> that is something I wouldn't care about. I think nobody will want to > determine the transfer rate from the emitted light. More of a problem is that if you know the baud rate and have a camera you can measure the number of bytes transmitted ? Alan -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html