Ming, If you "flipp" the filter on top of the LCD it will invert. HŠlsningar/ Regards, Bjarne Nebelong -----Ursprungligt meddelande----- FrŚn: minhong [mailto:minhong@SFU.CA] Skickat: den 24 september 1999 18:14 Till: PICLIST@MITVMA.MIT.EDU €mne: LCD Does anyone know if it's possible to invert contrast (making background dark and text light)on a normal character LCD display (the standard 14-pin version with 3 control pins and 8 data pins) ? I read the data book for those LCDs and can't find any reference on this. Thanks a lot, Ming