AA.Kt.Agung Cahyawan Wiranatha
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Innovative Learning Model for Dharmagita Based on Telegram Chatbot Ni Putu Utari Dyani Laksmi; A.A. Kompiang Oka Sudana; AA.Kt.Agung Cahyawan Wiranatha
Jurnal Nasional Pendidikan Teknik Informatika : JANAPATI Vol. 13 No. 2 (2024)
Publisher : Prodi Pendidikan Teknik Informatika Universitas Pendidikan Ganesha

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23887/janapati.v13i2.78535

Abstract

In the digital era, instant messaging has become a vital aspect of people's daily lives, especially among the younger generation. This presents opportunities to utilize technology that can be integrated into instant messaging as a learning medium. This research innovates to develop a learning model for Dharmagita, also known as sacred Hindu songs, using a chatbot as a platform aimed at attracting the interest of the younger generation in studying Dharmagita as a cultural heritage. This chatbot was developed using the Rasa framework, which is founded on Natural Language Understanding (NLU). Based on the results of the User Acceptance Test, the Dharmagita Chatbot received a positive response from users. The chatbot model achieved an accuracy value of 86.7%, an F1-score of 88.4%, and a precision of 91.1%. These results underscore the effectiveness and reliability of the chatbot in facilitating learning and engagement with Dharmagita content.
Design of IoT-Based Smart Charging Power Supply for Pratima Security Cahaya Risna, Komang Sadewa; I Nyoman Piarsa; AA.Kt.Agung Cahyawan Wiranatha
JITTER: Jurnal Ilmiah Teknologi dan Komputer Vol. 6 No. 3 (2025): JITTER Vol.6, No.3, December 2025
Publisher : Program Studi Teknologi Informasi, Fakultas Teknik, Universitas Udayana

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Abstract

A power supply is essential for the Pratima security system because it serves as the primary energy source that ensures all components of the Pratima security system can operate optimally, especially during power outages. This study designs a power supply system with a smart charging feature for the IoT-based Pratima security system. This system uses an ESP8266 microcontroller, current and voltage sensors, and is connected to the Telegram application to provide notifications when the 18650 battery is full. Unlike previous studies that utilize websites, this system offers a simpler and more efficient monitoring solution via Telegram. The goal is to maintain the quality of the 18650 battery, prevent overcharging, and provide a power reserve to keep the security system active. This study uses the Software Development Life Cycle (SDLC) method with a Waterfall model consisting of 5 stages: analysis, design, implementation, testing, and maintenance. The results of this study are expected to be an alternative power supply with a smart charging feature at an affordable price and can be applied to other IoT devices that require an automatic and efficient charging system.