Raspberry Pi Clock

A multi functional LED display clock built by Raspberry Pi.

Feature List

• Clock Mode
  • Current time
  • Current date
• Timer Mode
  • Maximum 6000s

Hardware requirement

• Raspberry Pi
• 12 Pin 4 Digits 7 Segment LED Display (HS410361k-32)
• Buttons
• Buzzer

Hardware connection

7 Segment Display

Segment/Digit	7Seg Pin	Resistor	GPIO #	BCM #
BOTTOM LEFT	1	YES	27	16
BOTTOM CENTER	2	YES	23	13
DECIMAL POINT	3	YES	28	20
BOTTOM RIGHT	4	YES	26	12
CENTER CENTER	5	YES	22	6
DIGIT 4	6	\	4	23
Top RIGHT	7	YES	25	26
DIGIT 3	8	\	3	22
DIGIT 2	9	\	2	27
Top LEFT	10	YES	24	19
Top CENTER	11	YES	21	5
DIGIT 1	12	\	1	18

Others

Name	GPIO ID	BCM #
BUTTON_1	5	24
BUTTON_2	6	25
BUZZER	29	21