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linuxϵͳµ¥Íø¿¨°ó¶¨Ë«IPµÄ·½·¨
1. ½øÈëĿ¼£º
cd /etc/sysconfig/network-scripts/
2. ʹÓÃviÃüÁî±à¼­ifcfg-eth0£¬ÈçÏ£º
# Advanced Micro Devices [AMD] 79c970 [PCnet32 LANCE]
DEVICE=eth0
BOOTPROTO=static
BROADCAST=192.168.0.255
HWADDR=00:0C:29:25:96:A3
#µÚ1¸öIP
IPADDR=192.168.0.2
NETMASK=255.255.255.0
NETWORK=192.168.0.0
ONBOOT=yes
GATEWAY=192.168.0.1
3. ±£´æÍ˳ö£¬È»ºóÔÙ¿½±´Ò»¸öifcfg-eth0£¬È磺
cp ifcfg-eth0 ifcfg-eth1
4. ʹÓÃviÃüÁî±à¼­ifcfg-eth1£¬È磺
# Advanced Micro Devices [AMD] 79c970 [PCnet32 LANCE]
#×¢Ò⣺É豸»¹ÊÇeth0
DEVICE=eth0
BOOTPROTO=static
BROADCAST=192.168.0.255
HWADDR=00:0C:29:25:96:A3
#µÚ¶þ¸öIP
IPADDR=192.168.0.3
NETMASK=255.255.255.0
NETWORK=192.168.0.0
ONBOOT=yes
5.ÖØÆôÍø¿¨
service network restart


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ʵսLinux Bluetooth±à³Ì£¨Èý£© HCI²ã±à³Ì

1. HCI²ãЭÒé¸ÅÊö£º
HCIÌṩһÌ×ͳһµÄ·½·¨À´·ÃÎÊBluetoothµ×²ã¡£ÈçͼËùʾ£º
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ʵսLinux Bluetooth±à³Ì£¨ËÄ£© L2CAP²ã±à³Ì

£¨L2CAPЭÒé¼ò½é£¬L2CAPÔÚBlueZÖеÄʵÏÖÒÔ¼°L2CAP±à³Ì½Ó¿Ú£©
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Logical Link Control and Adaptation Protocol(L2CAP)
Âß¼­Á¬½Ó¿ØÖƺÍÊÊÅäЭÒé (L2CAP) ΪÉϲãЭÒéÌá¹©ÃæÏòÁ¬½ÓºÍÎÞÁ¬½ÓµÄÊý¾Ý·þÎñ£¬²¢Ìṩ¶àЭÒ鹦ÄܺͷָîÖØ×é²Ù×÷¡£L2CAP ³äÐíÉϲãЭÒéºÍÓ¦ÓÃÈí¼þ´«ÊäºÍ½ÓÊÕ×î´ó³¤¶ÈΪ 64K µÄ L2CAP Ê ......

ʵսLinux Bluetooth±à³Ì(Áù) L2CAP±à³ÌʵÀý

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Signaling CommandÊÇ2¸öBluetoothʵÌåÖ®¼äµÄL2CAP²ãÃüÁî´«Êä¡£ËùÒÔµÃSignaling CommandʹÓÃCID 0x0001.
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LinuxÏ´®¿ÚÐÅÏ¢µÄ¶ÁÈ¡

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¡¡¡¡char *dev = "/dev/ttyS0"£» //´®¿Ú1
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¡¡¡¡int fd = open£¨ dev£¬ O_RDWR £©£»
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LinuxÉãÏñÍ·±à³ÌС½á

ת×Ô£ºhttp://blog.chinaunix.net/u/7547/showart_122619.html
1.open device:
      video_dev = open("\dev\video0",O_RDWR));
2.get the information of the video device
    struct video_capability video_cap;
    memset(&video_cap,0,sizeof(vid ......
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