A tactile sensation providing apparatus comprising: a touch sensor; a main control unit configured to control an application; a tactile sensation providing unit configured to vibrate a touch face of the touch sensor; a tactile sensation provision control unit configured to control drive of the tactile sensation providing unit; a load detection unit configured to detect a pressing load on the touch sensor and supply the detected pressing load to the tactile sensation provision control unit; a haptic unit which includes the tactile sensation provision control unit, the tactile sensation providing unit, the load detection unit, and a memory unit storing a plurality of parameter tables for providing a tactile sensation, wherein each of the plurality of parameter tables corresponds to a respective tactile sensation providing area of the touch face of the touch sensor and includes a pressing threshold and a pressing vibration pattern; and a host unit which includes the main control unit and a main memory unit also storing the plurality of parameter tables for providing the tactile sensation; wherein the tactile sensation provision control unit transmits the pressing load to the main control unit; wherein the main control unit performs application processing based on an output of the touch sensor and the pressing load received from the tactile sensation provision control unit, and transmits a tactile sensation provision instruction to the tactile sensation provision control unit upon determining that a tactile sensation providing area of the touch face of the touch sensor is touched based on the output of the touch sensor and that the pressing load received from the tactile sensation provision control unit satisfies the pressing threshold set in the one of the plurality of parameter tables corresponding to the touched tactile sensation providing area, wherein the tactile sensation provision instruction specifies the parameter table corresponding to the touched tactile sensation providing area; and wherein the tactile sensation provision control unit receives the tactile sensation provision instruction from the main control unit and outputs the pressing vibration pattern set in the parameter table specified by the tactile sensation provision instruction to control the tactile sensation providing unit to vibrate the touch face of the touch sensor so that the tactile sensation is provided. a touch sensor; a main control unit configured to control an application; a tactile sensation providing unit configured to vibrate a touch face of the touch sensor; a tactile sensation provision control unit configured to control drive of the tactile sensation providing unit; a load detection unit configured to detect a pressing load on the touch sensor and supply the detected pressing load to the tactile sensation provision control unit; a haptic unit which includes the tactile sensation provision control unit, the tactile sensation providing unit, the load detection unit, and a memory unit storing a plurality of parameter tables for providing a tactile sensation, wherein each of the plurality of parameter tables corresponds to a respective tactile sensation providing area of the touch face of the touch sensor and includes a pressing threshold and a pressing vibration pattern; and a host unit which includes the main control unit and a main memory unit also storing the plurality of parameter tables for providing the tactile sensation; wherein the tactile sensation provision control unit transmits the pressing load to the main control unit; wherein the main control unit performs application processing based on an output of the touch sensor and the pressing load received from the tactile sensation provision control unit, and transmits a tactile sensation provision instruction to the tactile sensation provision control unit upon determining that a tactile sensation providing area of the touch face of the touch sensor is touched based on the output of the touch sensor and that the pressing load received from the tactile sensation provision control unit satisfies the pressing threshold set in the one of the plurality of parameter tables corresponding to the touched tactile sensation providing area, wherein the tactile sensation provision instruction specifies the parameter table corresponding to the touched tactile sensation providing area; and wherein the tactile sensation provision control unit receives the tactile sensation provision instruction from the main control unit and outputs the pressing vibration pattern set in the parameter table specified by the tactile sensation provision instruction to control the tactile sensation providing unit to vibrate the touch face of the touch sensor so that the tactile sensation is provided.