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    • L

      linux gpio调试问题请教
      Posted at • lnk_dawson

      0 Votes
      0 Replies
      628 Views

      No one has replied

      0
    • J

      A133 Android10 reboot 失败 卡在reboot: Restarting system with command 'shell'
      Posted at • jun_quanzhi

      0 Votes
      0 Replies
      887 Views

      No one has replied

      0
    • W

      100s tina,应用层运行会产生log,现在不接调试串口应用程序起不来,这是什么原因导致的?
      Posted at • wyljkl

      0 Votes
      0 Replies
      490 Views

      No one has replied

      0
    • K

      This topic is deleted!
      Posted at • kashine

      0 Votes
      0 Replies
      4 Views

      No one has replied

      0
    • T

      Ubuntu输入密码后卡了
      ubuntu • Posted at • t1290

      0 Votes
      1 Replies
      915 Views

      whycan Replied at

      @t1290

      ctrl + alt + F1

      切换到控制台看看日志。

      1
    • G

      This topic is deleted!
      Posted at • 张三

      0 Votes
      0 Replies
      36 Views

      No one has replied

      0
    • S

      全志T113 运行qt测试程序报错
      Posted at • sulong

      0 Votes
      3 Replies
      1355 Views

      whycan Replied at

      @sulong
      tina里面的qt包可能没有测试过,建议自己用buildroot编译。

      3
    • L

      T113-S3 LVDS1 CLK时序不对
      Posted at • liang42730779

      0 Votes
      1 Replies
      1378 Views

      xiaorui Replied at

      dual link的屏时才用lvds1呢,放弃幻想吧。

      1
    • S

      全志T113 测试H264 报错
      Posted at • sulong

      0 Votes
      2 Replies
      1155 Views

      S Replied at

      好的,谢谢大佬😀

      2
    • S

      T113编译出错如何解决
      Posted at • sulong

      0 Votes
      2 Replies
      1664 Views

      S Replied at

      按大佬方式,是可以编译通过·的,感谢大佬帮忙指导👍 😊

      2
    • C

      各位大佬,T3的烧写镜像包怎么缩小
      Posted at • CJ1916

      0 Votes
      0 Replies
      652 Views

      No one has replied

      0
    • U

      一个 Linux下非对称加密demo,ubuntu18.04验证通过
      Posted at • ubuntu

      0 Votes
      0 Replies
      877 Views

      No one has replied

      0
    • H

      r528的USB1接了hub转出来的usb无法失败到U盘怎么配置?
      Posted at • hy123456

      0 Votes
      7 Replies
      2509 Views

      H Replied at

      @whycan 找到原因了,USB的5V供电有问题。谢谢了!

      7
    • F

      T5实现一路uvc预览输出视频
      Posted at • Flork

      0 Votes
      5 Replies
      2651 Views

      F Replied at

      @xiaowenge

      好吧~谢谢

      5
    • S

      芒果T113-s3 uart0改为uart1,uboot无法启动。
      Posted at • shz18877605430

      0 Votes
      2 Replies
      1846 Views

      W Replied at

      把compatible ="allwinner,sun20iwi-dsp-uart" 这行注释掉再试试。

      2
    • K

      F1C200s RGB屏幕驱动原理问题
      Posted at • kashine

      0 Votes
      2 Replies
      1769 Views

      WhycanService Replied at

      是drm,原理参考drm的文档

      2
    • K

      This topic is deleted!
      Posted at • kashine

      0 Votes
      0 Replies
      2 Views

      No one has replied

      0
    • Q

      求助:V3S Tina3.5 电阻触摸屏tsc2007 中断口 中断向量重复
      Posted at • qinhao4832

      0 Votes
      5 Replies
      2156 Views

      Q Replied at

      @whycan 中断次数没有增加。 硬件确定没问题,有脉冲。 之前用其他驱动,轮训这个IO,是可以驱动用起来的。 现在想正常用中断去做,发现中断向量 与uart0 重复,不知道是不是这个原因,导致中断进不去。

