Raspberry Pi-Sonic Pi (sound programming), sonicpi
Sonic Pi is an open-source programming environment designed to explore and teach programming concepts by creating sound production music processes.
The Code executed by Sonic Pi is based on Ruby, which is
Raspberry Pi Raspbian and raspberry raspbianRaspberry Pi Raspbian recorded the process of installing Raspberry Pi for the first time and implementing Intranet penetration through peanut shells.
5. Connect to
Rc. local file of Raspberry Pi (set startup), raspberry rc. local
To run a command or program when Raspberry Pi is started, you need to add the commandRc. localFile. This is useful when you want to run the program directly without
Raspberry Pi 3+ros Kinetic version
Remote PC +ros Indigo version
First turn on the Raspberry Pi camera function
sudo raspi-config
Start Camera function
and restart the Raspberry Pi.
Open the
Raspberry Pi 3-jessie compiled and installed Ros-indigo full versionPublished: October 20, 2016 09:31:21 Views: 4,388 from: Ray Everyone in the study of Ros sometimes directly using a notebook or industrial computer (small host), more trouble, the price is more expensive, and then a lot of people put their ideas into s
Vamei Source: Http://www.cnblogs.com/vamei prohibited any form of reprint.The Raspberry Pi is an ultra-small computer with a credit card size, developed by the Raspberry Pi Foundation of the Rotten Country (UK). Thanks to its ultra-small size,
With a limited number of Raspberry Pi Gpio ports, you can easily extend more GPIO interfaces by connecting the Arduinuo.In general, the Arduino IDE is developed using an ordinary PC or laptop.This article describes how to install the Arduino IDE on raspberry, and all of the operations are done in the
The Linux used by the Raspberry Pi is the Debian system, so the Raspberry Pi enable root and Debian are the same. The root account in Debian does not have a default password, but the account is locked. When root privileges are required, the default account is executed via su
[Raspberry Pi] enables the root account and raspberry enables the root account
Raspberry Pi uses the debian system in linux, So Raspberry Pi uses the same root and debian.
The root
First, about open source hardwareThe concept of open source hardware is simple to understand that the electronic hardware design detailed parameters are public, such as circuit diagrams, BOM and PCB layout and so on.Main types: Arduino, Cubieboard, Raspberrypi, Pcduino, Beaglebone, Kiwiboard, and MixteilOpen source China Community-Open source hardware zone Http://www.oschina.net/hardwareSecond, choose Raspberry Pi
This assumes that you already have the Raspberry Pi 2/b+, and that it is already installed. If not, I suggest you buy one, they are both cheap and fun.
Personally, I'd rather spend a little more money buying from Canakit. Their logistics quickly and reliably, plus their ready-to-go service is also very good.
Okay, let's start OpenCV and Python installation.Step 0
From SSH to port forwarding, these advanced technologies will make your Raspberry Pi development easier.
When you can enter a command in the command line, you are no longer a beginner in some new settings. Although the progress is not fast, you are indeed learning how to use a
The Linux used by the Raspberry Pi is the Debian system, so the Raspberry Pi enable root and Debian are the same.The root account in Debian does not have a default password, but the account is locked.When root privileges are required, the default account is executed via sudo
"Original link": http://www.cnblogs.com/atsats/p/6666848.htmlGeneral Robotframework are installed on the PC of Windows/linux, here will be a brief introduction on the Raspberry Pi hardware platform configuration robotframework development and operating environment.With the automated test software configured on the Raspberry
0 environmentLinux hosts os:ubuntu14.04 64-bit, running on WMware workstation 10 virtual machinesRaspberry Pi Version: Raspberry Pi 2 Type B.Raspberry Pi Os:debian Jessie Raspbian Jessie1 Raspberry Pi Start-up processThe boot proc
Enable Raspberry Pi camera without Raspi-config
ask:
HiI have installed the latest Ubuntu Mate on my Raspberry Pi2. I wanted to use the Raspberry Pi camera in this operating system. Although I installed the ' Picamera ' driver in it, the system can not be create the camera
1. Change the password of pi account[Plain]View PlainCopyprint?
Password pi
2. Open the root accountThe Linux used by the Raspberry Pi is the Debian system, so the Raspberry Pi enable root and Debian are the same.Th
sleep 0.5 play 62 sleep 0.5 play 64 sleep 0.5 play 60 sleep 0.5end
You can enter frere to call this method later. For example, call in a loop:
4.times do frereend
6. Synths (synthesizer)
The synthesizer enables the play method to make different sound effects. The default synthesizer is "pretty_bell", but you can change it by yourself:
"pretty_bell""dull_bell""beep""saw_beep""fm"
Try different synthesizer:
with_synth "fm"2.times do play 60
libv4l-devsudo apt-get install libjpeg8-devsudo apt-get install imagemagick(Compile and install mjpg-steamer)wget http://sourceforge.net/code-snapshots/svn/m/mj/mjpg-streamer/code/mjpg-streamer-code-182.zipunzip mjpg-streamer-code-182.zipcd mjpg-streamer-code-182/mjpg-streamermake USE_LIBV4L2=true clean allmake DESTDIR=/usr install
Configure the RouterIn the router setup interface, set up a static IP for the
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