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Std EditionArduino Alarm Clock

License: CC-BY-SA 3.0

Published Time:2018-01-20 18:15:42
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Description

Arduino based circuit - Digital clock with alarm function. (optional add a shake/tilt sensor for turning off the alarm)

Documents

Arduino Digital Clock with Alarm Function

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PCB DIGITAL CLOCK v1.2

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ID Name Designator Footprint Quantity
1 ATMEGA328P-PU U1 DIP-28_300MIL 1
2 10k R1,R2,R3 AXIAL-0.3 3
3 Power CN1 2 PIN SCREW TERMINAL 2.54 1
4 CR16Mhz Y1 CRYSTAL_HC-49S 1
5 22pF C1,C2 RAD-0.1 2
6 DS1307+ U2 DIP-8 1
7 32.768KHz X1 3*8 1
8 CR2032 3V B1 BATTERY-1 1
9 RC1602B-LLH-JWV CONN JP1 HEADER 2.54 1X12 1
10 TRIMMER 20K R4 TRIMMER_3306F 1
11 BUZZER SG1 BUZZER-12MM 1
12 SET SW1 KEY-6.0*6.0-2 1
13 ADJUST SW2 KEY-6.0*6.0-2 1
14 ALARM SW3 KEY-6.0*6.0-2 1
15 TILT SENSOR SW-520D (optional) U3 SW520D 1
16 Progr CONN H1 HDR-5X1/2.54 1

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