https://wiki.geekworm.com/index.php?title=EC1621_Rotation_LED_Electronic_Clock&feed=atom&action=historyEC1621 Rotation LED Electronic Clock - Revision history2024-03-28T16:37:49ZRevision history for this page on the wikiMediaWiki 1.33.2https://wiki.geekworm.com/index.php?title=EC1621_Rotation_LED_Electronic_Clock&diff=3929&oldid=prevAdmin: /* Document */2017-05-19T10:39:04Z<p><span dir="auto"><span class="autocomment">Document</span></span></p>
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== Feature ==<br />
* PCB parameter: 110.4 x 34 x 1.6mm (Blue)<br />
* Parameter with case: 122.8 x 51.4 x 29mm<br />
* Digital Tube working voltage: DC 5V<br />
* Operating Current: around 50MA<br />
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== Function ==<br />
* Exact timing: Adopts DS3231 chips, official said the accuracy comes to 2PPM.<br />
* Chime on every hour: User can set the hour time randomly and choose the ring you like.<br />
* Dual Alarm clock: Dual independent alarm clock, user can set the duration and ring.<br />
* Temperature: It has the Centigrade and the Fahrenheit, which can be calibrated.<br />
* Intelligent light control: It can lower the brightness when gets dark, user can set the light control level (total 5 level) according to preferences.<br />
* 12-hour/ 24-hour display<br />
* Display by circle: The Time, Tempreture, Date and Week display in circle. It only shows time when you close the circle display.<br />
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== Packing List ==<br />
* 1 x Battery Holder<br />
* 1 x Battery <br />
* 1 x Capacitor(Cap3)<br />
* 2 x Capacitor(104)<br />
* 4 x nixie tube<br />
* 1 x Loudspeaker<br />
* 1 x PNP transister<br />
* 8 x Resistor(470R)<br />
* 5 x Resistor(20K)<br />
* 1 x photoresistor<br />
* 1 x thermistor<br />
* 2 x switch<br />
* 1 x MCU<br />
* 1 x 28 PIN holder<br />
* 1 x RTC IC<br />
* 1 x USB seat<br />
* 1 x Power line<br />
* 1 x PCB Board<br />
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== Clock Setting ==<br />
[[File:DIY-EC1621-DS3231-Clock-setting.jpg|600px]]<br />
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== Document ==<br />
* [[File:Components-List.zip]]<br />
* [[File:DS3231.zip]]<br />
* [[File:EC1621 Component List.pdf]]<br />
* [[File:EC1621A_V0_Principle_Diagram.pdf]]<br />
* [[File:MF58_503J3950.zip]]<br />
* [[File:Schematic-Diagram.zip]]<br />
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[[Category:Product Manual]]<br />
[[Category:Arduino]]<br />
[[Category:Consumer Electronics]]</div>Admin