I am trying to make the Luckfox Pico Max receive Bulk transfer commands from the USB host, execute the commands, and return the results to the USB host via Bulk transfer. There is an option called NTB in /etc/init.d/S50usbdevice , and I am planning to test using this. However, after changing NTB_EN=...

Thank you for explaining how to enable the ACM functionality.
After following the procedure, I was able to confirm that it is working properly.

By default, RNDIS and ADB are enabled on the Luckfox Pico Max. I would like to know how to configure the USB Gadget to enable ACM. Even after changing the setting to ACM_EN=on in /etc/init.d/S50usbdevice and rebooting, ACM is still not enabled. I would appreciate advice from anyone who has successfu...

Can I use tesseract OCR on Luckfox Pico Max?
If so, can anyone give me a simple explanation of how to do it?

I compiled and ran the QR code recognition program using zxing-cpp 2.2.1 through the following procedures. ENV : WSL Ubuntu 22.04 ~/luckfox/dev$ mkdir barcode ~/luckfox/dev$ cd barcode ~/luckfox/dev/barcode$ git clone https://github.com/zxing-cpp/zxing-cpp.git ~/luckfox/dev/barcode$ cd zxing-cpp ~/l...

I want to create a program that recognizes QR codes using zxing-cpp in luckfox Pico Max.
I built it by adding a package from Buildroot, but I'm not sure how to use it.
It would be good if anyone could tell me what to do to develop a program using zxing-cpp.

If I look at the WIKI content related to opencv-mobile in the link below, it is explained as if a video in Bayerd format can be read directly from /dev/video0. https://wiki.luckfox.com/Luckfox-Pico/Luckfox-Pico-opencv-mobile wiki-Luckfox-Pico-opencv-mobile.JPG However, I tried to capture video from ...

I want to acquire gray images from a camera.
When using opencv, it takes too much time, so I would like to know how to convert it to gray image using ISP and obtain it.
Also, how can I apply it to the luckfox_pico_rtsp_opencv sample program?

Thank you. Can you tell me how to compile the program in more detail? I have problems when compiling with VScode. You can obtain the source code via git and refer to the README for compilation instructions. git clone https://github.com/luckfox-eng29/luckfox_pico_rtsp_opencv.git cd luckfox_pico_rtsp...

Crocodile, thank you for your reply.
It's a shame that we can't use all the features of OpenCV.
Although Rockchip support may be difficult, I hope to have all the features of OpenCV available in the near future.