It is usually due to reflections from multiple loads. You can reduce the glitch by playing with serial and parallel resistors on each branch. Thanks, Ke www.ksolution.org ----- Original Message ---- From: Jimmy <jimds@xxxxxxxxxx> To: SI Connections <si-list@xxxxxxxxxxxxx> Sent: Thursday, August 28, 2008 8:34:28 AM Subject: [SI-LIST] Glitch > From: Omegaman > Date: August 28, 2008 10:30:03 AM CDT > To: SI Connections <si-list@xxxxxxxxxxxxx> > Subject: Glitch > > Would anyone care to threorize as to what might be causing this > glitch? > > This is the rising edge of a 100 KHz clock on a 2 wire bi- > directional bus. There are 4 loads on this bus. > > Thanks for your responses. > > > > > > Omegaman ------------------------------------------------------------------ To unsubscribe from si-list: si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field or to administer your membership from a web page, go to: //www.freelists.org/webpage/si-list For help: si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field List technical documents are available at: http://www.si-list.net List archives are viewable at: //www.freelists.org/archives/si-list or at our remote archives: http://groups.yahoo.com/group/si-list/messages Old (prior to June 6, 2001) list archives are viewable at: http://www.qsl.net/wb6tpu ------------------------------------------------------------------ To unsubscribe from si-list: si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field or to administer your membership from a web page, go to: //www.freelists.org/webpage/si-list For help: si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field List technical documents are available at: http://www.si-list.net List archives are viewable at: //www.freelists.org/archives/si-list or at our remote archives: http://groups.yahoo.com/group/si-list/messages Old (prior to June 6, 2001) list archives are viewable at: http://www.qsl.net/wb6tpu