Vehicle-mounted multifunctional intelligent automobile data recorder

The utility model discloses a vehicle-mounted multifunctional intelligent automobile data recorder which comprises a power supply management chip, an MCU, an acceleration sensor and a controlled circuit, the MCU is subjected to voltage reduction by an external power supply and then long-term power supply; the acceleration sensor is connected with an awakening port of the MCU; the power supply management chip is connected with the controlled circuit and supplies power to the controlled circuit; the controlled circuit at least comprises a CPU, a camera, a storage module and a communication circuit. The acceleration sensor, the camera, the storage module and the communication circuit are connected to the CPU. And the MCU is respectively connected with the CPU and the power supply management chip. The vehicle recording device is awakened only when the vehicle is in abnormal motion when the vehicle is static, so that the timeliness is high, the power consumption is low, and the storage space can be effectively sav