Add verification and more logging to the CP2101 support. (dm)


git-svn-id: svn://mielke.cc/main/brltty@8315 91a5dbb7-01b9-0310-9b5f-b28072856b6e
Define the CP2101 flow control fields. (dm)


git-svn-id: svn://mielke.cc/main/brltty@8316 91a5dbb7-01b9-0310-9b5f-b28072856b6e
Define the CP2101's get serial status response. (dm)


git-svn-id: svn://mielke.cc/main/brltty@8317 91a5dbb7-01b9-0310-9b5f-b28072856b6e