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    coolpi 4b python3 gpio operation compatable with raspberry pi

    Scheduled Pinned Locked Moved Pi 4B
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    • A
      AugustRobot_Zou
      last edited by AugustRobot_Zou

      请问跟RPi.GPIO的函数完全兼容吗?
      GPIO.setwarnings(False) 之类的函数都有吗
      @大法师

      大法师大 1 Reply Last reply Reply Quote 0
      • 大法师大
        大法师 @AugustRobot_Zou
        last edited by

        @AugustRobot_Zou
        还未完整测试所有接口。

        jack@cool-pi.com

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        • 大法师大 大法师 referenced this topic on
        • A
          AugustRobot_Zou @大法师
          last edited by AugustRobot_Zou

          @大法师
          请问有支持python3.6的 .whl安装包吗?
          我的docker环境是unbuntu18.04+py2.7+py3.6.9的,CPi.GPIO-1.0.0-cp38-cp38-linux_aarch64.whl安装不了。
          或者有没有其他方式,驱动gpio

          大法师大 1 Reply Last reply Reply Quote 0
          • 大法师大
            大法师 @AugustRobot_Zou
            last edited by 大法师

            @AugustRobot_Zou
            所有的底层封装操作都是基于访问/sys/class/gpio/

            https://www.cool-pi.com/topic/72/coolpi-4b硬件扩展四-gpio

            jack@cool-pi.com

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            • A
              AugustRobot_Zou @大法师
              last edited by AugustRobot_Zou

              @大法师
              请问能麻烦编译一个python3.6.9的安装包吗?
              使用CPi.GPIO-1.0.0-cp38-cp38-linux_aarch64.whl,必须装上python3.8。
              我的docker环境是ubuntu18.04+python3.6.9+ROS。

              装了python3.8后,同时存在python3.8和python3.6,导致原本的代码程序很多python版本适配问题,这几天为这个问题搞得头大,很难兼顾 CPi.GPIO库和原来的程序,模块脚本的#!/usr/bin/python3 只能配置2选1(3.8 or 3.6 )。

              80fa368b-5533-4b1d-b029-60c55cbe2106-图片.png

              大法师大 J 2 Replies Last reply Reply Quote 0
              • 大法师大
                大法师 @AugustRobot_Zou
                last edited by

                @AugustRobot_Zou okay!

                jack@cool-pi.com

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                • J
                  jack_admin @AugustRobot_Zou
                  last edited by

                  @AugustRobot_Zou CPi.GPIO-1.0.0-cp36-cp36m-linux_aarch64.whl

                  A 1 Reply Last reply Reply Quote 0
                  • A
                    AugustRobot_Zou @jack_admin
                    last edited by

                    @jack_admin @大法师
                    Really appreciate your help!
                    Now our system is basically compatible with coolp4B,which used to running on raspberry-pi4B.

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                    • A AugustRobot_Zou referenced this topic on
                    • J jack_admin referenced this topic on
                    • X
                      xingzhan2012
                      last edited by xingzhan2012

                      有python3.9版本的吗

                      J 1 Reply Last reply Reply Quote 0
                      • J
                        jack_admin @xingzhan2012
                        last edited by

                        @xingzhan2012 有。在帖子最顶楼

                        X 1 Reply Last reply Reply Quote 0
                        • X
                          xingzhan2012 @jack_admin
                          last edited by

                          @jack_admin 谢谢

                          1 Reply Last reply Reply Quote 0
                          • M
                            Macs
                            last edited by Macs

                            Does the coolpi have a DPI mode for the gpio like the RPI4?

                            J 1 Reply Last reply Reply Quote 0
                            • J
                              jack_admin @Macs
                              last edited by

                              @Macs said in coolpi 4b python3 gpio operation compatable with raspberry pi:

                              Does the coolpi have a DPI mode for the gpio like the RPI4?

                              WiringPi ?

                              M 1 Reply Last reply Reply Quote 0
                              • M
                                Macs @jack_admin
                                last edited by

                                @jack_admin I mean can output video signal on the gpio using with custom timings, like you can on the RPI4?

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                                • O
                                  Orion
                                  last edited by

                                  请问支持C++语言吗

                                  J 1 Reply Last reply Reply Quote 0
                                  • J
                                    jack_admin @Orion
                                    last edited by

                                    @Orion C++可以代码文件操作gpio,不需要调用python库

                                    O 1 Reply Last reply Reply Quote 0
                                    • O
                                      Orion @jack_admin
                                      last edited by

                                      @jack_admin 请问C++需要包含哪个库呢,是writtingPi吗

                                      J 1 Reply Last reply Reply Quote 0
                                      • J
                                        jack_admin @Orion
                                        last edited by

                                        @Orion 直接裸操作/sys/class/gpio,不做二次包装

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                                        • Z
                                          zensation
                                          last edited by

                                          it says in the GPIO page that all gpio are configurable with pullup or pulldown mode. How can we access the pull down resistor on a input pin say pin 32 GPIO105 that is default set to pullup? I tried the same convention as raspberry pi python access which is

                                          GPIO.setup([pin#], GPIO.IN, pull_up_down=GPIO.PUD_DOWN)

                                          and i get the error no PUD_DOWN in the module. Can you post the entire documentation with included commands in this module?

                                          大法师大 1 Reply Last reply Reply Quote 0
                                          • 大法师大
                                            大法师 @zensation
                                            last edited by

                                            @zensation not support setting pullup/down in user space now.

                                            jack@cool-pi.com

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