I. Installation of ora19 USB flash drives
On February 19, July 3, 2013, the official version of Fedora 19 was released. In addition to GNOME Desktop edition, Fedora 19 also provides KDE and LXDE customized versions. If you are interested, you can download and try it on its official website. It is understood that the official version of Fedora 19 has been updated to the regular software version, and some new
request processing function is called.
(3) If an event is received, the USB event handler is called.
(4) determine the current status and valid configurations/interfaces.
(5) update the data structure of the USB controller and port.
(6) Repetition (1 )~ (5) step.
USB callback interface program
The callback application
. It is the value of id_table, a member we assigned to usb_storage_driver. If you forget id_table, you can go back and view it. It is actually a table that tells drivers around the world what devices are supported. Storage_usb_ids also comes from drivers/USB/storage/USB. C:
138 static struct usb_device_id storage_usb_ids [] = {
139
140 # include "unusual_devs.h"
141 # UNDEF unuual_dev
142 # UNDEF usua
studied the USB content in the stm32 Technical Reference Manual, which mentioned that bulk can use the dual BUFFER MECHANISM (Ping-Pong) for processing, which can solve the problem above. The principle of the dual-buffer mechanism is to allocate two receiving buffers. The user processing of stm32 and the USB interface can use two buffers alternately. When the
prevent the computer system from automatically playing the USB flash drive. To do this, we can follow the steps below:
First, click "start"/"run" command in the desktop of the local computer system. In the displayed system run text box, enter the string command "gpedit. msc, click OK to open the Group Policy console window for the corresponding system;
In the left-side area of the console window, click "Local Computer Policy", "Computer Configurati
C # obtain the USB usage record through the registry for system applications (1 ),
This article is a series of system application articles for the "Personal Computer History cleanup software" project.We have already discussed how to clear the historical records of IE browser, obtain Windows recent access file records, clear recycle bin, and other functions. what I need to do now is to delete the
C # obtain the USB usage record through the registry for system applications (1 ),
This article is a series of system application articles for the "Personal Computer History cleanup software" project. we have already discussed how to clear the historical records of IE browser, obtain Windows recent access file records, clear recycle bin, and other functions. what I need to do now is to delete the
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.