Capacitive buttons

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Pascal Engélibert 2022-09-08 11:50:21 +02:00
commit c43e7d379f
Signed by: tuxmain
GPG key ID: 3504BC6D362F7DCA
3 changed files with 286 additions and 566 deletions

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# Alarm clock
Arduino alarm clock with binary matrix LED display and IR remote control.
Arduino alarm clock with binary matrix LED display and capacitive touch buttons.
## Features
* 8×8 LED display using two 74HC595N
* hour-minute-second binary display
* buzzer alarm
* IR remote control for settings and stopping alarm
* capacitive touch buttons for settings
* big pushbutton for stopping alarm
* light sensor for dimming display
* better calibrate LED brightness
## Notes
@ -24,6 +22,10 @@ A NE555 is used for generating a high-frequency PWM signal, feeding one 74HC's "
* date (at least weekday)
* connection with online timetable?
* progressive alarm ringing
* capacitive sensing causes LED matrix to flicker
* better calibrate display PWM
* light sensor for display PWM
* save alarm time & automatically retrieve time from network or RF
## License