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ÔÚlinuxϵͳÉÏͬÑù¿ÉÒÔÅäÖô®¿Ú£¬Ê¹Óô®¿ÚÀ´ÓëÆäËûÉ豸½øÐÐͨÐÅ¡£
ÔÚÅäÖô®¿ÚÇ°£¬ÎÒÃÇÓÐÈ¡µÃlinuxϵͳµÄrootȨÏÞ£¬Õâ¸öºÜÖØÒª¡£·ñÔòÎÞ·¨Íê³ÉÏÂÃæ²½Öè¡£
1.Çл»µ½rootÓû§.
[root@localhost ~]#su root
2. ²éÕÒÓÐЧµÄ´®É豸.
[root@localhost ~]#cat /proc/devices
Character devices:
  1 mem
  4 /dev/vc/0
  4 tty
  4 ttyS                                    (Õâ¸öÊÇ´®¿ÚÉ豸)
  5 /dev/tty
  5 /dev/console
  5 /dev/ptmx
  6 lp
  7 vcs
 10 misc
 13 input
 21 sg
 29 fb
128 ptm
136 pts
180 usb
189 usb_device
253 usb_endpoint
254 pcmcia
Èç¹ûÊÇÆÕͨ´®¿ÚÉ豸, É豸Ãûǰ׺ΪttyS, µÚÒ»´®¿ÚΪttyS0, µÚ¶þ´®¿ÚΪttyS1,ÒÀ´ÎÀàÍÆ.
3. ÅäÖÃttySÉ豸
[root@localhost ~]#minicom -s ttyS0
»á³öÏÖÒ»¸öconfiguration´°¿Ú,
©°©¤©¤[configuration]©¤©¤©¤©¤©´
©¦ Filenames and paths ©¦
©¦ File transfer protocols ©¦
©¦ Serial port setup ©¦                                                 £¨´®¿ÚÅäÖÃÑ¡Ï
©¦ Modem and dialing ©¦
©¦ Screen and keyboard ©¦
©¦ Save setup as ttyS0 ©¦
©¦ Save setup as.. ©¦
©¦ Exit ©¦
©¦ Exit from Minicom ©¦
©¸©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¼
Ñ¡ÔñSerial port setupÅäÖÃ. »á³öÏÖÈçÏ´°¿Ú:
©°©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©¤©´
©¦ A - Serial Device : /dev/ttyS0                               £¨É豸Ãû³Æ£©
©¦ B - Lockfile Location : /var/lock
©¦ C - Callin Program :
©¦ D - Callout Program


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