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USB 无线网卡测试
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目前测试过的能用的 USB 无线网卡如下所示，其他型号的 USB 无线网卡请自行测试，如果无法使用就需要移植对应的 USB 无线网卡驱动<br> {| class="wikitable" style="width:800px;" |- | 序号 || 型号 || |- | 1 || RTL8723BU <br>支持 2.4G WIFI+BT4.0 || [[Image:Pi-5-details-pic126.png]] |- | 2 || RTL8811 <br>支持 2.4G +5G WIFI || [[Image:Pi-5-details-pic127.png]] |- | 3 || RTL8821CU <br>支持 2.4G +5G WIFI <br>支持 BT 4.2 || [[Image:Pi-5-details-pic128.png]] |} '''1、RTL8723BU 测试'''<br><br> 1) 首先将 RTL8723BU 无线网卡模块插入开发板的 USB 接口中<br><br> 2) 然后linux 系统会自动加载RTL8723BU 蓝牙和WIFI 相关的内核模块，通过 lsmod 命令可以看到下面内核模块已自动加载<br> {| class="wikitable" style="width:800px;" |- |orangepi@orangepi:~$ '''lsmod'''<br> <span style="margin-right: 150px;">Module</span><span style="margin-right: 50px;">Size </span><span style="margin-right: 45px;">Used by </span><br> <span style="margin-right: 145px;">rfcomm </span><span style="margin-right: 50px;">57344 </span><span style="margin-right: 50px;">16</span><br> <span style="margin-right: 140px;">rtl8xxxu </span><span style="margin-right: 50px;">106496</span><span style="margin-right: 30px;">0</span><br> <span style="margin-right: 135px;">rtk_btusb </span><span style="margin-right: 50px;">61440 </span><span style="margin-right: 30px;">0</span><br> |} 3) 通过 dmesg 命令可以看到 RTL8723BU 模块的加载信息<br> {| class="wikitable" style="width:800px;" |- |orangepi@orangepi:~$ '''dmesg'''<br> ......<br> [ 83.438901] usb 2-1: new high-speed USB device number 2 using ehci-platform <br> [ 83.588375] usb 2-1: New USB device found, idVendor=0bda, idProduct=b720, <br> bcdDevice= 2.00 <br> [ 83.588403] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 <br> [ 83.588422] usb 2-1: Product: 802.11n WLAN Adapter <br> [ 83.588443] usb 2-1: Manufacturer: Realtek <br> [ 83.588460] usb 2-1: SerialNumber: 00e04c000001 <br> [ 83.601974] Bluetooth: hci0: RTL: examining hci_ver=06 hci_rev=000b lmp_ver=06 <br> lmp_subver=8723 <br> [ 83.603894] Bluetooth: hci0: RTL: rom_version status=0 version=1 <br> [ 83.603920] Bluetooth: hci0: RTL: loading rtl_bt/rtl8723b_fw.bin <br> [ 83.610108] Bluetooth: hci0: RTL: loading rtl_bt/rtl8723b_config.bin <br> [ 83.611274] Bluetooth: hci0: RTL: cfg_sz 68, total sz 22564 <br> [ 83.658494] rtk_btusb: Realtek Bluetooth USB driver ver <br> 3.1.6d45ddf.20220519-142432<br> [ 83.658651] usbcore: registered new interface driver rtk_btusb <br> [ 83.667124] usb 2-1: This Realtek USB WiFi dongle (0x0bda:0xb720) is untested! <br> [ 83.667137] usb 2-1: Please report results to Jes.Sorensen@gmail.com <br> [ 83.890140] usb 2-1: Vendor: Realtek <br> [ 83.890153] usb 2-1: Product: 802.11n WLAN Adapter <br> [ 83.890159] usb 2-1: rtl8723bu_parse_efuse: dumping efuse (0x200 bytes): <br> ...... <br> [ 83.890412] usb 