On Fri, May 23, 2003 at 10:25:11AM +0200, Schmidt Henning Larsen wrote: > Hi > > Can I call cyg_io_write from a DSR? No. It might try to block and you cannot block in a DSR. Andrew -- Before posting, please read the FAQ: http://sources.redhat.com/fom/ecos and search the list archive: http://sources.redhat.com/ml/ecos-discuss