custom raspberry pi 3

Reference:http://blog.csdn.net/flywiththejet/article/details/55258030 1. Write multiple Ros node to be started into the same launch file: my_robot_name_2dnav/ Launch/nav_patrol.launch 2. The Roslaunch command to be started is added to the ~/.BASHRC file: Add the following at the end of the ~/.BASHRC file: ... source/opt/ros/indigo/ Setup.bashsource ~/catkin_ws/devel/setup.bashexport Ros_master_uri=http://192.168.192.166:11311export ROS_ hostname=192.168.192.166 #robot auto startif rostopic list;

() - whileGpio.input (echo_pin): + Pass At2 =time.time () at return(T2-T1) *340/2 - - Try: - whileTrue: - Print 'distance:%0.2f M'%checkdist () -Time.sleep (3) in exceptKeyboardinterrupt: -Gpio.cleanup ()found that the catch of the exception is for Crtl+c trigger, before my several modules if the output of the CTRL + C or will continue to output, I can only write a script to close the output of the corresponding pin, wi

Linux-based FTP scripts:1#!/bin/SH2 3 4 CD5Echo"completely uninstall the original FTP"6sudo apt-GetRemove--purge vsftpd # (--purge option means complete removal of software and related files)7 8Echo"Installing the VSFTPD server"9sudo apt-GetInstall VSFTPDTen OneEcho"configuration file" A #匿名访问 -sudo sed-i-E's|anonymous_enable=yes|anonymous_enable=no|'/etc/vsftpd.conf - #设定本地用户可以访问. thesudo sed-i-E's| #local_enable =yes|local_enable=yes|'/etc/vsftpd.

/mmcblk0 mkpart logical ext4 10.1GB 11.1GB```mkpart是创建分区参数logical 分区类型（primary extend logical）ext4 文件系统类型 10.1GB 分区开始位置（根据最后一个分区的End来确定，之前代号为5的分区End值为10.1GB，所以这里我们从10.1GB开始）11.1GB 分区截止位置建好分区后，还要通过partprobe命令，强制将分区信息写到磁盘div class="se-preview-section-delimiter">div>Write code here"'The last two methods require file system creation after the partition is created and mounted on the bootpartprobeThe last two methods require file system creation a

Lab 4: Add a system call to raspberry Pi1. Download the compilation tool, the Kernel source file, and the Firmware. $ Mkdir rpi$ Cd rpi$ Git clone git: // github.com/raspberrypi/firmware.git PRiFirmware$ Git clone git: // github.com/raspberrypi/linux.git RpiLinux$ Git clone git: // github.com/raspberrypi/tools.git RpiTools The download takes a lot of time and requires network stability.2. Obtain the. config file of the current Kernel and perform

How to build a practical system on raspberry 3GuideDeploying the openSUSE System on raspberry 3 is not very complicated, but here are some tips to help you better complete this process. You will have some versions to choose from. If you plan to use Raspberry Pi

1. Prepare 8G SD Card Mirrored SLES-12-SP2-ARM-X11-RASPBERRYPI3_AARCH64.AARCH64-2016.10.04-GM.RAW.XZ address: Https://www.suse.com/eval/download? event_id=dgsle12sp2event_name=eval:+sles+raspberry+piicid=gsdgneval23017icname=eval:+sles+ Raspberry+pi+nurturebuild=ccue-rz974a~login_required=1 Usb-ttl Line Minicom (or putty, super terminal) 2. Burn Write Suppose the