Why not? You should take care when writing 8b accesses to 32b registers. Otherwise 8051 also has ports... Marko On Friday 18 July 2003 20:26, egan_nc@yahoo.com wrote: > Hi, > Can I use GPIO IP core for OC8051? > Thanks, > EngGan -- To unsubscribe from cores mailing list please visit http://www.opencores.org/mailinglists.shtml