0 PrefaceThis article reads Raspberry Pi CPU temperature through file operations. In Linux, any device operations are abstracted as file read/write, read the content in the/sys/class/thermal/thermal_zone0/Temp File to get the Raspberry Pi CPU temperature. This article descri
Screen is a virtual Terminal manager. We can use it to manage the terminal interface in the background so that when SSH disconnects, there is no need to be afraid of an ongoing operation interruption.First, installationsudo apt-get updatesudo apt-get Install screenSecond, use1. Create a virtual terminalUse putty to log in to the Raspberry
is started, you can smoothly enter the bananapi startup interface, and then enter the desktop. I am using the SSH logon interface because I do not know the default password of the bananapi account, I couldn't find it on the official website, so I had to enter the sudo passwd bananapi command on the keyboard to change the password. Fortunately, I could change the password, and then I could use SSH [email protected] to log on remotely. From the desktop, we can see that the Arduino, Python, scratc
Turn the Raspberry Pi into a Web server, you can control the Raspberry Pi by visiting the Web page, for example: Check the camera \ Turn on the light and so on.The thought of Linux Web server, the first thing we think of IS, Apache + MYSQL + Php.Raspberry Pi can install this
, touch the Input/exit place to realize the switch easily)
Use one end of your phone's USB cable to plug it into your computer's USB, one end plugged into the Raspberry Pi power port.
On the monitor, we see the start command line of the Raspberry Pi:The first launch will have a setup interface, I look at the interface login mode:found that the running interf
Tags: Raspberry Pi Weather Forecast
On Raspberry Pi, we can use the "wether" tool to obtain weather forecast information through command line.
First, install the weather tool. Run the command line sudo apt-Get install weather-util.
After the installation is compl
This article by the Raspberry Pi Fan itjoker editor, reprint please indicate the source. I also have Sina blog is also Raspberry Pi fan itjoker may name less it ...Required Materials: Raspberry Pi 2B or more than 2B, l2985n Drive
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 b
Everyone seems to be very concerned about weather forecasts. Of course, obtaining accurate weather forecasts is very useful for your travel plans and other activities. Weather forecast information can be obtained in many places, such as webpages, most smartphones or tablets. Now you can use the "wether" tool on Raspberry Pi to obtain the weather forecast information through command line."Weather" can be ins
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 Raspberry Pi wireless NIC configuration [multiple method alternatives]To make the Raspberry Pi convenient operation, it is necessary to configure the wireless network card, which can greatly enhance the mobile and con
installation steps are as follows:
1. Install the vsftpd service
Sudo apt-get install vsftpd
2. Enable the vsftpd service
Sudo service vsftpd start
3. modify the configuration file
Sudo nano/etc/vsftpd. conf
Locate and modify
Anonymous_enable = NO // anonymous access not allowed
Local_enable = YES // allow local users to access
Write_enable = YES // write allowed
Local_umask = 022 // sets the File Permission mask after upload.
Save the disk and exit.
The initial start of the Raspberry Pi requires the following steps:Install system image to SD cardConnection Configuration Raspberry PiConfigure Remote Control Raspberry PiThe materials to be prepared are as follows:More than 16G high-speed storage SD card one. (Please note that the
In C/C + +, ASCII is supported, but GB2312 is compatible with ASCII in Chinese character coding, so the GB2312 encoding of Chinese characters can be obtainedThe GB2312 is two bytes, the first byte is high eight bits, the second byte is low eight bits, such as the following program:#include #include int main (){Char a[5];strcpy (A, "ah");printf ("%xh%xh\n", (unsigned char) a[0], (unsigned char) a[1]);return 0;}A[0] is the "ah" character of the high eight-bit, a[1] is low eight bits, the program r
lost a few. After SSH connection is successful3. Q: How do I get your computer to connect to the Raspberry Pi desktop remotely?A: The Raspberry Pi official system Raspbian comes with X window, so it is possible to use its class win-style GUI interface. But SSH doesn't suppo
Build a Qt cross-compiling environment for Raspberry Pi 2B and Raspberry Pi 3
The lab project needs to use Qt to develop a user interaction interface on Raspberry Pi. Although Raspberry
You may have read my previous introduction to snappy Ubuntu. is not eager to get a snappy system to their own development Board AH. In this article today, we will show you how to assemble your own Raspberry Pi snappy Ubuntu system.
Final version:
We can buy the development version of the Raspberry
Maynard: a GTK-written desktop environment Scratch: A simple, visual programming environment noobs: A Raspberry Pi image management tool, He can let you deploy multiple mirrors on a Raspberry Pi Weston: One application Target_fs: Raspberry
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