2-1: RTL8723BU rev E (SMIC) 1T1R, TX queues 3, WiFi=1, BT=1, <br> GPS=0, HI PA=0 <br> [ 83.890417] usb 2-1: RTL8723BU MAC: 00:13:ef:f4:58:ae <br> [ 83.890421] usb 2-1: rtl8xxxu: Loading firmware rtlwifi/rtl8723bu_nic.bin <br> [ 83.895289] usb 2-1: Firmware revision 35.0 (signature 0x5301)<br> [ 84.050893] Bluetooth: hci0: RTL: fw version 0x0e2f9f73 <br> [ 84.266905] Bluetooth: RFCOMM TTY layer initialized <br> [ 84.266949] Bluetooth: RFCOMM socket layer initialized <br> [ 84.266999] Bluetooth: RFCOMM ver 1.11 <br> [ 84.884270] usbcore: registered new interface driver rtl8xxxu <br> [ 84.912046] rtl8xxxu 2-1:1.2 wlx0013eff458ae: renamed from wlan0<br> |} 4) 然后通过 '''sudo ifconfig''' 命令可以看到 RTL8723BU WIFI 的设备节点，WIFI 的连接和测试方法请参看 <span style="color:#0066CC;">[[WIFI 连接测试 | WIFI 连接测试]]</span>一节，这里不再赘述<br> {| class="wikitable" style="width:800px;" |- |orangepi@orangepi:~$ '''sudo ifconfig wlx0013eff458ae'''<br> wlx0013eff458ae: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500<br> :ether 00:13:ef:f4:58:ae txqueuelen 1000 (Ethernet) RX packets 0 bytes 0 (0.0 B)<br> :RX errors 0 dropped 0 overruns 0 frame 0<br> :TX packets 0 bytes 0 (0.0 B)<br> :TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 |} 5) 然后通过 '''hciconfig''' 命令可以看到 USB 的蓝牙设备<br> {| class="wikitable" style="width:800px;" |- |orangepi@orangepi:~$ '''sudo apt update && sudo apt install bluez'''<br> orangepi@orangepi:~$ '''hciconfig'''<br> hci0: Type: Primary Bus: '''<span style="color:#FF0000">USB</span>'''<br> :BD Address: 00:13:EF:F4:58:AE ACL MTU: 820:8 SCO MTU: 255:16 <br> :DOWN<br> :RX bytes:1252 acl:0 sco:0 events:125 errors:0<br> :TX bytes:23307 acl:0 sco:0 commands:125 errors:0 |} 6) 在桌面中也可以看到出现了蓝牙图标，此时蓝牙还未打开，所以会显示一个红色的 '''<span style="color:#FF0000">x</span>'''<br><br> [[Image:Pi-5-details2-pic01.png]]<br><br> 7) 点击 '''Turn Bluetooth On''' 可以打开蓝牙<br><br> [[Image:Pi-5-details2-pic02.png]]<br><br> 8) 打开蓝牙后的显示如下所示<br><br> [[Image:Pi-5-details2-pic03.png]]<br><br> 9) 蓝牙的测试方法请参看<span style="color:#0066CC;">[[蓝牙使用方法 | 蓝牙使用方法]]</span>一节，这里不再赘述<br><br> '''2、RTL8811 测试'''<br><br> 1) 首先将 RTL8811 无线网卡模块插入开发板的 USB 接口中<br><br> 2) 然后 linux 系统会自动加载 RTL8811 WIFI 相关的内核模块，通过 lsmod 命令可以看到下面内核模块已自动加载<br> {| class="wikitable" style="width:800px;" |- |orangepi@orangepi:~$ '''lsmod'''<br> <span style="margin-right: 150px;">Module</span><span style="margin-right: 50px;">Size </span><span style="margin-right: 45px;">Used by </span><br> <span style="margin-right: 150px;">8821cu </span><span style="margin-right: 50px;">1839104 </span><span style="margin-right: 50px;">0</span><br> |} 3) 通过 dmesg 命令可以看到 RTL8811 模块的加载信息<br> {| class="wikitable" style="width:800px;" |- |orangepi@orangepi:~$ '''dmesg'''<br> [ 118.618194] usb 2-1: new high-speed USB device number 2 using ehci-platform<br> [ 