      5
    • L

      芒果派 T113-s3外接以太网调试,ifconfig能看到eth0,无法up
      Posted at • lucky123456

      0 Votes
      5 Replies
      2629 Views

      L Replied at

      @mangogeek 好的,我修改试试

      5
    • W

      tina系统的脚本rcS里面有用到source,为什么shell命令行没有source命令
      Posted at • wyljkl

      0 Votes
      0 Replies
      808 Views

      No one has replied

      0
    • H

      R528-S3接RTL8211F,插百兆网线显示千兆而且无法udhcpc
      Posted at • HQEmbed

      0 Votes
      3 Replies
      2419 Views

      H Replied at

      好吧,功能基本调完,千兆的在genphy_read_status里面判断下phy状态,改下link speed就行了,千百兆都可以了。结贴。、
      操蛋的是用的 南方硅谷的双频wifi竞然芯片停产了,特定搞了点库存,导产都不够。

      3
    • mangogeek

      This topic is deleted!
      Posted at • mangogeek

      3 Votes
      0 Replies
      736 Views

      No one has replied

      0
    • L

      全志T113S如何配置lvds1280*800屏
      Posted at • one001

      0 Votes
      0 Replies
      722 Views

      No one has replied

      0
    • W

      tslib 电阻触摸屏调试!!!
      Posted at • wyljkl

      0 Votes
      11 Replies
      4184 Views

      W Replied at

      问题解决了,tslib的源码有问题,我把tslib的版本更新了一下就OK了。

      11
    • H

      R528-S3 内核崩溃__invoke_psci_fn_smc
      Posted at • HQEmbed

      0 Votes
      4 Replies
      2250 Views

      H Replied at

      好,2个CPU都起来了,OPTEE有需要时再看,暂时用不上。
      smp.png

      4
    • J

      T113使用RLT8189FSwifi模块CMD52命令偶尔没响应
      Posted at • Jacky502

      0 Votes
      3 Replies
      1719 Views

      whycan Replied at

      @jacky502
      模块第7脚拉高了吗?

      3
    • W

      F1C100s的melis2.0 卡在这里什么原因
      Posted at • wqr6666

      0 Votes
      0 Replies
      667 Views

      No one has replied

      0
    • W

      100s的RTP 电阻触摸屏调试
      Posted at • wyljkl

      0 Votes
      2 Replies
      1475 Views

      whycan Replied at

      @wyljkl
      evtest 出来的是adc值,不是触摸屏坐标.

      想要触摸屏坐标:https://cn.bing.com/search?q=ts_uinput

      2
    • U

      运行directfb 的 demo出错
      directfb • Posted at • ubuntu

      0 Votes
      1 Replies
      1238 Views

      whycan Replied at

      @ubuntu

      https://blog.51cto.com/u_15899439/5909239

      根据提示信息,directfb貌似依赖/dev/tty0或者/dev/vc/*设备节点,根据提示,打开/dev/vt/*使能配置

      CONFIG_VT选项将会打开内核对Virtual Terminal的支持,CONFIG_VT 打开后,内核才会支持带显示和键盘的终端设备,由于这类终端设备上通常可以打开多个virtual termial,类似于gnome console,所以叫做virtual terminal,配置上讲:

