Bob Lunn 11/03/97 08:33 AM > I'm looking at a display with 41 segments, duplex. > Thats 2 commons and 21 segments, if I understand this > right. Anybody know of a real cheap LCD driver chip > that can bite off this much IO, with a serial interface? PCF8577C by Philips. Static or duplex drive, 32 segments, and IIC interface. Go to... http://www.semiconductors.philips.com/search/ and search for '8577' for the datasheet. ___Bob