Intro: Arduino Alarm
How to construct an alarm clock with dynamic ringtone time?
Step 1: Get Your Arduino Board Ready
Step 2: Connect the Circuit of the Keypad As Reference
Download the library:
Step 3: Add an LCD Monitor
The LCD monitor acts as a GUI
Remember to download the library for LCD
Step 4: Add the Microphone Module
The microphone is to detect the surrounding of the target when asleep
Step 5: SD Card
The SD card is to save the ringtone
Please go to the speaker part in step 6
Step 6: The Speaker
Try to use a better speaker than this one
To play music from SD card, please do through the reference:
Step 7: WIFI Module
The Wifi module uploads data collected by the sensors and time to perform further analysis
Step 8: Clock
The clock is of course essential for alarm
Step 9: Finished!!
Upload the code to Arduino board and finish!