A motor control device configured to control a motor, includes a first memory; a second memory different from the first memory; a communication interface circuit configured to receive a control command from an external device; a command parser configured to store control information in the first memory and in the second memory when the control command includes control information defining an operation of the motor, and to generate a response signal including the control information stored in the first memory when the control command includes a command for verifying a communication state and transmit the response signal to the external device via the communication interface circuit; a control unit configured to read the control information from the second memory; and a drive signal generator.