Crazy Clock 4

Crazy Clock 4
It's a clock with a lot of flashing lights.

Features

• GPS synchronized timebase.
• DS3231 TCXO RTC backup timebase.
• Digital date/time display with AM/PM and Day of Week.
• Binary time display.
• Circular time display.
• Analog meter time display. Okay now this is getting silly, but it looks cool.
• Touch switch settings controls.
• Arduino compatible.

Design Documents

Schematic Diagram	schematic_JA13_cc4.pdf
3D Print Files	mechanical_JA13_cc4.zip
PCB Gerbers	gerbers_JA13_cc4.zip
Source Code	code_JA13_cc4.zip

Specifications

Power Requirement	5V 4A
Dimensions	200x200x50 mm

Operation
The clock automatically sets the time from GPS. Use the settings to set the UTC offset for your local time.

Time Lock Indication
The digital display punctuation indicates the GPS signal lock status.

No punctuation	No GPS signal
Flashing punctuation	GPS signal but no time information
Solid punctuation	GPS signal locked, time is correct

Settings
The 3 touch buttons (below the analog meters) control the settings. While in setting mode the date display shows the current setting number, the setting value, and a very brief description.

Left button	Selects setting
Center button	Decrease setting value
Right button	Increase setting value

Settings

Number	Abbr	Value	Description
F1	bri	0-15	Brightness
F2	utc	-12 +14	UTC offset to local time
F3	1224	0-1	12/24 hour display
F4	binA	0-1	Binary clock mode
F5	bin1	1-14	Binary clock column 1 color
F6	bin2	1-14	Binary clock column 2 color
F7	bin3	1-14	Binary clock column 3 color
F8	bin4	1-14	Binary clock column 4 color
F9	bin5	1-14	Binary clock column 5 color
10	rond	0-1	Circular clock mode
11	rnd1	1-14	Circular clock ring 1 color
12	rnd2	1-14	Circular clock ring 2 color
13	rnd3	1-14	Circular clock ring 3 color
14	AnA	0-2	Analog meter mode
15	AnA1	1-14	Analog meter color

Build Pictures

Back panels removed
   

Binary Clock & Arduino Pro Mini Controller

Analog Meter Clock

Round Clock

7 Segment Digital Clock