LED screen control circuit, LED screen module and electronic equipment
The invention discloses an LED screen control circuit, an LED screen module and electronic equipment. The LED screen control circuit comprises a first power supply, a second power supply, a controller, a real-time clock and a driving IC, the first power supply supplies power to the controller and th...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses an LED screen control circuit, an LED screen module and electronic equipment. The LED screen control circuit comprises a first power supply, a second power supply, a controller, a real-time clock and a driving IC, the first power supply supplies power to the controller and the real-time clock, and the real-time clock is electrically connected with the controller; the secondpower supply and the driving IC are connected with a power supply circuit, and the second power supply supplies power to the driving IC through the power supply circuit; the real-time clock is used for timing and outputting a first electric signal, the controller receives the first electric signal and outputs a second electric signal according to the first electric signal, and the second electricsignal is used for controlling on-off of the power supply circuit so as to control on-off of the LED screen. By setting the real-time clock for timing, the LED screen can be automatically switched onand off, and when the LED |
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