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    1. Cool Pi For You
    2. 大法师
    3. Posts
    • Profile
    • Following 2
    • Followers 10
    • Topics 86
    • Posts 401
    • Groups 2

    Posts

    Recent Best Controversial
    • RE: 额外接SD卡

      @jugg ls -l /media/ 查看权限,如果是root,可以试下sudo chown -R coolpi:coolpi /media/coolpi

      posted in Ubuntu
      大法师大
      大法师
    • RE: 移植

      @97842484 检查dma_from_device这个应用程序是不是arm64架构的

      file dma_from_device
      
      posted in Pi CM5
      大法师大
      大法师
    • RE: 移植

      @97842484 提供预编译好的deb包,可以测试验证。
      coolpi内核deb百度网盘

      posted in Pi CM5
      大法师大
      大法师
    • RE: 移植

      @97842484 如果是home目录,参考使用ln -sf /home/coolpi/内核代码目录 /lib/modules/5.10.110/build

      posted in Pi CM5
      大法师大
      大法师
    • RE: 移植

      @97842484 使用绝对路径。

      posted in Pi CM5
      大法师大
      大法师
    • RE: 移植

      @97842484 还有两步链接操作没有执行。

      posted in Pi CM5
      大法师大
      大法师
    • RE: 移植

      @97842484 said in 移植:

      @jack_admin IMG_5372.JPG

      参考
      https://www.cool-pi.com/topic/386/cm5编译xdma出现问题/3

      posted in Pi CM5
      大法师大
      大法师
    • RE: 欧拉openEuler

      coolpi 4b openEuler 镜像下载 百度网盘

      coolpi 4b openEuler image download link onedrive

      posted in Maker
      大法师大
      大法师
    • 欧拉openEuler

      openEuler是一个开源、免费的 Linux 发行版平台,将通过开放的社区形式与全球的开发者共同构建一个开放、多元和架构包容的软件生态体系。

      官方网站

      https://www.openeuler.org/en/

      https://www.openeuler.org/zh/

      posted in Maker
      大法师大
      大法师
    • RE: cool pi nano rv1106 with ubuntu22 server

      @3395438 👍 确实是好芯片

      posted in Ubuntu
      大法师大
      大法师
    • RE: 烧录自己固件后uboot 还是你们的东西

      @lrx 是有什么需求,需要改动uboot?

      posted in Pi CM5
      大法师大
      大法师
    • RE: 触摸失效

      @jugg 你试下不改多指配置,编译内核再更新有无报错,能自行改内核是最好的

      posted in Pi 4B
      大法师大
      大法师
    • RE: CSI摄像头如何用呀?

      @花月
      ov5647兼容
      https://wiki.cool-pi.com/en/cm5/camera-modules

      可以使用gstreamer套件调用
      https://www.cool-pi.com/topic/180/coolpi-4b-support-ov5647-camera-module/20?_=1692061910394

      posted in Peripheral
      大法师大
      大法师
    • RE: CM5编译xdma出现问题

      @Jake 下载我们提供的内核源码 https://wiki.cool-pi.com/en/home/application_notes ,编译链接操作一次。

      假定源码目录在/home/coolpi/kernel

      sudo ln -sf /home/coolpi/kernel /lib/modules/5.10.110/build
      sudo ln -sf /home/coolpi/kernel /lib/modules/5.10.110/source
      
      posted in Pi CM5
      大法师大
      大法师
    • RE: CM5更新软件包以后GPU工作不正常了

      @Twsuts 现在系统还是22.04? cat /proc/interrupts | grep gpu

      posted in Pi CM5
      大法师大
      大法师
    • RE: Cool pi 4B & CM5 探索快速安装系统新方法

      @jugg 所以确认你的rootfs包是不是ok的。备份与安装过程,U盘是比较重要的,质量尽量选择好的

      posted in Maker
      大法师大
      大法师
    • RE: Cool Pi ARM Notebook Preview
      Appearance
      Product Style ID laptop
      Dimension(length * width *thickness) 323.4219.919.9 (H)mm
      net weight 1460g
      colour Space Grey+Black Key Core
      Surface Treatment Fuel injection、Silk screenprinting
      Shell material plastic
      Standard colors Shell Space Grey,Key capblack,Touchpad PET chip space gray
      Hardware
      CPU Type ARM 8cores (4 * A76+4 * A55)A76:2.2GHz A55:1.8GHz
      GPU Type ARM 4cores G610 1GHz
      LCD Screen size/resolution 14.1inch,1920*1080
      Screen ratio/surface technology/brightness 16:9 / 250cd/m2
      Screen structure size(length * width * thickness mm) 320.4187.13.0
      Storage RAM LPDDR4x 4/8/16/32GB
      ROM Emmc+SSD (optional)
      Extended Storage /
      WIFI frequency and protocol WiFi6 802.11ax
      Bluetooth Bluetooth version BT5.2
      Battery Capacity 38Wh (7.6V/5000MA)
      Camera Front 200W
      LED Power Y
      Charge Y
      Capitalization Y
      Number lock Y
      GPS Built-in GPS N
      FM FM N
      Sensor G_sensor N
      Light Sensor N
      Proxy-sensor N
      Hall Y
      Compass N
      Gyro Sensor N
      ATV Resolution/Support Country N
      DTV Standard/Support Country N
      Speaker Quantity/Power 8R/1W *2PCS
      Receiver Power N
      MIC built-in/daul mic Y,Analog MIC*1
      Vibration built-in N
      OTG built-in Y(Typec port support)
      HDMI Version and output resolution Y(HDMI2.1)8K
      Ethernet RJ45 N
      Fingerprint built-in N
      keyboard backlight/process N、Character screen printing American Englishkeyboard
      3G/4G model N
      Built in 3G upload/download speed
      Built in 3G frequency band
      Endurance Sleep standby time 130H
      Local video playback time 7H
      WIFI video playback time 7H
      Black screen charging time 3.5H
      Interface
      Button Physical button keyboard
      TF card Expand external storage N
      USB data transmission USB-A 3.0*1
      Headphone audio output 4-segment Φ 3.5mm standardheadphone interface * 1
      DC power input Y*1 ∮4.0mm
      HDMI High definition audio and videooutput Y1 TYPE-A HDMI1 2.1
      type-C Video and data transmission Y*1 USB3.0+DP1.4
      M.2 4G/3G/SSD Y*1Pcs,2280 PCIE only
      software
      OS Ubuntu/debian/uos/kylin/android Default Ubuntu 22.04
      Other specialrequirements
      Packaging accessories
      accessories 12V/2A plug-in DC tuningfork head with an outer diameter of 4.0mm and an inner diameter of 1.7mm and a head length of 10mm adapter, DC cable length of1.8 meters, with PSE, CE, UL, FCC, and 3C certifications.
      configuration Multiple language manuals,certificate of conformity, quality certificate, warranty card.
      Optional
      posted in News
      大法师大
      大法师
    • RE: Cool pi 4B & CM5 探索快速安装系统新方法

      @jugg 合并再解压。你的U盘install目录存放这些文件?把rootfs.tar.gz删了先,不可共存

      posted in Maker
      大法师大
      大法师
    • Cool Pi ARM Notebook Preview

      Based on the CM5 core board

      Development Board Purchase Channel

      cool-pc.jpg

      cool-pc1.jpg

      cool-pc2.jpg

      posted in News
      大法师大
      大法师
    • RE: Cool pi 4B & CM5 探索快速安装系统新方法

      @jugg loader重新刷一个,用Windows rkdevtools工具刷

      posted in Maker
      大法师大
      大法师
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