Memory circuit for display apparatus

A memory circuit for a display apparatus is required to rewrite a display memory with a clear data as a clear data operation. During the clear data operation, an address counter produces address information for accessing the display memory in response to a clock signal that has a clock rate higher t...

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Bibliographische Detailangaben
Hauptverfasser: WAKABAYASHI, TOSHIRO
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A memory circuit for a display apparatus is required to rewrite a display memory with a clear data as a clear data operation. During the clear data operation, an address counter produces address information for accessing the display memory in response to a clock signal that has a clock rate higher than that a clock signal which is used during a normal operation in which the display memory is rewritten with display data or subject to a data read operation.