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Questions tagged [nanopi]

use for programming questions specifics to NanoPi boards

29 questions
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Nanopi M4V2 UART debugging

I have a SBC Nanopi M4V2 (the board link is given below so as to read the specification). I want to use the UART port to debug/console to check what is wrong and why my board is not booting from micro SD. I am new to SBC after searching through…
user3048027
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How to deploy OpenBSD on NanoPi R1?

I have a task to deploy OpenBSD on the NanoPI R1 microcomputer, which has an Allwinner H3 processor armv7 architecture family. The official documentation does not say anything about the support of this board. But there are similar ones. For one,…
Олександр Панасюк
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WiringNG: How I can use interupt?

I have raspberry pi driver code for Some device. The driver code is using wiringPy , and use wiringPiISR function for gpio interupt. I am trying use this driver code in NanoPi. The NanoPi use WiringNG instead of wiringPy. But in WiringNG, gpio…
Scott Long
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We want to get h264 encode full HD video at 30 FPS (nanoPi NEO Air)

We are using NanoPi NEO Air board with CAM500B camera. We want to get h264 encode Full HD video at 30 FPS, but get 7FPS as a maximum. We are using the following command to use the hardware acceleration of the H3 processor: sudo ./ffmpeg -f v4l2…
Wolf Alexanyan
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Running docker container on nanoPI leads to "exec format error"

The goal is to run docker containers on my nanoPI in the same manner as on a ubuntu server machine. I have recently run into the following error when attempting docker run -it kylemanna/openvpn: standard_init_linux.go:185: exec user process caused…
Ben Behar
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Hardware encoding with nanopi2 fire under linux

I am trying to encode raw frames with nanoPi 2 fire board computer. I have founded api for it: https://github.com/friendlyarm/nexell_linux_platform Accroding to nx_video_api.h I need to open device, init it, alocate memory for input and output…
AdamsP
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How to solve the VIDIOC_STREAMON: No space left on device error when running two USB cameras on nano pi M4 (ubuntu 18.04)?

I tried to run two usb cameras on nano pi M4 with a ubuntu 18.04 system, but an error popped up "VIDIOC_STREAMON: No space left on device". I've tried the following methods, but the same error popped up. capture1.set(cv2.CAP_PROP_FRAME_WIDTH,…
brainOverflow
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SIP phonecall with Nano Pi - I can hear myself every time I speak (bad echo/feedback). What could be wrong?

I have set up a Yate SIP server on my PC. I try to make a VOIP call from my mobile to my NanoPi device, all works fine. However when I speak into my phone, a very short while later I can hear my own voice. Note: I am running Yate server on my PC. I…
JC123
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How to make MPI sending cross platform

I have a program that I am writing in python that utilizes multiple different PI boards. The main one is a raspberry pi running on raspios-buster-lite-armhf. However, the nodes are all Nano Pi's running on sd-friendlycore-xenial-4.4-arm64. I would…
Sam Moldenha
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Can you Desolder and replace RAM in Pi boards?

Friendly Electronics has come out with a great small compact but very powerful board. It is called the Nano Pi fire 3. It has 8 cores which is great for programers like myself who want to utilize the cores for clusters and multiprocessing AI…
Sam Moldenha
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Is using swap space a good idea in a python program?

I am currently writing a python program that uses up a lot of RAM. I am aware that I could use the garbage collector to "free up" the ram and avoid this problem. However, I am using Numba to speed up my code, which makes the part where I would need…
Sam Moldenha
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Enable USB On NanoPi Neo

I am trying to enable USB on my NanoPi Neo board using Buildroot (Linux 4.15.7). I believe I have enabled all the correct menuconfig options but must be missing something in my .dts file. It appears that the Kernel is registering EHCI and OHCI but…
Phil
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g_mass_storage in lichee 3.4

I try to setting up nanopi neo air with friendlycore-xenial_3.4 onboard. I rebuild it and add g_mass_storage support, then setting up g_mass_storage by this wiki https://linux-sunxi.org/USB_Gadget/Mass_storage. Module successfully loaded in system.…
Ksnadr Renderon
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How to add appArmor to linux distributions

I am trying to add appArrmor to my img (instructions). This is the .config file that my device use. I have add CONFIG_SECURITY_APPARMOR=y CONFIG_SECURITY_APPARMOR_HASH=y CONFIG_SECURITY_APPARMOR_HASH_DEFAULT=y…
Guy Luz
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Hardware and Network issue related to NanoPi NEO Core2

I am developing a video streaming device that streams video to youtube. For this, I am using NanoPi NEO Core2 as an SBC. It runs on "Base on UbuntuCore, Kernel: Linux-4.14" os version as mentioned on…
Shubham Bahl
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