6 No 1 (2024): BEST
Publisher : Universitas PGRI Adi Buana Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36456/best.vol6.no1.8836

Abstract

Robotics technology is currently developing rapidly, including in the medical field. In this world there are many people with hand disabilities or patients who have amputations on their wrists, so they experience difficulties in carrying out their daily activities using their hands, such as to grasp objects. Then the thought arose to conduct research, with the aim of creating a Robotic Arm that could recognize 2 movements, namely the opening and clenching of the fingers like a hand in general. The Electromyogram sensor is used as a Robotic Arm control system, while the Gyroscope with Arduino as the control center. Based on the overall test results, the Robotic Arm can be moved with muscle contractions and user gestures to open and clench finger movements.
Deteksi Landing Pad pada Unmanned Aerial Vehicle (UAV) Menggunakan YOLO Laili, Ifa Nirmala; Widayaka, Parama Diptya
JURNAL TEKNIK ELEKTRO Vol. 13 No. 2 (2024): MEI 2024
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jte.v13n2.p152-159

Abstract

Teknologi robot terbang di Indonesia telah mengalami kemajuan yang signifikan, terbukti dengan penyelenggaraan Kontes Robot Terbang Indonesia (KRTI) setiap tahun. Salah satu kategori yang dilombakan adalah VTOL (Vertical Take-off and Landing) dengan salah satu misinya pendaratan secara otonom yang mengharuskan multicopter mampu mendeteksi lokasi landing dengan tepat. Oleh karena itu, diperlukan pengembangan sistem computer vision untuk mendeteksi objek landing pad dengan keakuratan yang tinggi, sehingga multicopter mampu melakukan misi selanjutnya dengan baik. Penelitian ini menggunakan sebuah UAV Multicopter yang dilengkapi dengan webcam Logitech C920 sebagai platform computer vision. Metode deteksi yang diterapkan adalah YOLO Darknet, sebuah pendekatan yang menggunakan deep learning. Model YOLO yang digunakan adalah YOLOv3 Tiny, dan proses pelatihan melibatkan framework Darknet. Selama tahap pelatihan, didapatkan nilai average loss sebesar 0,0609 dan mean Average Precision (mAP) sebesar 99,4%. Selama pengujian jaringan, sistem berhasil mendeteksi objek dengan label "landing pad" dan menampilkan bounding box serta nilai confidence pada frame gambar yang dihasilkan. Pada pengujian menggunakan validation set menggunakan 200 gambar sebagai test set didapatkan nilai peforma jaringan dengan rata-rata nilai accuracy sebesar 0.95, precision 0.98, recall 0.96, dan F1-score sebesar 0.96. Kata Kunci: UAV, multicopter, computer vision, deteksi objek, YOLO, darknet
Rancang Bangun Protokol ESP-Now Untuk Monitoring Kondisi Lingkungan Tanaman Hidroponik Maimunir, Fajar Makmun; Widayaka, Parama Diptya
JURNAL TEKNIK ELEKTRO Vol. 13 No. 2 (2024): MEI 2024
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jte.v13n2.p168-173

Abstract

Hidroponik merupakan salah satu teknik pertanian tanpa menggunakan tanah melainkan air sebagai media tanamnya sehingga dapat meningkatkan hasil lahan dan cukup mudah untuk diterapkan. Metode hidroponik dianggap sebagai media tanam yang ramah lingkungan karena prosesnya menggunakan bahan-bahan alam dan tidak menggunakan pestisida secara berlebihan. Pembudidayaan tanaman hidroponik membutuhkan pemantauan kondisi lingkungan yang baik untuk keberhasilan proses produksi. Dalam penelitian ini dirancang suatu sistem yang dapat memonitor kondisi lingkungan tanaman hidroponik seperti suhu, kadar keasaman larutan (pH), serta kelembaban secara nirkabel menggunakan protokol ESP-Now. Penelitian ini menggunakan metode analisis, perancangan, pengembangan, implementasi, dan evaluasi atau ADDIE yang berlokasi di tempat tinggal penulis. Alat ini menggunakan esp32 sebagai pusat kendali pembacaan sensor pada plan tanaman hidroponik sedangkan sebagai sistem monitoring menggunakan esp8266 yang terhubung ke platform Arduino IoT cloud sebagai antarmuka monitoring. Hasil dari pengujian yang dilakukan menyatakan bahwa sistem monitoring hidroponik yang menggunakan protokol ESP-Now dapat bekerja dengan baik. Pada pengujian protokol ESP-Now dengan jarak 15 meter hingga 20 meter dengan kondisi tanpa hambatan didapatkan kecepatan latensi sebesar 2 ms hingga 299 ms dan RSSI -87dBm hingga -108dBm. Pada platform Arduino IoT Cloud menampilkan data hasil monitoring berupa suhu air, pH air, suhu udara dan kelembaban di sekitar tanaman. Kata Kunci: ESP-Now, Hidroponik, ESP32, ESP8266, Monitoring, Arduino IoT Cloud.
Rancang Bangun Smart Package Receiving Box Dengan Notifikasi Telegram Berbasis Internet Of Things Rizaldy, Farhan Ari; Widayaka, Parama Diptya
JURNAL TEKNIK ELEKTRO Vol. 14 No. 3 (2025): SEPTEMBER 2025
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jte.v14n3.p283-288

