S3C2440 蓝牙适配器

参数：
兼容Bluetooth V1.2/2.0；
支持Bluetooth V2.0+EDR；
内置天线；
有效通讯距离20米；
支持S3C2440/S3C2410/PXA270/PXA300平台；

一：s3c2440开发板通过蓝牙手机联网：
[root@WEIYAN /]$ /etc/init.d/dbus start
[root@WEIYAN /]$ /etc/init.d/bluetooth start

[root@WEIYAN /]$ hciconfig hci0 up
[root@WEIYAN /]$ hciconfig
hci0:   Type: USB
        BD Address: 2C:3D:4F:04:10:60 ACL MTU: 339:6 SCO MTU: 180:1
        UP RUNNING PSCAN ISCAN
        RX bytes:637 acl:0 sco:0 events:16 errors:0
        TX bytes:60 acl:0 sco:0 commands:13 errors:0

扫描蓝牙设备
[root@WEIYAN /]$ hcitool scan
Scanning ...
        00:1D:28:27:F7:C8       2008.

[root@WEIYAN /]$ passkey-agent --default /usr/bin/bt-pin &

连接蓝牙手机
[root@WEIYAN /]$ rfcomm connect hci0 00:1D:28:27:F7:C8 7 &

利用蓝牙手机进行PPP拨号上网
[root@WEIYAN /]$ pppd call gprs
Initializing modem
Setting APN
Dialing...
Serial connection established.
using channel 2
Using interface ppp0
Connect: ppp0 <--> /dev/rfcomm0
sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x76d171f4> <pcomp> <accomp>]
rcvd [LCP ConfReq id=0x2 <auth chap MD5> <accomp> <pcomp> <asyncmap 0x0> <magic 0xca0427c4>]
sent [LCP ConfAck id=0x2 <auth chap MD5> <accomp> <pcomp> <asyncmap 0x0> <magic 0xca0427c4>]
rcvd [LCP ConfAck id=0x1 <asyncmap 0x0> <magic 0x76d171f4> <pcomp> <accomp>]
rcvd [CHAP Challenge id=0x0 <c4ade27330a92ecf5c653aeb48e106c7f41d92636019debf8cd5eadb7851b6b7248d425390898eafbc459acba8c1>, name = "Kermit"]
sent [CHAP Response id=0x0 <870e6184c4f1f1fd3336bc8e94a567ed>, name = "wap"]
rcvd [CHAP Success id=0x0 "Congratulations!"]
CHAP authentication succeeded: Congratulations!
CHAP authentication succeeded
sent [IPCP ConfReq id=0x1 <compress VJ 0f 01> <addr 0.0.0.0>]
rcvd [IPCP ConfReq id=0x1]
sent [IPCP ConfNak id=0x1 <addr 0.0.0.0>]
rcvd [IPCP ConfNak id=0x1 <addr 10.55.47.86>]
sent [IPCP ConfReq id=0x2 <compress VJ 0f 01> <addr 10.55.47.86>]
rcvd [IPCP ConfReq id=0x2]
sent [IPCP ConfAck id=0x2]
rcvd [IPCP ConfAck id=0x2 <compress VJ 0f 01> <addr 10.55.47.86>]
Could not determine remote IP address: defaulting to 10.64.64.64
local  IP address 10.55.47.86
remote IP address 10.64.64.64
login[496]: root login on 'pts/1'

查看ppp网络状态，连接正常
[root@WEIYAN /]$ ifconfig ppp0
ppp0      Link encap:Point-to-Point Protocol
          inet addr:10.55.42.248  P-t-P:10.64.64.64  Mask:255.255.255.255
          UP POINTOPOINT RUNNING NOARP MULTICAST  MTU:1500  Metric:1
          RX packets:4 errors:0 dropped:0 overruns:0 frame:0
          TX packets:4 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:3
          RX bytes:34 (34.0 B)  TX bytes:46 (46.0 B)

二：s3c2440开发板使用蓝牙互联，可与wince,xp互联

A: 作为主机，等待连接
[root@WEIYAN /]$ pand --listen --role NAP --master
[root@WEIYAN /]$ ifconfig bnep0 192.168.2.11

B: 作为从机，主动连接
[root@WEIYAN /]$ pand --connect 2C:3D:4F:04:10:60 --role NAPU
[root@WEIYAN /]$ ifconfig bnep0 192.168.2.22

ping测试
[root@WEIYAN /]$ ping 192.168.2.11
PING 192.168.2.11 (192.168.2.11): 56 data bytes
64 bytes from 192.168.2.11: seq=0 ttl=64 time=76.278 ms
64 bytes from 192.168.2.11: seq=1 ttl=64 time=38.562 ms
64 bytes from 192.168.2.11: seq=2 ttl=64 time=37.854 ms
64 bytes from 192.168.2.11: seq=3 ttl=64 time=38.241 ms
^C
--- 192.168.2.11 ping statistics ---
4 packets transmitted, 4 packets received, 0% packet loss
round-trip min/avg/max = 37.854/47.733/76.278 ms

tftp下载测试
[root@WEIYAN /]$ tftp -g -r u-boot.bin 192.168.2.11
[root@WEIYAN /]$ ll u-boot.bin
-rw-r--r--    1 root     root       122776 Sep  1 14:32 u-boot.bin