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    • G

      CoolPi-4B硬件资料持续更新
      • george

      14
      1
      Votes
      14
      Posts
      2752
      Views

      G

      @王猛龙 目前没有做deepin的适配,原理上是可以支持的,内存卡理论没有容量限制,只和文件系统相关。

    • G

      CoolPi 4B硬件扩展二:Serial port
      • george

      18
      1
      Votes
      18
      Posts
      5353
      Views

      G

      @santu
      重启和重新上电以后运行如下命令发出来

      ls /dev/ttyS*
    • G

      电路中谁在发出啸叫的声音?
      • george

      1
      0
      Votes
      1
      Posts
      1936
      Views

      No one has replied

    • G

      CoolPi 4B硬件扩展四:GPIO
      • george

      19
      1
      Votes
      19
      Posts
      1864
      Views

      G

      @Orion 参数如下帖子处理,增加规则文件
      https://www.cool-pi.com/topic/136/coolpi-4b-python3-gpio-operation-compatable-with-raspberry-pi/21?_=1694425872738

    • G

      CoolPi 4B硬件扩展一:40PIN接口介绍
      • george

      7
      0
      Votes
      7
      Posts
      1069
      Views

      G

      @AugustRobot_Zou 按照5V 3A的标准来配置。一般散热按照12W评估。正常工作也就5W左右。

    • B

      ZD25LQ64(NOR FLASH)停产了,有没有替代的
      • bbsvs2000

      5
      0
      Votes
      5
      Posts
      421
      Views

      B

      @george 谢谢。那就用这个换

    • G

      COOLPI CM5 AD7606 8-channel synchronous sampling
      • george

      1
      0
      Votes
      1
      Posts
      419
      Views

      No one has replied

    • T

      CoolPi 4B硬件如何扩展 CAN接口
      • Tourists 0

      3
      0
      Votes
      3
      Posts
      372
      Views

      J

      @Tourists-0

      参考修改内核设备树文件,举例使能can1

      vim arch/arm64/boot/dts/rockchip/rk3588s-cp4.dts &can1 { pinctrl-names = "default"; pinctrl-0 = <&can1m1_pins>; status = "okay"; };
    • A

      coolpi4b 在EMMC使用时,40pin 5V是否有功耗限制?
      • AugustRobot_Zou

      5
      0
      Votes
      5
      Posts
      413
      Views

      A

      @george 是5V的,那应该是这个原因了

    • G

      CP4散热器模组、底壳保护板套装
      • george

      7
      1
      Votes
      7
      Posts
      664
      Views

      大法师

      @edwardzhou 用U盘备份安装系统,不用考虑移除emmc

    • L

      Type c power port
      • lej40

      2
      0
      Votes
      2
      Posts
      373
      Views

      G

      @lej40 said in Type c power port:

      Is the the type-c PD port also a USB-c data port

      Sorry,This port is used for power supply and has no data connection.

    • T

      是否可以 3顆 18650 並聯輸出電到 typeC USB 充電孔?
      • tonyone0902

      6
      0
      Votes
      6
      Posts
      601
      Views

      G

      @tonyone0902 如下图所示,板子的BOTTOM面有测试点,可以焊接外部电源。
      7f4233d9-6a7e-4ea8-b36b-f3d36d8c6cb7-image.png
      机器本身不具备电量侦测功能,可以外加库仑计通过I2C接口。

    • J

      双4K usb摄像头
      • jugg

      12
      0
      Votes
      12
      Posts
      1104
      Views

      J

      @george
      我已经发现了会独占屏幕 锁屏了图像还在。。

    • L

      Display Port
      • lej40

      2
      0
      Votes
      2
      Posts
      368
      Views

      G

      @lej40 The DP interface cannot be configured as a USB3.1 interface. If two USB3.1 interfaces are not enough, it can be extended by using an external USB HUB. Two USB2.0 connectors are reserved on the back of the CP4 machine for users to use.

    • T

      是否有 pin22 & pin24 接 Dmic Example?
      • tonyone0902

      3
      0
      Votes
      3
      Posts
      329
      Views

      T

      @george

      Thanks!

    • G

      How to drive a TTL (RGB) interface LCD
      • george

      3
      0
      Votes
      3
      Posts
      1035
      Views

      G

      @retroman Has been updated, please check.

    • G

      How to drive a edp interface LCD
      • george

      1
      0
      Votes
      1
      Posts
      370
      Views

      No one has replied

    • G

      CoolPi-4B硬件扩展五:PWM
      • george

      1
      1
      Votes
      1
      Posts
      407
      Views

      No one has replied

    • G

      CoolPi 4B硬件扩展三:I2C
      • george

      1
      1
      Votes
      1
      Posts
      370
      Views

      No one has replied

    • G

      Mini-DP转HDMI线材的说明
      • george

      1
      1
      Votes
      1
      Posts
      328
      Views

      No one has replied

    • G

      瑞芯微新一代旗舰Soc芯片RK3588详细介绍
      • george

      1
      1
      Votes
      1
      Posts
      1282
      Views

      No one has replied

    • G

      What is Cool Pi?
      • george

      1
      1
      Votes
      1
      Posts
      618
      Views

      No one has replied

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