linux下串口函数

tcgetattr(), tcsetattr(), tcdrain(),
tcflush(), tcflow(), tcsendbreak(),
cfmakeraw(), cfgetispeed(),
cfgetospeed(), cfsetispeed(),
cfsetospeed(), cfsetspeed()

SEE ALSO
reset(1), setterm(1), stty(1), tput(1), tset(1), tty(1), ioctl_console(2), ioctl_tty(2), setserial(8)