An embodiment of the invention discloses a traffic emergency light control circuit. The traffic emergency light control circuit includes a microcontroller, a battery, a voltage stabilizing chip, a first triode, a first resistor, a firs switch, a second switch, a third switch, a fourth switch, a transmitting module used for transmitting radio signals controlling the switching on/off of a red light, a yellow light and a green light and the controlling motor rotation, a receiving module used for receiving said radio signals, a motor control circuit used for controlling motor rotation, a crystal oscillator circuit used for providing clock signals, a first drive circuit used for driving the red light for displaying, a second drive circuit used for driving the yellow light for displaying and a third drive circuit used for driving the green light for displaying. The embodiment of the invention also discloses a traffic emergency light control device. By adopting the method and device provided by the invention, the displaying of the traffic signal lights can be controlled through wireless control according to real time road condition, so that smooth traffic operation can be ensured and convenience is brought to life of people.
Traffic emergency light control circuit and device
2015-09-30
Patent
Electronic Resource
English
IPC: | G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS |