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--- products:sbc:vim3:configurations:usb-gadget [2022/10/28 03:21]
nick
+++ products:sbc:vim3:configurations:usb-gadget [2024/10/15 23:49] (current)
nick [Usage of ADB]
@@ Line 12: / Line 12: @@
 ==== Configure DTS Overlays ====
+<tabbox VIM3/3L with 4.9 kernel>
+Take VIM3 as an example.
 Open ''/boot/env.txt'':
 ```shell
-khadas@khadas:~$ sudo vim /boot/env.txt
+sudo vim /boot/env.txt
 ```
@@ Line 24: / Line 28: @@
 overlays=uart3 pwm_f i2c3 os08a10 --> overlays=uart3 pwm_f i2c3 os08a10 otg-device
 ```
+<tabbox VIM3/3L with 5.15 kernel>
+Take VIM3 as an example.
+Open ''/boot/dtb/amlogic/kvim3.dtb.overlay.env'':
+```shell
+sudo vim /boot/dtb/amlogic/kvim3.dtb.overlay.env
+```
+Add ''otg-device'' to overlays node to make USB OTG Device enable:
+```
+fdt_overlays=otg-device
+```
+</tabbox>
 ==== Enable Service ====
+```shell
+sudo systemctl enable usb-gadget-khadas.service
+```
+<WRAP important >
+If you have issues, please try the extra steps below:
 ```shell
 wget https://dl.khadas.com/.fixup/libcutils.so -O /tmp/libcutils.so
 sudo cp /tmp/libcutils.so /usr/lib
-sudo systemctl enable usb-gadget-khadas.service
 ```
+</WRAP>
 Reboot to effect.
@@ Line 38: / Line 67: @@
 sync
 sudo reboot
+```
+===== RNDIS Setup IP Address =====
+Setup IP address manyally, e.g. setup IP address as ''192.168.35.100''
+```shell
+sudo ifconfig usb0 192.168.35.100 up
+```
+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 192.168.35.1 (192.168.35.1) from 192.168.35.100 usb0: 56(84) bytes of data.
+bytes from 192.168.35.110: icmp_seq=1 ttl=64 time=0.218 ms
+bytes from 192.168.35.110: icmp_seq=2 ttl=64 time=0.308 ms
+```
+===== 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
+363233573350    device
+$ adb shell
+root@Khadas:/#
+root@Khadas:/#
+root@Khadas:/#
+root@Khadas:/#
+root@Khadas:/# ls
+bin                dtb.img     lib                proc                srv
+bin.usr-is-merged  etc         lib.usr-is-merged  root                sys
+boot               home        media              run                 tmp
+dev                Image       mnt                sbin                usr
+dtb                initrd.img  opt                sbin.usr-is-merged  var
 ```

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