Abstract

Perkembangan teknologi yang semakin luas mempengaruhi perubahan gaya hidup yang memudahkan kegiatan jual beli yaitu online shopping. Namun, terdapat kendala saat pengiriman barang seperti pembeli tidak berada di rumah yang membuat kurir memilih untuk menjadwalkan ulang pengiriman atau meletakkan paket pada halaman rumah yang berisiko pada keamanan paket. Penelitian ini bertujuan untuk merancang sistem penyimpanan paket yang memiliki fungsi keamanan dan pemberitahuan kepada pembeli. Prototipe sistem ini menggunakan sensor MC-38, sensor E18-D80NK, sensor PIR, sensor SW-420, dan ESP 32 Wrover Cam untuk mendeteksi perubahan kondisi pintu, paket masuk, deteksi gerakan dan getaran, serta pengiriman notifikasi berupa pesan teks dan foto ke Telegram. Hasil pengujian menunjukkan prototipe sistem bekerja dengan baik. Rata-rata waktu respons sensor cukup cepat yaitu 1.5 detik untuk sensor MC 38, 1.8 detik untuk sensor E18-D80NK, 1.4 detik untuk sensor PIR, dan 1.3 untuk sensor SW-420. Lalu untuk kinerja sistem dalam mengirimkan notifikasi pesan teks dengan rata-rata waktu yaitu 11.2 detik untuk sensor MC-38, 12.8 detik untuk sensor E18-D80NK, 10.9 detik untuk sensor PIR, dan 11.1 detik untuk sensor SW-420. Untuk kinerja sistem dalam mengirimkan notifikasi foto dengan rata-rata waktu 13.6 detik untuk sensor E18-D80NK, 12.1 detik untuk sensor PIR, dan 12.5 detik untuk sensor SW-420. Data yang dibaca oleh sensor dikirim ke aplikasi telegram berupa pesan dan foto. Pada pengambilan foto ditambahkan lampu eksternal untuk meningkatkan intensitas cahaya, karena ESP 32 Wrover Cam tidak memiliki fitur flashlight.
Implementation of Augmented Reality Technology in the Design of the Kaswari Elok 87 Ship as a Tourism Vessel in the Sea Area of West Papua Andani, Tri Rejeki; Diptya Widayaka, Parama
INAJEEE (Indonesian Journal of Electrical and Electronics Engineering) Vol. 8 No. 2 (2025)
Publisher : Department of Electrical Engineering, Faculty of Engineering, Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/inajeee.v8n2.p108-113

Abstract

The lack of interactive visualization media in presenting tourism transportation information in West Papua has become an obstacle in attracting interest and understanding among potential users. This study implements augmented reality (AR) technology to present the interior and exterior design of the MV Kaswari Elok 87 ship in an interactive and realistic manner. AR technology enables detailed visualization of the ship without the need for a physical model, thereby facilitating the design presentation process. The application was developed using Unity 3D and tested on two Android devices. The results show that the system can display the ship model stably with optimal performance at a distance of 20–190 cm and a 360° viewing angle, achieving an average frame rate of 33 FPS. Keywords: augmented reality, image processing, marker detection, rendering