Interrupt source and interrupt number

Take smdk6410 as an example:The interrupt source is a hardware concept and comes from Vic. 6410 supports 64 interrupt sources. Some interrupt sources correspond to a set of actual interruptions. Therefore, Linux must perform some conversions during

Utms signaling training (11)

PS callpmm state and CM statethe MS shocould perform a GPRS attach to sgsn in order to get the right to access the GPRS services. after having executed the GPRS attach, The MS is in the PMM-CONNECTED state and mm contexts are established in the ms

Critical resource operations

Critical resources need to be carefully considered in the system. We are designingCodeWhen multiple processes access the same resource at the same time, especially when the same resource is modified, the problem may occur. There are usually several

Estimation control algorithm for Wheeled Mobile Robot course tracking

We have recently studied heading estimation control, so we have been exploring it because we have no relevant information. A general control method for Wheeled Mobile Robot course tracking is to take the difference between the expected course

Word pagination html

1. First open the original document in word; 2. Type Alt + F11 to open the VBA editor; 3. Select the menu command "insert-module"; 4. In Code Enter the following code in the editing area: Option explicitsub savepagestomultiplehtmlfiles () dim

Today is the last day.

I rushed back to Shanghai from my hometown yesterday. While sleeping at night, I am still thinking about my work problems and dreaming. When I got up in the morning, my head was dizzy.   I checked the information for one night yesterday. I had a

5 years (3)

The direction is fixed. from 10 years to 11 years, it is hard work. The first is to compile the smart electric meter of the national network, and confirm the requirements with the external team, to provide them with the compilation of the MCU

Non-technical...

Csdn will discuss the interview with the doctor. See http://community.csdn.net/Expert/topic/5209/5209413.xml? Temp =. 2371179. Many people have different ideas. First, do not trust your doctor. Because the doctors I have come into contact with are

Access physical registers in the kernel

YesBare board driveProgramThe writing experience is clear. When writing a bare-board driver, we access the physical address to operate the register. However, it is impossible to use physical addresses in the kernel. Only the high 1 GB of 4G virtual

Enjoy the joy that robots bring to you!

Today, I went to the Everbright Convention and Exhibition Center to attend the tenth China International Exhibition on materials and logistics technology.The most impressive thing is the robocoaster at the door. I thought it was an industrial robot,

List of nands devices supported by TI rted

Introduction This page attempts to list the NAND devices supported by various revisions of r0000for Ti devices. please add the devices which are being used by MERs, verified by tiers or used on Ti evms. also, please indicate the source of the

The address recognition technical difficulties of the magnetic guided robot have finally been broken through ....

Our self-developed magnetic guided robot (our own magnetic induction probes) has been applied in some projects. Our magnetic guided robot uses a non-blind walk mode when turning or selecting a path. This is different from the blind walk mode used by

How small and medium IT enterprises retain post 80 technical talents

Note: The csdn news does not seem to have a "add to Favorites" column. It is only reposted here. Http://vipnews.csdn.net/newscontent.aspx? Pointid = 2008_12_09_171541998 How small and medium IT enterprises retain post 80 technical talents   For any

Setup of at91rm9200 Pilot Program (iii) --- transplantation of U-Boot1.1.4 on at91rm9200

Bootloader OverviewBoot Loader is a small program that runs before the operating system kernel runs. Through this bootloader, We initialize the hardware device, prepare the address space and interrupt number for the hardware device, and establish a

Setup of the at91rm9200 Boot Program (ii) --- settings of the TFTP and NFS services

TFTP Server SettingsThe tftp protocol is a simple File Transfer Protocol and is suitable for the target board bootloader. TFTP file transmission is based on UDP. We use TFTP to transmit the kernel image file zimage and ramdisk required for the

Thoroughly uninstall the RPM package script

Thoroughly uninstall the RPM package script   When you detach a software package, you find that many other software packages depend on it. Force detach may make these software packages unusable. The following script can uninstall a software package

Utms signaling training (1)

End-to-End Bearing of Signaling In UMTS end-to-end bearer, QoS can ensure the range between UU-lu ports, that is, our own network. In network establishment, we need to rely on signaling to establish connections and allocate the bearer. Notes: 1.

Verify CRC-16

  CRC-16 IBMX16+X15+X2+ 1 There are many principles of CRC encoding on the Internet. Simply put, the data is divided by a modulo-2 Division using the generative formula. Here I will mainly write about the principle of the look-up table method. I.

Bug Classification Criteria

I. Purpose Defines and standardizes the concept, type, status, and severity of bugs to further guide our.WorkSoftware Testing Ii. Concepts BUG: flaws in the software may cause system failure. Simply put, there are errors or defects in the software

No communication cost

  This time, it was sent to the site by the Organization. I thought that after my task is completed, I don't have to go back. However, the on-site acceptance was not satisfactory, causing the organization to urgently arrange for me to fly to the

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