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--- products:sbc:vim4:configurations:usb-gadget [2022/12/12 20:16]
nick created
+++ products:sbc:vim4:configurations:usb-gadget [2025/08/17 23:24] (current)
nick
@@ Line 1: / Line 1: @@
+{{indexmenu_n>30}}
 ====== VIM4 USB Gadget ======
@@ Line 4: / Line 6: @@
 {{page>/products/sbc/common/configurations/usb-gadget&noheader}}
+===== Usage of ADB =====
+Try to access the devices via adb.
+```shell
+$ adb kill-server
+$ adb devices
+* daemon not running; starting now at tcp:5037
+* daemon started successfully
+List of devices attached
+c819990    device
+$ adb shell
+root@Khadas:/#
+root@Khadas:/#
+root@Khadas:/#
+root@Khadas:/#
+```
+===== RNDIS Setup IP Address =====
+Enable RNDIS:
+Edit ''/usr/local/bin/usb-gadget'' to uncomment ''#ln -s $F_RNDIS $GADGET/configs/c.1/'' and reboot.
+```diff
+diff --git a/usr/local/bin/usb-gadget b/usr/local/bin/usb-gadget
+index 299569f0..520a9b9a 100755
+--- a/usr/local/bin/usb-gadget
++++ b/usr/local/bin/usb-gadget
+@@ -57,7 +57,7 @@ echo "RNDIS" > $F_RNDIS/os_desc/interface.rndis/compatible_id
+ echo "5162001" > $F_RNDIS/os_desc/interface.rndis/sub_compatible_id
+ # Bind function to configuration
+-#ln -s $F_RNDIS $GADGET/configs/c.1/
++ln -s $F_RNDIS $GADGET/configs/c.1/
+ ln -s $GADGET/configs/c.1/ $GADGET/os_desc
+ # Enable the Gadget
+```
+Setup IP address manyally, e.g. setup IP address as ''192.168.35.100''
+```shell
+sudo ifconfig usb0 192.168.35.100 up
+```
+You also need to setup the IP address on your PC, e.g. ''192.168.35.110''
+Check network connection:
+```shell
+khadas@Khadas:~$ ping -I usb0 192.168.35.110
+PING 192.168.35.110 (192.168.35.110) from 192.168.35.100 usb0: 56(84) bytes of data.
+bytes from 192.168.35.110: icmp_seq=1 ttl=64 time=1.19 ms
+bytes from 192.168.35.110: icmp_seq=2 ttl=64 time=1.33 ms
+bytes from 192.168.35.110: icmp_seq=3 ttl=64 time=1.21 ms
+bytes from 192.168.35.110: icmp_seq=4 ttl=64 time=1.22 ms
+bytes from 192.168.35.110: icmp_seq=5 ttl=64 time=1.28 ms
+^C
+--- 192.168.35.110 ping statistics ---
+packets transmitted, 5 received, 0% packet loss, time 4007ms
+rtt min/avg/max/mdev = 1.193/1.245/1.328/0.050 ms
+```
+===== Troubleshooting =====
+If adb not work on windows, you can edit ''/usr/local/bin/usb-gadget'' to comment ''ln -s $F_RNDIS $GADGET/configs/c.1/'' and reboot.
+```diff
+diff --git a/usr/local/bin/usb-gadget b/usr/local/bin/usb-gadget
+index 299569f0..520a9b9a 100755
+--- a/usr/local/bin/usb-gadget
++++ b/usr/local/bin/usb-gadget
+@@ -57,7 +57,7 @@ echo "RNDIS" > $F_RNDIS/os_desc/interface.rndis/compatible_id
+ echo "5162001" > $F_RNDIS/os_desc/interface.rndis/sub_compatible_id
+ # Bind function to configuration
+-#ln -s $F_RNDIS $GADGET/configs/c.1/
++ln -s $F_RNDIS $GADGET/configs/c.1/
+ ln -s $GADGET/configs/c.1/ $GADGET/os_desc
+ # Enable the Gadget
+```

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