Yo Jim! On Mon, 24 Sep 2012 20:49:42 -0500 Jim Thompson wrote: > > On Sep 24, 2012, at 5:32 PM, Gary E. Miller wrote: > > > Yo Jim! > > > > On Sun, 23 Sep 2012 00:07:43 -0500 > > Jim Thompson wrote: > > > >> They don't work that we'll on FreeBSD. > > > > Really? First I've heard of it. What's the issue? > > In a word: jitter And how much jitter? The lack of RFC2783 should not be noticeable since the jitter on the USB serial is so large. RFC2783 helps in the micro Second range and the USB serial is in the milli Second range. So with, and without you are going to get about 1 milli Second jitter. So, what problem are you pointing up with *BSD? > Compare: > http://fxr.watson.org/fxr/source/dev/uart/uart_core.c?v=FREEBSD9 > and > http://fxr.watson.org/fxr/source/dev/sio/sio.c?v=FREEBSD9 > and > http://fxr.watson.org/fxr/source/pc98/cbus/sio.c?v=FREEBSD9 > > to anything found in > > http://fxr.watson.org/fxr/source/dev/usb/serial/?v=FREEBSD9 Not sure what you are trying to show me. RGDS GARY --------------------------------------------------------------------------- Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97701 gem@rellim.com Tel:+1(541)382-8588