Build your own TIME CIRCUIT!

🔗 USEFUL LINKS: ► Components purchase list: https://jeje-linge.fr/en/products/reveil-retour-vers-le-futur ► GitHub source code: https://github.com/jejelinge/BACK_TO_THE_FUTURE_ALARM_CLOCK.git ► How the clock works: https://youtu.be/jcwrn0xKZGo 💾 DOWNLOADS: 🌐 3D file (.STL): https://www.thingiverse.com/thing:7186124 🖨️ Files to print (keypad numbers, label, filters): https://shorturl.at/ewufE 📐 Detailed wiring diagrams: https://shorturl.at/z3I1E 📊 Complete connections table: https://shorturl.at/8SHLq 🔧 DIFFICULTY LEVEL: Intermediate ☕ SUPPORT THE PROJECT: If you enjoyed this tutorial, feel free to: 👍 Like the video 🔔 Subscribe 👊 TIP! 👊: https://fr.tipeee.com/jeje-linge/ ⚙️ PROJECT FEATURES: ✅ Real-time clock with DS3231 RTC module ✅ 3 independent and programmable timelines ✅ Authentic display: 7-segment and 14-segment alphanumeric displays ✅ Original sounds via DFPlayer Mini module (startup, alarms, confirmations) ✅ 4x3 matrix keypad for programming dates ✅ DST management (Europe summer/winter time) ✅ Visual animations during changes 🛠️ COMPONENTS USED: Arduino Mega 2560 3x HT16K33 Modules (14-segment displays for months) 3x MAX7219 (7-segment displays for day/year) 3x TM1637 (displays for hours/minutes) DS3231 RTC Module (real-time clock) DFPlayer Mini + 8Ω 3W speaker 4x3 matrix keypad 4 push buttons + 4 LEDs 6 AM/PM LEDs 5V power supply 📺 CHAPTERS: 00:00 Introduction 02:18 Timelapse 02:30 3D assembly 02:54 Presentation of components 03:09 Soldering wires 08:40 Color filters 10:26 Installing LEDs and displays 11:26 Installing the buttons 11:51 Installing the speaker 12:24 Connecting the VCC, GND, SCL, and SDA 14:08 Soldering on the Arduino 15:36 Sending the code 17:49 Testing the code + sticking on the labels 🏷️ TAGS: #BackToTheFuture #Arduino #ArduinoMega #DIY #ElectronicsProject #TimeMachine #DeLorean #ArduinoProject #Maker #7Segment #LED #RTC #DS3231 #TM1637 #MAX7219 #HT16K33 #ArduinoClock #ArduinoAlarmClock #BTTF #TimeCircuits #PropReplica #GeekProject #MartyMcFly #DocBrown #88MPH 🕐 BACK TO THE FUTURE ALARM CLOCK - Complete DIY Arduino Project | Time Circuits Display Replica Build your own Back to the Future Time Circuits alarm clock! This Arduino project faithfully reproduces the DeLorean's time display with the three iconic timelines: Destination Time (red), Present Time (green) and Last Time Departed (yellow/orange). "Roads? Where we're going, we don't need roads!" 🚗⚡ 🎯 Keywords for YouTube algorithm: back to the future alarm clock, back to the future clock arduino, time circuits display diy, delorean time machine replica, arduino mega project, 7 segment display, electronics project 2025, arduino tutorial english, geek alarm clock, arduino real time clock