源码另外上传了，学习交流！ Usage: tip [-h?eonxrc78] [-s speed] [-l device] [device] -h? this help -7 7 data bits -8 8 data bits (default) -e even parity -o odd parity -n no parity (default) -s baud rate (default 9600) -c use clo cal mode (no disconnect) -l device to use -x use software flow (xon/xoff) -r use hardware flow (rts/cts) -f pass xon/xoff flow control to remote cal mode (no disconnect) -l device to use -x use software flow (xon/xoff) -r use hardware flow (rts/cts) -f pass xon/xoff flow control to remote