An electronic device comprising: a touch sensor; a touch sensor integrated circuit, IC, configured to detect a touch through the touch sensor; a display panel; and a display driving integrated circuit, IC, configured to drive the display panel and include a graphic random access memory, GRAM,, the GRAM being configured to store an image received from a host processor, wherein the image (40, 50, 60, 70, 80E) includes a plurality of partial images (A40-1 to D40-4, B50-1 to D50-4, 60-1 to 60-9, 70-1 to 70-9, 80-1E to 80-4E), and wherein the touch sensor integrated circuit is configured to: provide the touch data of the detected touch to the display driving IC when the detected touch corresponds to a specified touch pattern, wherein the display driving integrated circuit is configured to: specify a partial image based on the touch data; and output the specific partial image to the display panel, wherein the specific partial image comprises a user interface, UI, object linked to another partial image, the touch sensor is further configured to detect a specified touch pattern selecting the UI object, the touch sensor integrated circuit is further configured to provide touch data of the detected specified touch pattern to the display driving integrated circuit, and the display driving integrated circuit is further configured to switch the partial image to the another partial image linked to the UI object in response to receiving data of the detected specified touch pattern from the touch sensor integrated circuit while the host processor operates in a sleep status. a touch sensor; a touch sensor integrated circuit, IC, configured to detect a touch through the touch sensor; a display panel; and a display driving integrated circuit, IC, configured to drive the display panel and include a graphic random access memory, GRAM,, the GRAM being configured to store an image received from a host processor, wherein the image (40, 50, 60, 70, 80E) includes a plurality of partial images (A40-1 to D40-4, B50-1 to D50-4, 60-1 to 60-9, 70-1 to 70-9, 80-1E to 80-4E), and wherein the touch sensor integrated circuit is configured to: provide the touch data of the detected touch to the display driving IC when the detected touch corresponds to a specified touch pattern, wherein the display driving integrated circuit is configured to: specify a partial image based on the touch data; and output the specific partial image to the display panel, wherein the specific partial image comprises a user interface, UI, object linked to another partial image, the touch sensor is further configured to detect a specified touch pattern selecting the UI object, the touch sensor integrated circuit is further configured to provide touch data of the detected specified touch pattern to the display driving integrated circuit, and the display driving integrated circuit is further configured to switch the partial image to the another partial image linked to the UI object in response to receiving data of the detected specified touch pattern from the touch sensor integrated circuit while the host processor operates in a sleep status. provide the touch data of the detected touch to the display driving IC when the detected touch corresponds to a specified touch pattern, wherein the display driving integrated circuit is configured to: specify a partial image based on the touch data; and output the specific partial image to the display panel, wherein the specific partial image comprises a user interface, UI, object linked to another partial image, the touch sensor is further configured to detect a specified touch pattern selecting the UI object, the touch sensor integrated circuit is further configured to provide touch data of the detected specified touch pattern to the display driving integrated circuit, and the display driving integrated circuit is further configured to switch the partial image to the another partial image linked to the UI object in response to receiving data of the detected specified touch pattern from the touch sensor integrated circuit while the host processor operates in a sleep status. specify a partial image based on the touch data; and output the specific partial image to the display panel, wherein the specific partial image comprises a user interface, UI, object linked to another partial image, the touch sensor is further configured to detect a specified touch pattern selecting the UI object, the touch sensor integrated circuit is further configured to provide touch data of the detected specified touch pattern to the display driving integrated circuit, and the display driving integrated circuit is further configured to switch the partial image to the another partial image linked to the UI object in response to receiving data of the detected specified touch pattern from the touch sensor integrated circuit while the host processor operates in a sleep status.