adafruit rpi

fileFigure 8.1 Modify Sysctl.conf "2" to define IP forwarding rules in turn, enter the following command sudo iptables-t nat-a postrouting-o eth0-j Masquerade sudo iptables-a D-i Eth0-o wlan0-m The state--state related,established-j ACCEPT sudo iptables-a forward-i wlan0-o eth0-j ACCEPT "3" security Save modify sudo sh-c "Iptables-save >/etc/iptables.ipv4.nat" "4" again modify/etc/network/interfaces file/etc/network/interfaces last Line add sudo nano/etc/network/interfaces add up Iptables-resto

you can log in, and finally query the version of the raspberry system you are using, as follows: As shown above, my raspber pi system is a Linux raspberrypi 4.1.12-v7+ version. This is important and will determine the version of the kernel that needs to be compiled. 2. Get kernel source, cross-compile tool chain and firmware (1) Obtain Raspber PI system kernel source code The raspberry faction has put most of the resources related to the raspberry pie on the GitHub, so just github the corresp

[NO]–ENABLE-LIBNPP enable Nvidia performance Primitives-ba SED code [no]–enable-mmal enable Broadcom multi-media abstraction Layer (Raspberry Pi) via mmal [No]–disable-nvenc Disab Le Nvidia video encoding code [AUTODETECT]–ENABLE-OMX enable OpenMAX IL code [no]–enable-omx-rpi enable OpenMAX IL code For Raspberry Pi [no]–disable-vaapi Disable video Acceleration API (mainly Unix/intel) code [AUTODETECT]–DISABLE-VDA Dis Able Apple Video Decode accelerat

from http://blog.csdn.net/aphero/article/details/78316747 1. Installing x264git clone git://git.videolan.org/x264.git ./configure--enable-shared--enable-static--enable-strip--disable-cli Make sudo make install 2. Installing FFmpeg git clone git://source.ffmpeg.org/ffmpeg.git ./configure--ENABLE-GPL--enable-version3--enable-nonfree--enable-static--enable-shared--enable-ffmpeg-- Enable-ffplay--enable-ffprobe--enable-ffserver--disable-doc--disable-htmlpages--disable-manpages-- Disable-podpages--

QEMU virtual machines can play Raspberry Pi, as we all know. But the online tutorial is very old, all 2012. I downloaded the latest version of the Raspberry Pi system according to the tutorial how can not run up. Study for a long time, finally found a simple method, deliberately shared out. Reprint please note the source. If can help you solve the big problem, please give me a message to encourage. Thank you. The source of this article: http://www.cnblogs.com/chengchen/p/6751420.html 1. Download

often manipulated behind the scenes. Any type that requires dynamic allocation of large memory spaces can be used with pointer types. For example,, the long-string variable is actually manipulated using pointers. Other advanced programming techniques require the use of pointer types.Sometimes pointers are the only way to adapt to the strict type restriction of Object Pascal. A generic pointer type, converted to a different pointer type by type, as in the following example:TypePinteger = ^intege

Well, I admit that this is the first example of learning from books. I started with the Raspberry red edition and version 2. I was pleasantly surprised to see that such a small card computer could do so many things! The installation of the system is successful, and the startup, installation program, remote desktop, and SSH logon are all smooth, that is, the installation of XBMC is not good, and all versions are not good, after it is started up, the Operation will soon fail. I don't know why. T

to/etc/init. d/is used to modify this file. I modified the file on the SD card. The file will be modified when pcDuino is started again, and the parameters will also be modified when synergy is started, put it in/etc/init. d For more convenient settings After setting up/etc/init. d/synergy, run sudo update-rc.d synergy defaults sudo update-rc.d-insserv synergyRun the following command to start and stop synergy. /etc/init.d/synergy start /etc/init.d/synergy stop service synergy

Design and Development of Micro-meteorological stations based on Raspberry Pi (Windows 10 IoT Core) and iotcore Preface Raspberry Pi (RPi) is designed specifically for Students' Computer Programming education. Only credit card-sized card-type computers can run Linux or Windows 10 IoT Core operating systems. This article uses Raspberry Pi and UWP (Universal Windows Platform) development technology to build a weather station system that can be monitored

PyImageSearch Gurus computer vision course. Our project will include home monitoring applications, such as motion detection and personnel tracking in the room. The following is a simple example of motion detection and tracking. at that time, I was making a call to move back and forth in the apartment.Install OpenCV and Python on Raspberry Pi 2/B + Assume that you have Raspberry Pi 2/B + installed. If you don't have one, I suggest you buy one, which is both cheap and fun. Personally, I prefer to

Update sourceThe default Raspberry Pi update source uses the British source, the speed is very slow; change to the domestic Raspberry Pi Update source method, see below: Backing Up source list files sudo cp/etc/apt/sources.list/etc/apt/sources.list.oldHere to find suitable for domestic update source, I generally use is the source of Tsinghua Edit Source List sudo nano/etc/apt/sources.list

