In a message dated 30/09/97 13:04:17, you write: << Where 1 - Gnd 2 - Vdd 3 - Vo 4 - RS 5 - R/W 6 - E 7 to 14 - DB0 to DB7 15, 16 - NC Hope this helps, Niki >> 15 and 16 ov and 5v for led back lighting didnt we do this one last month ! Steve.....