Patent ID: 8723858

Claim:
A control device comprising: a writing device that writes an image according to image data to a plurality of pixels that compose a display section, each of the plurality of pixels assuming one of a plurality of display states including at least a first display state and a second display state by the writing device; a specifying device that specifies a group of pixels that is subject to refreshing among the plurality of pixels; and a refresh processing device that performs refreshing for the group of pixels when a count of the number of times of image writing performed by the writing device with respect to the group of pixels specified by the specifying device since the last refreshing is equal to or greater than a threshold value, wherein the threshold value is representative of a predetermined count representing the number of times that writing is performed, with respect to at least one pixel among the group of pixels specified by the specifying device, from the first display state to the second display state, and the number of times that writing is performed, with respect to at least one pixel among the group of pixels specified by the specifying device, from the second display state to the first display state, wherein, while the refresh processing device is performing refreshing, the writing device does not perform image writing with respect to the group of pixels that is subject to the refreshing, but performs image writing with respect to a group of pixels that is not subject to the refreshing.