Only I2C implementations in SILICON (custom or ASIC) are subject to royalty. Users of that silicon or software implementations do not have to pay any royalty. Rgds, Brian. ______________________________ Reply Separator _________________________________ Subject: IIC Royalties? Author: Todd Peterson at Internet_Exchange Date: 9/16/96 10:28 PM At 03:17 PM 9/16/96 -0500, you wrote: >[2] Use of hardware to perform I2C functions may require payment of royalties > to Phillips. Anyone know for sure on this one??? I know that forgiveness comes easier than permission, but... Thanks, Todd Peterson E-LAB Digital Engineering, Inc.