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The project is a compact yet eye-catching digital scoreboard that combines classic seven-segment numerals with modern Bluetooth audio. It must show game scores for two teams on large 1.8-inch red seven-segment modules (00-99) while a smaller four-digit seven-segment display counts down or up as a timer. Scoring feedback is both visual and audible: every score increment should trigger a short buzzer tone from an integrated loudspeaker, while a second, separate speaker plays background music streamed from a phone via Bluetooth. Control is simple—two push-buttons raise each team’s score and a third button resets both the score and the clock. The unit will run from a plug-in power adapter; no battery management is required. All electronics, displays, buttons, and speakers need to be housed in a durable metal enclosure with neat cut-outs and standoffs so nothing rattles when the buzzer or music plays. I need a complete solution covering electronics, firmware, and mechanical integration. Please design the schematic, PCB, microcontroller code (Arduino or similar), and the basic 2-D drawings or STEP files for the metal case. Provide a tested parts list and clear assembly instructions so I can reproduce your prototype. Acceptance criteria • Smooth, flicker-free display of both scores and the timer • Score buttons respond within 100 ms; reset clears all digits instantly • Audible beep on every score change; volume adjustable via on-board trimmer or software setting • Stable Bluetooth music playback without interrupting the buzzer tone • Safe operation from a 110-240 V plug-in adapter with onboard 5 V or 12 V regulation • All design files (schematic, Gerbers, firmware source, 3-D case files) delivered in editable format and ready for manufacturing
Projektin tunnus (ID): 40312257
8 ehdotukset
Etäprojekti
Aktiivinen 19 päivää sitten
Aseta budjettisi ja aikataulu
Saa maksu työstäsi
Kuvaile ehdotustasi
Rekisteröinti ja töihin tarjoaminen on ilmaista
8 freelancerit tarjoavat keskimäärin ₹1 538 INR tätä projektia

Your Seven-Segment Bluetooth Scoreboard Build is a great mix of classic visuals and modern features, and I can deliver it as a complete, build-ready system. I’ll design a flicker-free display using 1.8-inch seven-segment modules for scores and a stable driver for the timer, ensuring smooth brightness and updates. The system will use an Arduino-compatible microcontroller with clean, efficient firmware to handle scoring, timer modes, and fast button response under 100 ms. Reset will instantly clear all values. The buzzer will be triggered using non-blocking logic so it won’t interrupt Bluetooth music playback. A dedicated Bluetooth audio module with proper filtering will ensure stable streaming, while buzzer volume can be adjusted via trimmer or software. I’ll create a custom PCB with reliable power regulation from a 110–240 V adapter to stable 5 V/12 V rails, including protection and noise control. For the enclosure, I’ll provide precise 2D drawings and STEP files with clean cutouts, solid mounting, and anti-vibration design so everything stays secure. You’ll receive the full package: schematic, Gerbers, firmware source, enclosure files, tested BOM, and clear assembly instructions. The result will be a durable, responsive, and polished scoreboard ready for manufacturing and easy reproduction.
₹600 INR 1 päivässä
5,7
5,7

Hi, this can be done..I almost have all the required parts available with me to develop a prototype, I metal enclosure in not mandatory, I also have 3D printing facility, can design and ship final product with enclosure. Let's discuss further over chat.
₹5 000 INR 7 päivässä
4,1
4,1

Hello Sir , My Name Is Anil Saini I am interested in your project and confident I can deliver exactly what you need. I have completed many similar projects and always focus on quality, speed, and clear communication. Why choose me: • Quick response and regular updates • High-quality professional work • 100% client satisfaction We are an expert team which have 12 years of experience on Electronics "I have a couple of ideas on how to optimize the Electronics let’s discuss them in the chat." Thank you for considering my proposal. Warm regards, Anil Saini
₹1 000 INR 3 päivässä
2,1
2,1

Hi, I have hands-on experience with Arduino-based systems, electronics, and CAD design. I can rapidly develop and deliver functional prototypes within a few days, turning concepts into practical, working solutions efficiently. I’m comfortable working with circuit design, sensor integration, and microcontroller programming, and I can adapt quickly to different project requirements. In addition to building new prototypes, I can also refine, troubleshoot, and modify existing designs to improve performance, reliability, and usability. I focus on delivering clean, well-structured designs and ensuring that each prototype is both functional and scalable for further development.
₹1 500 INR 5 päivässä
0,0
0,0

I am pleased to offer a complete, manufacturing-ready solution for your Bluetooth-enabled digital scoreboard, encompassing electronics, firmware, and mechanical integration. My approach focuses on a high-performance dual-core architecture (such as the ESP32) to ensure the 1.8-inch seven-segment displays remain flicker-free while simultaneously managing a stable Bluetooth A2DP audio stream. By utilizing dedicated interrupt-driven logic, I will ensure that score increments trigger instant buzzer feedback (under 100ms) without interrupting background music playback, providing a seamless multi-sensory user experience. The deliverable includes a professional dual-layer PCB design with robust onboard 5V/12V regulation, optimized to eliminate noise interference between the high-current display drivers and the audio amplifiers. You will receive full Gerber files, a verified Bill of Materials (BOM), and well-commented firmware source code designed for easy maintenance. For the mechanical aspect, I will provide 2D DXF or 3D STEP files for a durable metal enclosure, featuring precise standoffs and cut-outs to ensure a rattle-free assembly even at high volumes. I guarantee a repeatable prototype that meets all your acceptance criteria, from the smooth visual countdown to the instant reset functionality. All editable design files will be delivered in a production-ready format, accompanied by clear assembly instructions to facilitate a smooth transition from prototype to final unit.
₹1 050 INR 7 päivässä
0,0
0,0

I have done like this projects .it is preety easy .i know about microcontroler like esp32 and arduino stm ect . So you can belive me
₹1 050 INR 7 päivässä
0,0
0,0

Hello, I can develop this scoreboard as a complete embedded hardware solution including electronics, firmware, PCB, and practical enclosure-ready design support. I have experience in microcontroller-based systems, seven-segment display driving, embedded audio/control integration, and production-oriented PCB design. For this project, I can design a stable scoreboard controller with fast button response, clean timer handling, buzzer feedback, and separate Bluetooth audio playback so music does not interrupt score beeps. I can provide: Schematic and PCB design Arduino-compatible firmware BOM and manufacturing files Mechanical mounting / enclosure integration drawings for the metal case Clear assembly guidance The main focus will be flicker-free display driving, robust power design from adapter input, clean button logic, and practical separation between control/buzzer circuitry and Bluetooth audio section.
₹700 INR 5 päivässä
0,0
0,0

Pune, India
Liittynyt maalisk. 19, 2026
€30-250 EUR
$30-250 AUD
₹37500-75000 INR
$250-750 USD
£250-750 GBP
$30-250 USD
£20-250 GBP
£250-750 GBP
₹600-1500 INR
₹12500-37500 INR
€250-750 EUR
₹37500-75000 INR
₹600-1500 INR
$3000-5000 USD
€3000-5000 EUR
€250-750 EUR
$250-750 USD
₹75000-150000 INR
£20-250 GBP
₹600-1000 INR