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Display driving circuit for displaying character on display panel

  • US 6,246,388 B1
  • Filed: 05/10/1999
  • Issued: 06/12/2001
  • Est. Priority Date: 05/14/1998
  • Status: Expired due to Term
First Claim
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1. A display driving circuit for displaying a predetermined character on a display panel, comprising:

  • a shift register for serially receiving display data during a period when an operation enable signal remains at one logical level;

    a latch circuit for latching the display data from said shift register in synchronism with a timing at which the operation enable signal changes from the one logical level to another logical level;

    a display memory for being written the display data from said latch circuit; and

    a panel driving circuit for displaying on the display panel a character corresponding to the display data read from said display memory.

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