A selection arrangement is provided for selecting one bit of {HEAD ~ display information data} out of a plurality of bits of display information data to be read out of the memories and a selection controller is provided for specifying the one bit of display information data to be selected by the selection arrangement so as to enable read out of {TAIL ~ each one bit} of the plurality of bits in a predetermined time sequence corresponding to one horizontal perioid divided by N for display, where N is an integer of at least two 
A selection arrangement is provided for selecting one bit of { HEAD ~ display information data } out of a plurality of bits of display information data to be read out of the memories and a selection controller is provided for specifying the one bit of display information data to be selected by the selection arrangement so as to enable read out of { TAIL ~ each one bit } of the plurality of bits in a predetermined time sequence corresponding to one horizontal perioid divided by N for display , where N is an integer of at least two
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH