This Arduino Alarm Clock Is Smarter Than You Think!

⏰ Build your own **smart Arduino alarm clock** that displays the time, lets you choose from **5 cool alarm tones**, and even features a **blinking colon like a real clock**! This DIY project uses an LCD1602 display, a DS1307 RTC module for real-time accuracy, and a button to **manually stop the alarm** once it starts buzzing.

In this tutorial, I’ll show you:
✅ How to wire everything up (LCD, RTC, buzzer, button)
✅ How to set the alarm time manually in code
✅ How to make the colon blink like a real digital clock
✅ How to choose your own alarm melody
✅ How to stop the alarm with a button press

Perfect for beginners, students, or anyone who wants to learn Arduino in a fun way!

📥 Download the full code here:
👉 https://drive.google.com/uc?export=download&id=1T1TrYbodC_76l6pPoAKCkbnCGrgTtSAp

🛠 COMPONENTS USED:
- Arduino UNO
- LCD1602 (16-pin)
- DS1307 RTC Module
- Passive Buzzer
- Pushbutton
- Jumper Wires + Breadboard

💡 Tip: Comment out the `rtc.adjust(...)` line after the first upload to keep the time accurate!

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Видео This Arduino Alarm Clock Is Smarter Than You Think! канала SPAC Junior Developer