      1
    • U

      请教有什么指令可以查看有哪些sta已经连接了wifi ap
      Posted at • ubuntu

      0 Votes
      1 Replies
      684 Views

      whycan Replied at

      用 wpa_cli 命令,或者 基于 libwpa_client 库编程。

      1
    • W

      编译 auto-t113-linux SDK 报错,是什么问题?
      Posted at • weichengjie

      0 Votes
      1 Replies
      908 Views

      W Replied at

      问题已解决。不用虚拟机,而是用台式电脑安装ubuntu系统,之后重做一次,编译就能通过。程序下载到板子上启动有日志输出

      1
    • S

      F133启动之后,/sys/class目录下找不到rfkill
      Posted at • shz18877605430

      0 Votes
      1 Replies
      1379 Views

      S Replied at

      8723ds的wlan0是能正常使用的,已经连接网络,能ping通。

      1
    • W

      全志的tina系统有人做过同时兼容几款不同的屏和触摸的吗?
      Posted at • wyljkl

      0 Votes
      0 Replies
      563 Views

      No one has replied

      0
    • W

      This topic is deleted!
      Posted at • weichengjie

      0 Votes
      0 Replies
      16 Views

      No one has replied

      0
    • C

      全志linux ncm驱动,针对windows平台能提供对应的驱动吗?
      Posted at • cm_mkblock

      0 Votes
      0 Replies
      616 Views

      No one has replied

      0
    • W

      T113 怎么实现在使用中复位USB
      Posted at • weichengjie

      0 Votes
      2 Replies
      1635 Views

      W Replied at

      问题已解决。其实不需要复位USB。它会自动检测USB设备的拔插。原来检测 不到,原因是USB线电路有问题。

      2
    • H

      咨询,为什么OOM的时候log里看还是有4932KB的,还是被killed?
      Posted at • hjbilly

      0 Votes
      1 Replies
      1449 Views

      WhycanService Replied at

      4M是CMA内存,在env.cfg里配置大小

      1
    • W

      全志T113 不能同时开启4G和CAN网络
      Posted at • weichengjie

      0 Votes
      8 Replies
      3572 Views

      W Replied at

      @weichengjie T113 上同时开启CAN0,CAN1,及4G通信。都是正常的。原来使用CAN0就影响到4G模块的原因找到了。是在设备树文件上,USB的节点里有PB3的定义。去掉就正常。
      U.png

      8
    • P

      如何支持docker? 内核版本是linux4.9
      Posted at • pengjianghom

      0 Votes
      0 Replies
      796 Views

      No one has replied

      0
    • jinxiangwzh

      系统启动打印key pressed value
      Posted at • jinxiangwzh

      0 Votes
      2 Replies
      1983 Views

      D Replied at

      @jinxiangwzh 有个通过 ADC 检测按键的 ADC,加颗上拉电阻。 不然只能修改 BOOT0

      2
    • H

      F133-b的Linux版本的libadecoder.so开启解码会占用4M的内存,这个值可以改小吗?
      Posted at • hjbilly

      0 Votes
      4 Replies
      2319 Views

      H Replied at

      @yixintai 可以裁剪的视频编码都已经裁剪了,64M内存还是很紧张,经常出现OOM问题,我们的音频解码不需要4M的,因为观察解码出来的PCM缓存,只有300多K,音频解码的StreamBuffer在我们的场景下,128K就够了的,还是麻烦尽快提供下修改方法,感谢。

      4
    • A

      tina-linux5.4如何配置PCM的sync和clk的频率?
      Posted at • amang036

      0 Votes
      0 Replies
      871 Views

      No one has replied

      0
    • W

      100s的melis2.0启动卡在这个位置是什么原因?
      Posted at • wyljkl

      0 Votes
      2 Replies
      1086 Views

      W Replied at

      @qingqingxiaozi 好的,感谢

      2
    • D

      修改System init为procd-init后启动卡死
      Posted at • damifan110

      0 Votes
      4 Replies
      2540 Views

      D Replied at

      @chengwei_peng inittab文件内容如下:

      ::sysinit:/etc/init.d/rcS S boot ::shutdown:/etc/init.d/rcS K shutdown ::askconsole:/bin/ash --login
      4
    • jinxiangwzh

      麻烦大佬们指点一下,日志中文件系统报错是怎么回事,怎么解决
      Posted at • jinxiangwzh

      0 Votes
      4 Replies
      1838 Views

      jinxiangwzh Replied at

      @whycan 能用,目前没发现有啥影响

      4
    • K

      F1C200s类似正点原子驱动开发指南的资料?
      Posted at • kashine

      0 Votes
      2 Replies
      1546 Views

      K Replied at

      @whycan 在 F1C200s类似正点原子驱动开发指南的资料? 中说:

      @kashine

      这个代码风格和正点原子接近: https://item.taobao.com/item.htm?id=589639202997 (没有PY关系, 三思再下手)

      里面有教程吗?比如说某个驱动,有没有对应的教程文档,分析驱动原理与代码?谢谢晕哥

      2
    • S

      Tina adb调试
      Posted at • shz18877605430

      0 Votes
      7 Replies
      4004 Views

      whycan Replied at

      @wyljkl
      刚刚我也出现这个问题,发现 adb_socketpair() 无法执行,检查发现内核里面把CONFIG_NET选项屏蔽了,把这个选购开起来就正常了.

      7
    • K

      F1C200s无线网卡问题源码编译?
      Posted at • kashine

      0 Votes
      4 Replies
      1786 Views

      K Replied at

      @whycan 好的,感谢晕哥🤙🤙🤙

      4
    • wuhanstudio

      USB Gadget 模拟摄像头 g_webcam: musb-hdrc.4.auto: failed to start g_webcam: -22
      Posted at • wuhanstudio

      0 Votes
      15 Replies
      6344 Views

      X Replied at

      @chengwei_peng
      做了这样的改动:

      sunxi_udc.h
      df76c165-957f-4d5d-8341-aafe8a26f735-image.png sunxi_udc.c
      64dab9f1-9a50-4281-a6e0-59b5e2378e95-image.png

      问题还是存在,改动应该没问题吧?

      15
    • YuzukiTsuru

      xr829 驱动挂不上,[XRADIO_ERR] Access_file failed
      Posted at • 柚木 鉉

      0 Votes
      7 Replies
      4365 Views

      U Replied at

      @uuuuid
      晕, 可能不是模块原因, 而是用错驱动了, 明明是 RTL8723BS, 驱动用成了RTL8723DS

      7
    • K

      sunxi-tool具体作用是什么?F1C200s & SD卡,能否使用这个工具?
      Posted at • kashine

      0 Votes
      6 Replies
      2353 Views

      K Replied at

      @whycan 🐧 🐧 🐧

      6
    • jinxiangwzh

      关于V4L2自定义CID的问题
      Posted at • jinxiangwzh

      0 Votes
      1 Replies
      1215 Views

      C Replied at

      @jinxiangwzh 对,头文件也更新一下。

      1
    • K

      F1C200s移植tslib触摸测试库报错
      Posted at • kashine

      0 Votes
      5 Replies
      1872 Views

      K Replied at

      @whycan 好吧,只能到这了,谢晕哥

      5
    • K

      F1C200s使用panel simple点亮屏幕白屏问题?
      Posted at • kashine

      0 Votes
      2 Replies
      1471 Views

      K Replied at

      @whycan 好的晕哥。

      2
    • jinxiangwzh

      axp2101怎么更改PWRON管脚得属性?
      Posted at • jinxiangwzh

      0 Votes
      3 Replies
      1522 Views

      L Replied at

      @jinxiangwzh 意思是你得花钱找原厂

      3
    • M

      关于闭源文件的问题
      Posted at • MasterLu

      0 Votes
      13 Replies
      3678 Views

      M Replied at

      @duanzhh 抱歉我到现在也没有解决这个问题

      13
    • jinxiangwzh

      系统运行一段时间emmc就报错
      Posted at • jinxiangwzh

      0 Votes
      3 Replies
      2161 Views

      whycan Replied at

      @jinxiangwzh
      把eMMC频率降下来试一试,board.dts

      3
    • jinxiangwzh

      系统无法启动
      Posted at • jinxiangwzh

      0 Votes
      5 Replies
      2049 Views

      whycan Replied at

      @jinxiangwzh
      eMMC接sdc0,还是sdc1?dts配置有没有冲突?

      5
    • L

      This topic is deleted!
      Posted at • one001

      0 Votes
      0 Replies
      16 Views

      No one has replied

      0
    • N

      NOR Flash size
      Posted at • nimadibaj

      0 Votes
      0 Replies
      849 Views

      No one has replied

      0
    • jinxiangwzh

      求救!视频传输一段时间select就超时
      Posted at • jinxiangwzh

      0 Votes
      6 Replies
      2765 Views

      jinxiangwzh Replied at

      @alibabafa 没

      6
    • M

      T507buildroot编译时配置host-libxml-parser-perl 2.44失败
      buildroot t507 • Posted at • migu_

      0 Votes
      1 Replies
      1033 Views

      X Replied at

      @migu_ 大佬,虽然你这个我不知道
      但是还是想请教一下,编译ubuntu后,烧写成功后,板子依旧进入的是forlink桌面,没有进入到ubuntu

      1
    • jinxiangwzh

      axp2101每个输出管脚的电压在哪里设置
      Posted at • jinxiangwzh

      0 Votes
      0 Replies
      1095 Views

      No one has replied

      0
    • Z

      T113 TINA使用Nor Flash报错
      Posted at • zhangheyang

      0 Votes
      2 Replies
      1997 Views

      C Replied at

      @zhangheyang 你用的哪个工具烧录的,我刚开始研究,换个SPI NOR FLASH

      2
    • N

      V833 32MB NOR Flash 的mx25l25635f 适配如何修改?
      Posted at • nimadibaj

      0 Votes
      0 Replies
      884 Views

      No one has replied

      0
    • Y

      tina linux SDK打开openssh编译错误
      Posted at • ytox768

      0 Votes
      3 Replies
      957 Views

      Y Replied at

      @whycan 谢谢大佬,我把内核初始化的busybox init 改成procd init方式后也可以编译了,没搞懂是因为什么

      3
    • R

      This topic is deleted!
      Posted at • RayZhang

      0 Votes
      39 Replies
      1904 Views
      39
    • jinxiangwzh

      可不可以不要固定几种分辨率,应用层任意设置分辨率
      Posted at • jinxiangwzh

      0 Votes
      0 Replies
      861 Views

      No one has replied

      0
    • M

      T113 mq-R试玩,小麻雀大马力
      Posted at • mhcsoft

      2 Votes
      15 Replies
      5864 Views

      Y Replied at

      用的是Melis?

      15
    • R

      This topic is deleted!
      Posted at • RayZhang

      0 Votes
      6 Replies
      372 Views
      6
    • T

      T113-Pro+lvgl如何实现多点触控对图片进行放大缩小查看
      Posted at • TechXie123

      0 Votes
      3 Replies
      2136 Views

      whycan Replied at

      @techxie123
      https://github.com/lvgl/lvgl/issues/500

      kisvegabor commented on Nov 28, 2018

      Yes, LittlevGL doesn't support multi touch because there is nothing to use it for. Zoom and rotate could be a good purpose but they are not implemented.

      是的,LittlevGL 不支持多点触控,因为没有什么用。缩放和旋转可能是一个很好的目的,但它们没有实现。

      3
    • S

      LAN9514问题
      Posted at • Steelen

      0 Votes
      0 Replies
      970 Views

      No one has replied

      0
    • R

      This topic is deleted!
      Posted at • RayZhang

      0 Votes
      10 Replies
      530 Views
      10
    • W

      请问一下,f1c100s的tina audio,我再配置时提示这个错误是什么原因?
      Posted at • wyljkl

      0 Votes
      0 Replies
      976 Views

      No one has replied

      0
    • chinazhangdj

      Tina linux spi lcd无法刷屏
      Posted at • gouer

      0 Votes
      2 Replies
      1977 Views

      C Replied at

      @chinazhangdj 在 Tina linux spi lcd无法刷屏 中说:
      大佬有调试通过了吗?能否请教一下怎么调

      2
    • X

      全志T3怎样配置LVDS接口液晶屏
      Posted at • xubaoguo002

      0 Votes
      2 Replies
      1536 Views

      WhycanService Replied at

      主线使用的是drm驱动,建议参考kernel的doc

      https://www.kernel.org/doc/html/latest/

      2
    • R

      This topic is deleted!
      Posted at • RayZhang

      0 Votes
      3 Replies
      245 Views
      3
    • W

      f1c200s tina 使用tplayerdemo播放视频,启动是提示下面错误可能是什么原因?
      Posted at • wyljkl

      0 Votes
      3 Replies
      1733 Views

      WhycanService Replied at

      cat 一下图层看看图层对不对

      3
    • K

      节点的具体作用
      Posted at • kelsey

      0 Votes
      1 Replies
      886 Views

      xiaowenge Replied at

      你就理解为一个文件吧,反正Linux一切皆文件

      1
    • L

      This topic is deleted!
      Posted at • liefyuan

      0 Votes
      0 Replies
      6 Views

      No one has replied

      0
    • Q

      f1c200s LCD错误 Err01: Violate "lcd_hbp > lcd_hspw"
      Posted at • feelsigh

      0 Votes
      0 Replies
      892 Views

      No one has replied

      0
    • aldfaaa

      嵌入式IPC适配USB无线网卡(RTL8188)
      Posted at • whycan矿工-小叶

      0 Votes
      0 Replies
      1098 Views

      No one has replied

      0
    • M

      buildroot增加sysytemd出错
      Posted at • migu_

      0 Votes
      0 Replies
      1026 Views

      No one has replied

      0
    • W

      想问下大家,全志的tina系统有可能裁到8M以下吗?
      Posted at • wyljkl

      0 Votes
      2 Replies
      986 Views

      WhycanService Replied at

      可以的,但是那样裁剪后就没多少地方放东西了,6mb的kernel,1mb的rootfs太极限了

      2
    • D

      【分析笔记】Linux tasklet 机制的理解
      Posted at • dream

      1 Votes
      0 Replies
      1318 Views

      No one has replied

      0
    • D

      【分析笔记】Linux 内核自旋锁的理解和使用原则
      Posted at • dream

      1 Votes
      0 Replies
      1376 Views

      No one has replied

      0
    • D

      【分析笔记】NXP PCF85263 设备驱动分析笔记
      Posted at • dream

      0 Votes
      0 Replies
      1134 Views

      No one has replied

      0
    • M

      请问不同驱动中的probe函数执行顺序是怎么样的?
      Posted at • MasterLu

      0 Votes
      2 Replies
      1474 Views

      M Replied at

      @whycanservice 谢谢回复。
      我已经在clk驱动中将module_platform_driver(clk_driver);
      改成了
      static int __init clk_init(void)
      {
      return platform_driver_register(&clk_driver);
      }
      arch_initcall(clk_init);//arch_initcall 等级为3
      我通过kernel log 看,clk_driver 执行probe的时间确实有提前,但是有的使用module_init的驱动还是会在clk_driver之前执行probe。这让我感觉很疑惑。
      我想过将驱动编译为module,但是clk涉及到很多功能,像是gpio,lcd,audio等,如果将上述的驱动都使用module,那就涉及到这些部分的驱动可能都需要编译成module,这样做是否会很奇怪。

      2
    • H

      DNS
      Posted at • htan3

      0 Votes
      2 Replies
      1405 Views

      H Replied at

      问题已解决,DNS解析顺序的问题,优先读了/etc/resolv.conf(软链接),注释或者删掉/tmp/resolv.conf的配置,系统就能自动读到/etc/hosts里的配置了

      2
    • jinxiangwzh

      关于TinaLinux4.9中的sys_config.fex的pwm配置
      Posted at • jinxiangwzh

      0 Votes
      4 Replies
      2176 Views

      C Replied at

      @jinxiangwzh 在 关于TinaLinux4.9中的sys_config.fex的pwm配置 中说:

      @whycanservice 感谢回复 这个看明白了

      我另一组按键的配置为啥在这个文件中找不到 无论是搜索gpiokey还是PD19都没有?

