raspberry pi official

When the official website opens, it is often slow and the information is unbearable. Today's discovery docs are also available on GitHub, which is a lot faster with GitHub!Official: https://www.raspberrypi.org/documentation/Raspberry github:https://github.com/raspberrypi/documentation #这个快很多Reminder: Use github to download all documents at once. The document form

, otherwise there may be insufficient power supply ). Accessory list: 16 GB card (more than 8 GB) Micro sd Card Reader Micro usb data cable Charging head (5V2A, less than 2A may cause insufficient power supply, and 2A may also occur ).Download Raspberry Pi System Download the Raspberry Pi system from the

to scan the register for the interrupt number of the interrupt, and call the corresponding callback function if the interrupt occurs.1.for_each_set_bit (i, EDSR, + ) //cycle to find a bit in the EDSR that is 1 is interrupted 2.Generic_handle_irq (Gpio_to_irq (GPIO));//interrupt callback function that calls the interrupt vector (will be filled in when the driver requests an IRQ resource) GPIO_TO_IRQ (GPIO) is the interrupt vector number where the interrupt occurredThree • Interrupt Controller

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

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

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

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

Market 2 dollars SD Card sleeve quality is much better.2. Q: No screen, no keyboard, how to play Raspberry Pi?A: There is no screen and keyboard, as long as you have a maximum load of at least 750ma 5V power adapter and a network cable, you can use the computer via SSH to connect the Raspberry Pi. Here, I want to expl

Raspberry Pi (Raspberry Pi Model B +) No monitor and wireless card get started GuideRecently bought a Raspberry Pi board (Raspberry Pi Model

The previous section describes how to write a Raspberry Pi system to the Raspberry Pi, and today we'll show you how to configure the Raspberry Pi for better use.If you have a monitor. Keyboard mouse, direct start can go to the des

This article describes how to install Python and OpenCV on Raspberry Pi 2 or Raspberry Pi B +. it is based on the GTK library and uses Python2.7 and OpenCV2.4.X as an example, if you need a friend, refer to my Raspberry Pi 2 which

Python and OpenCV installation tutorial on Raspberry Pi 2 or Raspberry Pi B +, pythonopencv My Raspberry Pi 2 just arrived yesterday. This guy looks cute. This guy has a 4-core MHz processor and 1 GB memory. You know,

we have already used the official image to set up the Raspberry Pi development environment, it can be said to be able to use the application, but if the official kernel has some features that do not meet our needs or need to partially crop the kernel, then we need to crop the Raspb