raspberry pi development

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1. Raspberry Pi Initialization configuration

1 , configuration options:The first time a Raspberry Pi is used, a simple configuration is required to run the following command in command-line mode:$sudo Raspi-configThe new and old version of the configuration interface is not the same, the following list of two kinds of more common: Expand_rootfs – Extend the root partition to the entire SD card (the Raspbe

Play the Raspberry Pi: A Primer for Openhab (i)

If you're bored with a smart home that just has to download a specific app to control a light, here's the good news: Openhab can give you the most flexible control of smart home, Openhab is a mature, open source home automation platform that can run a lot of software, There is no agreement, which means it can now be connected to almost all of the home automation hardware on the market.Here we will show you how to install and launch the free smart home system.We first use

Raspberry Pi becomes a read-only file system

Today when I tried to connect the Raspberry Pi with SSH, I found that the Raspberry Pi did not open the SSH service.I don't have a monitor, I don't have an external keyboard.So, I pulled the Raspberry Pi hard drive (memory card) a

python+ Raspberry Pi enables IoT (Internet of Things) data to be uploaded to the server

Environment: Raspbian-stretch (2018-06-27)Raspberry Pi: 3 generation B Type1, Raspberry Pi equipment, need to be in the field can also have independent networking capabilities, it is necessary to use the Internet of Things module.The SIM868 communication module for micro-snow is used here, such as:2, will SIM868 insert

The latest version of the 2017-03-02 version of the Raspberry Pi system does not directly SSH login issues

The latest version of the 2017-03-02 version of the Raspberry Pi system does not directly SSH login issues Last night when installing the latest Raspbian system using Raspberry Pi 3 (2017-03-02), there was a problem: There is no HDMI monitor on hand, so you can only use SSH to connect to the

VNC Remote Connection Raspberry Pi Error Problem Resolution-"Unable to connect because the target computer is actively rejecting"

Problem: "Unable to connect because the target computer is actively rejecting" The first time to make Raspberry Pi, because the Raspberry Pi can not directly connect the monitor, so use remote connection, here, I use a network cable to connect the way, notebook and Raspberry

Raspberry Pi for Windows

Raspberry Pi ------For Windows Step 1:in Order to write the image for sd,we should download and install image Writer for Windows Step 2:download and install putty and connected to serial port Step 3:plug in the power then start Raspberry Pi and login Step 4:login

Several Android phone apps that Raspberry Pi players must install

Raspberry Pi Home for your friends to collect the following several mobile phone apps, with these software, in your playing Raspberry Pi process, will play a powerful effect.Because many of the software is Google Play, and in the celestial world we can not use Google's services, so the software has been uploaded to Bai

Color control for RGB LEDs with Raspberry Pi--c language version number

Color control for RGB LEDs with Raspberry Pi RGBColor Modeis a color standard for industry. is through theRed (R),Green (G),Blue (B)Three ColorsChanneland they overlap each other to get a variety of colors, RGB is the representativeRed,Green,Bluethree channels of color. This standard almost contains all the colors that human vision can perceive, and is now the most widely usedColor System one of them. Th

Install Qt in Raspberry Pi

Install Qt in Raspberry Pi Blog link:Http://blog.csdn.net/jdh99, Author: jdh, reprinted please note. Environment: HOST: win7 Hardware: Raspberry Pi Steps: Reference: http://qt-project.org/wiki/apt-get_Qt4_on_the_Raspberry_Pi firstly I got the d

Raspberry Pi connection WiFi with router IP bindings

First recommend a few mobile phone software in the cool Ann network should be able to find1.JuiceSSH Orange SSH software mobile phone connected to the router can control the LAN in the Raspberry Pi2.VNC Viewer Remote Desktop software VNC is also a LAN-connected Raspberry PiThese software is still very useful, do not want to open the computer, you can control the Raspber

Using VNC to connect the Raspberry Pi on the Linux platform

Your Linux distribution may already contain the Remote Desktop Viewer program, which you can use to connect your Raspberry Pi with VNC. This program can usually be found under the Applications/internet menu (the following is an example of Ubuntu);Once you select the Remote Desktop Viewer program and click the Connect button, you will see the following dialog box. Select VNC in the Protocol (Protocol) option

Build a Web server on a Raspberry Pi--based on Apache

1,apache Introduction:Apache is the world's first-ranking Web Server software . It can run on almost all of the widely used computers platform Because of its cross-platform and security is widely used, is the most popular Web server-side software. For more information, see: " Baidu Encyclopedia- Apache" " Wikipedia -apache HTTP Server "2, install Apache to Raspberry Pi:Apt-get Install Apache2Want to continue[y/n]? When entering Y,

Install Docker on Raspberry Pi, run home Assistant

Docker is a good thing, thinking that Raspbian is a Debian-based system, and that certainly supports Docker.With Docker, there is an extremely simple way to install Home assistant on the Raspberry Pi.1. Installing Docker on the Raspberry PiCurl-ssl https://get.docker.com | shReference: https://www.raspberrypi.org/blog/docker-comes-to-

Mac OSX installs the Raspbian system for Raspberry Pi

Install Raspbian system to Raspberry Pi under Mac OS xGo to the official Raspberry Pi website to download a system image, it is recommended to download Raspbian.If using the direct extension of the waveshare TFT small screen, to Http://www.waveshare.net/wiki/RPI_IMAGE to download.Get an img image when the download is c

Raspberry Pi 3uart WiFi module commissioning (wasted my 3 days of valuable experience)

, because the USB to the serial port of the minicom to communicate, and no garbled, the transmission of all the correct data2. Arduino mega2560 can transmit data, but there is garbled, possibly because the mega2560 serial port has the relation.Since the module is good, I think of another test method, a module using a USB port to the PC, and the other directly to my Raspberry Pi on the UART interface. The re

Raspberry Pi uses the python quick2wire library to develop I2C applications

How to enable I2C device http://www.cnblogs.com/hangxin1940/archive/2013/04/02/2997077.html and build a python I2C Development Environment http://www.cnblogs.com/hangxin1940/archive/2013/04/03/2997094.html Quick2wire is a python library used for I2C communication on Raspberry Pi. It allows non-root users to read and write gpio pins conveniently. Why use it? Some

Raspberry Pi-web Control Appliance

Linux+raspberry Pi+python* * For students to do a smart home tutorial:Using Raspberry Pi As a server, we have access to the server method, control the Raspberry Pi I/O port high and low level, I/O port on the relay (to achieve low

Play the Raspberry Pi: A Primer for Openhab (ii)

first, the simplest method on the Raspberry Pi is to use apt-get and then give control to the Openhab user.sudo apt-get install openhab-addon-binding--hr Openhab:openhab/usr/share/openhabNext, you need to tell Openhab to load the binding and configure all the required variables. go to the configuration folder, copy a copy of Openhab-default.cfg, and name it openhab.cfg. Open the file, search for hue, and r

KMS auto-activation on Raspberry Pi 3 (raspberrypi 3B)

Front-facing:1. hostname Please change from default Raspberrypi to test.comsudo nano /etc/hostnamePlease change the raspberrypi in the file to test.com2. Change the IP address of the Raspberry Pi to static, in this case 172.16.0.68, the gateway exits to 172.16.0.1sudo nano /etc/dhcpcd.confAt the bottom of the document, add the following settings:interface eth0static ip_address=172.16.0.68/24static routers=1

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