Display device, method of display driving, and non-transitory computer-readable medium

A display device comprising:

• a display unit having a screen with self-luminous elements arranged;
• a display driver configured to drive the display unit so that the display unit performs display based on display data onto the screen;
• and
• a display-data generator configured to, upon an update of the display data, transfer a screenful of update display data to the display driver,
• wherein the display driver includes
• a light-emission controller configured to control the self-luminous elements to emit light, and
• a memory storing a screenful of the update display data,
• after a lapse of a predetermined time period from a driving stop time, the display driver reads the update display data stored in the memory and then uses the update display data to drive the screen, the driving stop time being a time when the display unit is stopped from driving based on the update display data, and
• the display driver causes the self-luminous elements of the display unit to emit light, even during a display update or no display update performed on the display driver by the display-data generator.