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};//version is double-byte, here is the high-byte, low -byteRET = gtp_i2c_read (client, buf,sizeof(BUF)); = U8 buf[8] = {Gtp_reg_version >>8, Gtp_reg_version 0xFF}; //The first 2 bytes have been stored in gtp_reg_version, starting from buf[2], where the data structure remains consistent for subsequent code BUF[8]RET =i2c_read0 (0x5c, Gtp_reg_version, buf[2],6) i2c_read0 (0x5c, gtp_reg_version)//U16 with Double byte.3, overwrite interrupt function processing,look at the driver code, delete all th

problem, the problem is much better resolved. Here are some conditions to ensure that your USB device works: (1) The USB device itself does not have any problems-can be tested on other computers to ensure that the normal work, (2) USB interface without any problems-can be connected to other USB devices on this interf

Some friends asked why the optical drive will be stuck on the disc. In fact, it is not due to the poor quality of the disc or the aging of the optical drive laser head. When the optical drive is reading some unclear areas of the optical drive, you need to repeat it to adjust the position and power of the optical drive to read data. At this time, the optical drive consumes a lot of CPU, this often causes false crashes. At this time, you just need to take out the CD in the optical drive and th

How to disable USB flash drives, disable USB storage devices, and prohibit USB flash drives from copying computer filesUSB flash drives and mobile hard disks are currently widely used USB storage tools, which greatly facilitates work. But at the same time, employees can easily copy computer files through

How to disable USB flash drives on the company's computer, prohibit USB flash drives from copying computer files on the company's computer, and prohibit USB flash drives on the computerAt present, USB flash drives are frequently used, and the read/write speed and storage space are getting bigger and bigger. Although it

Usb-c interface Everyone may not be unfamiliar, Apple recently released a Mac 12 notebook only equipped with a USB-C interface to become the focus of digital enthusiasts, but also to allow more friends to recognize the Usb-c interface. What is the Usb-c interface? What is the difference between it and the

One-click USB flash drive _ How to use a USB flash drive to install the system-Windows XP system and Windows 7 system tutorial-one-click USB flash drive boot disk creation tool tutorialStep 1: preparations and precautions before preparation 1. Download the one-click USB flash drive system software (Note: The computer m

USB-HDD, USB-ZIP, USB-FDD boot HDD, short for harddiskdrive, is the English name of the hard drive. The most basic computer memory, we often say that disk C, disk D and other disks are hard drive, but we generally referred to as hard drive. Modern hard disk capacity is generally 40g, 80g, 120g, 160g and so on, currently the highest desktop level hard di

Book inventory plays an important key business data for warehouse management operations in books. Development at any age now promotes blood circulation in books, book types and update speed are just as fast rising.In order to ensure a foothold in the book industry, to ensure the correct purchase and inventory control and delivery. In order to avoid the backlog of

_____________________________________ In-depth CommunicationQqGROUP: A: 204255896(1000Super group, can join) B: 165201798(500Super people, full staff) C: 215053598(200High personnel group, full personnel)D: 215054675(200High personnel group, full personnel) E: 215055211(200High personnel group, full personnel)F: 78538605(500High personnel group, full personnel) G: 158560047(500Personnel high-level group, full member) h: 103661446 (can join ...) YYGroup:7182393 YYChannels:80518139(Ir

Step 1: view the USB flash disk Information First, run the sudo fdisk-l command to check where the USB flash disk is located, that is, where the USB disk is mounted. (If the fdisk-l command is used directly without any results, you must add sudo to run it as an administrator) After viewing this information, you may see the following information: Disk/dev/SDA: 25

Because the USB driver in Linux is already very complete,You only need to follow the following configuration. After the configuration, recompile the kernel and install it on the Development Board. 1. Modify make menuconfig System type --> Input core support --> SCSI device support ---> [*] Legacy/proc/SCSI/support * ** SCSI support type (disk, tape, CD-ROM )*** [*] Hid devices ---> --- Hid Dev

by Fanxiushu 2016 05-15 reprint or quote this article, please indicate the original author.People who have used VMware should know that VMware virtual machines have such a feature,When a USB device is plugged into the host, the USB device can be accessed in VMware's virtual machine system via setup.and accessing this USB device is just as true as inserting the

IOS Address Book programming, listening for system address book changes, and ios address book Listen for address book changes The client code must be implemented as follows: /* Remove the registration function */-(void) dealloc {ABAddressBookUnregisterExternalChangeCallback (_ addressBook, ContactsChangeCallback, nil)

How to enable the USB flash drive on the MSI motherboard, how to enable the USB flash drive on the MSI motherboard Bios, and how to enable the USB flash drive on the MSI motherboard bios Press the Delete key on the keyboard repeatedly to go to the main interface of the motherboard BIOS. (See) Use the keyboard arrow key, select "Advanced BIOS Features", an

Code for reading the serial number of usb hdd (USB mobile hard disk information), USB HDD Code, model, and split of the serial number of the usb hdd. Visual Studio 2010 is successfully compiled. The Code uses the related code in smartata. c In CrystalDiskInfo: The following connection explains why scsi-related code req

This article was reproduced from: http://blog.csdn.net/zqixiao_09/article/details/50984074In the end user's view, USB device provides a variety of additional functions, such as file transfer, sound playback, etc., but it is consistent with the interface of all USB devices for USB host. A USB device consists of 3 functi

should be clear to anyone familiar with Win32 programming. It is a way for the kernel to notify the application, it is also a means of thread concurrency control. If you are not familiar with it, you must find a book such as Windows Advanced Programming as I mentioned in previous articles to understand it, otherwise, it is difficult to control the driver.The functions implemented by using it are not mentioned, and they are used in the same way as tho

I. Advantages of USB Interface Simple, fast, support for plug-and-play and hot swapping 2. USB communication Host is the core of USB communication, and the common USB host is PC. Any USB data transmission must be initiated and controlled by the host. All

to anyone familiar with Win32 programming. It is a way for the kernel to notify the application, it is also a means of thread concurrency control. If you are not familiar with it, you must find a book such as Windows Advanced Programming as I mentioned in previous articles to understand it, otherwise, it is difficult to control the driver.The functions implemented by using it are not mentioned, and they are used in the same way as those in the critic