> > > Why "no go" ? > Can't you use the ninth data bit as an extra stop bit ? > > When I wrote that, I had not realised the utility of the 9th bit as a 2nd stop bit. > > I have used this converter in other application (i.e. NOT my > > circuits) without issue in the past. > > Same speed ? Same burst data size (aprox 100 bytes) ? > No, not the same speed. The majority of use that this converter has had is = a direct interface to a GPS unit which is 4800 8N1. That has performed flawlessly. > > If you lower the speed, does it become stable ? > -- > > I'm going to try that shortly. I settled on 57600 because it has enough headroom for the amount of data I will eventually be wanting to send, and because the BRG calculation results in quite a low error. Some of the lower speeds are out by a considerably larger margin. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .