Control device of vehicle door lock

The utility model discloses a control device for a vehicle door lock. The control device comprises a door lock control instruction generation module, a main circuit, a standby circuit, a door lock controller and a plurality of door lock motors, the door lock control instruction generation module is connected with the door lock controller through a main circuit and a standby circuit. The door lock controller is connected with the door lock motors. The door lock control instruction generation module is used for generating a first unlocking/locking instruction and sending the first unlocking/locking instruction to the door lock controller through the main circuit; the door lock control instruction generation module is further used for generating a second unlocking/locking instruction and sending the second unlocking/locking instruction to the door lock controller through the standby line; and the door lock controller is used for driving the plurality of door lock motors to execute unlocking/locking operation when receiving the first unlocking/locking instruction or the second unlocking/locking instruction, so that the plurality of door locks are unlocked/locked. The control device of the vehicle door lock disclosed by the utility model has higher reliability.