118.767152] usb 2-1: New USB device found, idVendor=0bda, idProduct=c811, bcdDevice= 2.00<br> [ 118.767181] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 118.767199] usb 2-1: Product: 802.11ac NIC<br> [ 118.767219] usb 2-1: Manufacturer: Realtek<br> [ 118.767235] usb 2-1: SerialNumber: 123456<br> [ 119.500530] usbcore: registered new interface driver rtl8821cu<br> [ 119.525498] rtl8821cu 2-1:1.0 wlx1cbfced9d260: renamed from wlan0 |} 4) 然后通过 '''sudo ifconfig''' 命令可以看到 WIFI 的设备节点，WIFI 的连接和测试方法请参看 <span style="color:#0066CC;">[[WIFI 连接测试 | WIFI 连接测试]]</span>一节，这里不再赘述<br> {| class="wikitable" style="width:800px;" |- |orangepi@orangepi:~$ '''sudo ifconfig wlx1cbfced9d260'''<br> wlx1cbfced9d260: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500 <br> :ether 1c:bf:ce:d9:d2:60 txqueuelen 1000 (Ethernet)<br> :RX packets 0 bytes 0 (0.0 B)<br> :RX errors 0 dropped 0 overruns 0 frame 0<br> :TX packets 0 bytes 0 (0.0 B) :TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0<br> |} '''3、RTL8821CU 测试'''<br><br> 1) 首先将 rtl8821cu 无线网卡模块插入开发板的 usb 接口中<br><br> 2) 然后使用 '''lsusb''' 命令就可以看到 rtl8821cu usb wifi 模块的设备信息，请确保 USB模块没有处于 Driver CDROM Mode<br> {| class="wikitable" style="width:800px;" |- | orangepi@orangepi:~$ '''lsusb | grep "Realtek"'''<br> Bus 002 Device 003: ID 0bda:c820 Realtek Semiconductor Corp. 802.11ac NIC |} {| class="wikitable" style="width:800px;background-color:#ffffdc;" |- | orangepi@orangepi:~$ '''lsusb | grep "Realtek"'''<br> Bus 002 Device 002: ID 0bda:1a2b Realtek Semiconductor Corp. RTL8188GU 802.11n WLAN Adapter '''<span style="color:#0066CC;">(Driver CDROM Mode)</span>'''<br><br> '''如果 lsusb 命令看到的 USB WIFI 模块处于 Driver CDROM Mode，请重新拔插下 USB WIFI 模块。如果还不行，请手动执行下面的命令切换下模式：'''<br><br> orangepi@orangepi:~$ '''sudo usb_modeswitch -KW -v 0bda -p 1a2b''' |} 3) linux 系统会自动加载 rtl8821cu 蓝牙和 wifi 相关的内核模块，通过 lsmod 命令可以看到下面内核模块已自动加载<br> {| class="wikitable" style="width:800px;" |- |orangepi@orangepi:~$ '''lsmod'''<br> <span style="margin-right: 150px;">Module</span><span style="margin-right: 50px;">Size </span><span style="margin-right: 45px;">Used by </span><br> <span style="margin-right: 150px;">8821cu</span><span style="margin-right: 50px;">1839104 </span><span style="margin-right: 50px;">0</span><br> <span style="margin-right: 140px;">rtk_btusb </span><span style="margin-right: 50px;">61440 </span><span style="margin-right: 30px;">0</span><br> |} 4) 通过 dmesg 命令可以看到 rtl8821cu 模块的加载信息<br> {| class="wikitable" style="width:800px;" |- |orangepi@orangepi:~$ '''dmesg'''<br> ......