, 60F2AE94] idx = 0Xscflg = e0100666 fl2 = d100400 fl3 = 4022218c fl4 = 0Bind bytecodesOpcode = 5 Bind Rpi Scalar SQL In (not out) NocopyOffsi = 36, Offsi = 0......Opcode = 1 UnoptimizedOffline = 36, offline = 240KkscoacdBind #0Oacdty = 01 mxl = 32 (09) mxlc = 00 mal = 00 scl = 00 pre = 00Oacflg = 18 fl2 = 0001 frm = 01 csi = 852 siz = 32 off = 0Kxsbbbfp = 7a7450ba bln = 32 avl = 09 flg = 09Value = "_ SYSSMU1 $"Bind #1Oacdty = 02 mxl = 22 (2

Gpio.setup (in_pin1, Gpio. Out) Gpio.setup (in_pin2, Gpio. Out) Gpio.setup (Enable_pin1, Gpio. Out) Gpio.setup (enable_pin2, Gpio. # Enable Gpio.output (Enable_pin1, True) Gpio.output (Enable_pin2, True) def forward (self): Gpio.output (Self.pin1, True) gpio.output (Self.pin2, False) def backward (self): Gpio.output (Self.pin1, False) Gpio.output (Self.pin2, True) def stop (self): Gpio.output (Self.pin1, False) gpio.output (sel F.pin2, False) class Car (object): Def __init__ (self): Gpi

/${CT_TARGET} . Go back to the main menu and select Target options. Change of the Target architecture to arm. Leave Endianness set to Little endian and bitness set to 32-bit. Go back to the main menu and select Operating system (Skip toolchain options, the defaults is fine) . Change Target OS to Linux. Go back to the main menu and select Binary utilities. Change binutils version to 2.21.1a or whichever are the latest that isn ' t marked as experimental. Probably unnecessary but I pre

;> Download VNC Viewer client:VNC viewer Android mobile Client>> Open the VNC Viewer client, click on the bottom left of the "+" number, address fill out the Raspberry Pi IP address, name fill in the account name (such as pi), Save password to the right of the tick, and then click on the bottom left corner "√" number, and finally click "Connect" You can see the following screen.Reference: HTTP://SHUMEIPAI.NXEZ.COM/2013/09/04/LOGIN-RPI-WITH-VNC.HTML?VA

First of all, update your Raspberry Pi (avoid compiling the wrong version resulting in no insert)sudo apt-get updatesudo apt-get upgradesudo apt-get dist-upgrade sudo rpi-updateUpdate gcc and g++:sudoApt-getInstall GCC-4.8g++-4.8 sudoUpdate-alternatives--Install/usr/bin/GCC GCC/usr/bin/GCC-4.6 -sudoUpdate-alternatives--Install/usr/bin/GCC GCC/usr/bin/GCC-4.8 -sudoUpdate-alternatives--Install/usr/bin/g++ g++/usr/bin/g++-4.6 -sudoUpdate-alternatives-

a single line-of-business application. Windows IoT core runs a universal Windows app and uses the same development, configuration, and management tools as other versions of Windows 10, which makes it easy to integrate into IoT scenarios and leverage existing resources. Raspberry Pi 3B IntroductionThe Raspberry Pi 3B is the third-generation Raspberry Pi, which is mainly configured as 1G Memory 4-Core CPU 1.2GHz ARM cortex-a53 64-bit (ARMV8 series) USB interface HDMI int

skip the next step.If you identify other hardware, install this driver on the Device Manager's Raspberry Pi recognized hardware　　Http://domotique.caron.ws/wp-content/uploads/telechargement/RPI%20Driver%20OTG.zipThe general situation can be recognized as a network card, in the Device Manager display as a USB Ethernet/rndis GadgetIn the change adapter option, the Raspberry Pi is displayed as Ethernet 2 (whichever is personal) and the Device Manager is

0 PrefaceThis document describes how to modify the Raspberry Pi software source. If you use the raspbian system, the method for modifying the software source is the same as that for Ubuntu, you can find the latest software source image in the http://www.raspbian.org and modify the content in the/etc/APT/sources file. [Related blog] [Raspberry Pi Study Notes-index blog]-Please pay attention to more blog posts. [Linux study notes -- Ubuntu update software source] 1. Where is the software source?[

LaboratoryNECComputer Vision and image processingUniversity of NevadaComputer Vision LaboratoryNotre-Dame UniversityVision-based robotics using EstimationOhio State UniversitySignal Analysis and Machine Perception LaboratoryUniversity of PennsylvaniaGRASP LaboratoryMedical Image Processing GroupVision analysis and simulation technologies (vast) LaboratoryPenn State University of PennsylvaniaComputer VisionPrecision Digital ImagesPurdue University Pudu UniversityRobot Vision LaboratoryVideo and