Decorative light powered by battery boosting

Decorative light powered by battery boosting

CN
  • CN 102,612,200 B
  • Filed: 09/16/2011
  • Issued: 05/21/2014
  • Est. Priority Date: 09/16/2011
  • Status: Active Grant
First Claim
Patent Images

1. Battery boost power supply lamp decoration, formed by controller and LED lamp string, described controller comprises dc source, key switch, crystal oscillation place in circuit and single-chip microcomputer, described dc source, key switch, crystal oscillation place in circuit are connected with single-chip microcomputer respectively, described crystal oscillation place in circuit is used for setting the MCU Instruction cycle, and key switch is for controlling the clock cycle of crystal oscillation place in circuit output;

  • It is characterized in that, in described controller, be also provided with booster circuit, the input of booster circuit is connected with described dc source, and the pulse width modulation end of the control end of booster circuit and described single-chip microcomputer is connected, and the output lamp string of booster circuit is connected with LED lamp string input;

    Described single-chip microcomputer inside carries timer and frequency divider, and described crystal oscillation place in circuit is set timer and overflowed the time, and described Single-chip Controlling lamp decoration is closed after working 6 hours every day automatically, after 18 hours, automatically starts working again.

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