<br> [ 57.083693] usb 2-1: new high-speed USB device number 2 using ehci-platform<br> [ 57.231888] usb 2-1: New USB device found, idVendor=0bda, idProduct=1a2b, bcdDevice= 2.00<br> [ 57.231916] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [ 57.231937] usb 2-1: Product: DISK<br> [ 57.242594] usb-storage 2-1:1.0: USB Mass Storage device detected [ 57.245674] scsi host0: usb-storage 2-1:1.0<br> [ 58.069172] usb 2-1: USB disconnect, device number 2<br> [ 58.440025] usb 2-1: new high-speed USB device number 3 using ehci-platform<br> [ 58.587819] usb 2-1: New USB device found, idVendor=0bda, idProduct=c820, bcdDevice= 2.00<br> [ 58.587827] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 58.587833] usb 2-1: Product: 802.11ac NIC<br> [ 58.587838] usb 2-1: Manufacturer: Realtek<br> [ 58.587844] usb 2-1: SerialNumber: 123456<br> [ 58.610463] rtk_btusb: Realtek Bluetooth USB driver ver 3.1.6d45ddf.20220519-142432<br> [ 58.610656] usbcore: registered new interface driver rtk_btusb<br> [ 58.634631] Bluetooth: hci0: RTL: examining hci_ver=08 hci_rev=000c lmp_ver=08 lmp_subver=8821<br> [ 58.636729] Bluetooth: hci0: RTL: rom_version status=0 version=1 <br> [ 58.636740] Bluetooth: hci0: RTL: loading rtl_bt/rtl8821c_fw.bin<br> [ 58.664190] Bluetooth: hci0: RTL: loading rtl_bt/rtl8821c_config.bin <br> [ 58.664746] Bluetooth: hci0: RTL: cfg_sz 10, total sz 31990<br> [ 59.122471] Bluetooth: hci0: RTL: fw version 0x829a7644<br> [ 59.265513] usbcore: registered new interface driver rtl8821cu<br> [ 59.280119] rtl8821cu 2-1:1.2 wlx90de80521825: renamed from wlan0 |} 5) 然后通过 '''sudo ifconfig''' 命令可以看到 rtl8821cu wifi 的设备节点，wifi 的连接和测试方法请参看 <span style="color:#0066CC;">[[WIFI 连接测试 | WIFI 连接测试]]</span>一节，这里不再赘述<br> {| class="wikitable" style="width:800px;" |- |orangepi@orangepi:~$ '''sudo ifconfig wlx90de80521825'''<br> wlx90de80521825: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500<br> :ether 00:13:ef:f4:58:ae txqueuelen 1000 (Ethernet) <br> :RX packets 0 bytes 0 (0.0 B)<br> :RX errors 0 dropped 0 overruns 0 frame 0<br> :TX packets 0 bytes 0 (0.0 B)<br> :TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 |} 6) 然后通过 '''hciconfig''' 命令可以看到 USB 的蓝牙设备<br> {| class="wikitable" style="width:800px;" |- |orangepi@orangepi:~$ '''sudo apt-get update && sudo apt-get install -y bluez'''<br> orangepi@orangepi:~$ '''hciconfig'''<br> hci0: Type: Primary Bus: '''<span style="color:#FF0000">USB</span>'''<br> :BD Address: 00:13:EF:F4:58:AE ACL MTU: 820:8 SCO MTU: 255:16 <br> :DOWN<br> :RX bytes:1252 acl:0 sco:0 events:125 errors:0<br> :TX bytes:23307 acl:0 sco:0 commands:125 errors:0 |} 7) 在桌面中也可以看到出现了蓝牙图标，此时蓝牙还未打开，所以会显示一个红色的 '''<span style="color:#FF0000">x</span>'''<br><br> [[Image:Pi-5-details2-pic04.png]]<br><br> 8) 点击 Turn Bluetooth On 可以打开蓝牙<br><br> [[Image:Pi-5-details2-pic05.png]]<br><br> 9) 打开蓝牙后的显示如下所示<br><br> [[Image:Pi-5-details2-pic06.png]]<br><br> 蓝牙的测试方法请参看<span style="color:#0066CC;">[[蓝牙使用方法 | 蓝牙使用方法]]</span>一节，这里不再赘述<br><br>
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