Yes, we have implemented Modbus (RTU) on many project with PIC 16C65 and PIC16C74. You can find all the documentation about Modbus at http://www.modicon.com/techpubs/toc7.html Didier ---------- > From: Ross McKenzie > To: PICLIST@MITVMA.MIT.EDU > Subject: MODBus > Date: lundi 7 juillet 1997 4:49 > > Hi everyone, > > Does anyone have experience of PICs with MODBus? > > Regards, > > Ross McKenzie > Melbourne Australia