Secret room intelligent control circuit applied to secret room escape

The utility model provides a secret room intelligent control circuit applied to secret room escape. The secret room intelligent control circuit comprises a single-chip microcomputer, and a control circuit, a power supply circuit, an input control circuit, an output control circuit, a USB input and output circuit and a communication circuit which are connected with the single-chip microcomputer. Two paths of independent MP3 audio playing circuits are arranged on the control circuit; the input control circuit is also provided with an overload short circuit protection circuit. A 12V direct-current power supply is used for supplying power to the customized master control, an input port is connected to an NPN type sensor, when the sensor detects a signal, the input signal is transmitted to a single chip microcomputer (MCU), playing of corresponding sound effects and opening and closing of a relay of an output port can be completed after program processing, and the sound effect is achieved. The output control circu