      [gpiokey] compatible = "gpio-keys" autorepeat = 1 label = "capture_key" gpios = port:PD19<6><default><default><default> linux,input-type = <1> linux,code = 0x1ba

      建议在board.dts中增加,linux4.9不需要再sys_config.fex中配置,而gpio-keys的配置,可以看看内核代码,这个是内核原生的,看看代码解析哪些字段信息,从而增加即可。

      4
    • U

      请问Ubuntu18.04,32bit 的 .so文件 是复制到 /usr/lib32,64bit的so文件是复制到 /usr/lib/ 目录吗?
      Posted at • ubuntu

      0 Votes
      2 Replies
      1394 Views

      WhycanService Replied at

      安装相关软件包:

      sudo dpkg --add-architecture i386 sudo apt-get update sudo apt-get install gcc-multilib libc6:i386 libncurses5:i386 libstdc++6:i386 libasound2*:i386

      编译x64版本可执行程序:

      gcc -o test test.c

      编译i386版本可执行程序:

      gcc -o test -m32 test.c
      2
    • H

      能否提供A40i上得AUTPlayer播放器的源代码和A40i上的缩放功能
      Posted at • hechengyong

      0 Votes
      0 Replies
      558 Views

      No one has replied

      0
    • jinxiangwzh

      按键驱动问题
      Posted at • jinxiangwzh

      0 Votes
      0 Replies
      967 Views

      No one has replied

      0
    • M

      RTL8723bu模块AP模式的问题
      Posted at • MasterLu

      0 Votes
      1 Replies
      1440 Views

      M Replied at

      @masterlu 目前发现单独编译出来的8723bu.ko文件安装上去能够正常使用ap,整体编译内核输出在output/lib/modules/3.10.65下的8723bu.ko文件无法使用ap,会报No WPA/RSN IE from STA的错误。

      1
    • W

      TF卡自动升级flash固件
      Posted at • waterworld

      0 Votes
      0 Replies
      733 Views

      No one has replied

      0
    • I

      开发板报错
      Posted at • inomec

      0 Votes
      2 Replies
      2723 Views

      I Replied at

      @yixiuge 在 开发板报错 中说:

      fsck.ext4 /dev/mmcblk0p7

      root@inomec:/# fsck.ext4 /dev/mmcblk0p7 e2fsck 1.42.12 (29-Aug-2014) /dev/mmcblk0p7 is mounted. e2fsck: Cannot continue, aborting.
      2
    • W

      f1c100s tina系统怎么制作SD量产卡?
      Posted at • wyljkl

      0 Votes
      2 Replies
      1162 Views

      W Replied at

      @yuzukitsuru 都烧不进去,是不是要改什么配置?

      2
    • M

      linux-sunxi.org访问不了了?
      Posted at • mycmos

      0 Votes
      1 Replies
      971 Views

      M Replied at

      现在好了,可以访问了。

      1
    • D

      tina下 Map the console to the primary display device选项,启动崩溃
      Posted at • duanzhh

      0 Votes
      5 Replies
      2395 Views

      D Replied at

      @yuzukitsuru 感谢大佬,我想一下别的方法😥

      5
    • D

      【分析笔记】Linux I2C-Tools 使用踩坑笔记
      Posted at • dream

      3 Votes
      3 Replies
      2836 Views

      D Replied at

      @dream 在 【分析笔记】Linux I2C-Tools 使用踩坑笔记 中说:

      @daizebin sht41 的器件地址是 0x44,就决定了在自动模式下,是以写方式检测,所以可以识别到,但是 sgp41 的器件地址是 0x59,落在了以读方式检测的范围,所以无法识别到。具体看本文 scan_i2c_bus() 的源码截图就能看出来。

      再补充一下,不是所有的 I2C 器件都必须要以写的方式才能检测出来,只有少部分,如 sht41\sgp41 这类器件比较特别,需要先写再读才有应答,正因为大部分 I2C 器件无论是读写都会有应答,所以才会因惯性思维,导致踩坑。

      3
    • undefined


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