Hello, John Covici, on mar. 02 mai 2017 19:05:15 -0400, wrote: > Make sure that the modem lines rts-cts are also properly switched. Mmm, I'm afraid we forgot to set that. It seems RTS/CTS flow control is not enabled by default. So in ttyio we'd need to call tty_set_termios. See how set_termios gets the current value, on which we just need to termios.c_cflag |= CRTSCTS before calling tty_set_termios. Samuel _______________________________________________ Speakup mailing list Speakup@xxxxxxxxxxxxxxxxx http://linux-speakup.org/cgi-bin/mailman/listinfo/speakup