Patent ID: 6937223

Claim:
A driver which has a storage device for storing display data and drives a display section based on the display data, wherein the storage device comprises: a plurality of memory cells; a plurality of first word lines, one of which is selected to write the display data to part of the memory cells; a plurality of second word lines paired with the respective first word lines, one of the second word lines being selected to readout the display data in part of the memory cells; a plurality of first bit lines to be used for writing the display data to part of the memory cells associated with a selected one of the first word lines; a plurality of second bit lines paired with the respective first bit lines and to be used for reading out the display data in part of the memory cells associated with a selected one of the second word lines; a pre-charging circuit which pre-charges the second bit lines; a plurality of first switching elements provided on pre-charging paths between the pre-charging circuit and the second bit lines; and a plurality of first control lines which controls on/off state of the first switching elements according to timing of reading out the display data stored in the respective memory cells.