sapphire r7

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Exception process in wince & arm-repost-the first post on the forum will be reprinted, and there will be a lot of originality in the future

vectortable, they are placed in the ROM at the beginning, which requires them to be moved to the specified position when the system starts up, the following code is intended for this purpose.; Setup the vector area.;; (R8) = PTR to exception Vectors Add R7, PC, # vectorinstructions-(. + 8)Ldmia R7 !, {R0-r3}; load 4 instructionsStmia R8 !, {R0-r3}; store the 4 vector instructionsLdmia

Build a win7 Android ndk Development Environment

Key words: JNI, win7, Android SDK, Android ndk, cygwin, Eclipse, JDK 1.download and install the latest cygwinsetup.exeNote that you need to select devel @ install, which is required to simulate the Linux environment ,,,,SelectHttp://mirrors.163.comFast download speedAfter installation, open make-V and GCC-V to test whether the installation is successful. 2.download and install jdk-7u2-windows-i586.exeProblems that may occur later: When javah.exeis used in the pathsystem runtime to generat

Eclipse+cdt+gdb Debugging Android NDK Program

Eclipse+cdt+gdb Debugging Android NDK ProgramFirst introduce the development environment, in this environment, the UP master guarantee is no problem. Ubuntu 11.10 Eclipse 3.7 (Indego) for Java JDK 6 Android SDK 2.2 Andrid NDK R7 Of course, in the Windows environment through the Cygwin and other tools can also be implemented GDB debugging, I have indeed implemented. But the performance is too low, the card can not be used

Load Convert Command instance detailed

files Here are examples of how to do 6 of these things 1. Upgrade a single mail databaseThis sample looks for the mail database USER in the \mail subdirectory of the Notes data directory. Nsf. The Mail conversion utility replaces the current message template with the R7 mail template dwa7.ntf Regardless of the template used before the mail file.Load Convert MAIL\USER.NSF * dwa7.ntf 2, upgrade all mail databases in the directoryThis example finds al

Android source code structure analysis

)| -- LivePicker (select live wallpaper)| -- MagicSmoke (Special wallpaper effects)'-- MusicVisualization (music visualization, graphics change with music) ○ 1 there is a hidden. git folder with the same content and no meaningful code. config seems to be a download program, so there is no substance in these folders. Vendor directory (customized by manufacturer) | -- Aosp (android open source project)| '-- Products (some board-level rules)| -- Htc)| -- Common-open (common part)| '-- Akmd (tool us

512 M gddr3 radeon x800xl 512 m

ATI has released the radeon x800xl 512m video card equipped with 512 M gddr3. the DIY video card topic also receives the hybird radeon x800xl 512m video card from Ati's core partner sapphire, this is the first appearance of the ATI massive video storage radeon x800xl in China. Based on the native PCI-Express graphics chip r430, sapphire x800xl 512mb has 16 pixel rendering pipelines and six Vertex color

Longines watch Models

Longines watch Models Use l4.635.2.1.1.1 as an Example The first group of numbers L1 represents the serial number of the Longines.L1: Conquest conkass series with convex sides as the sign, sapphire crystal mirror, waterproof 30-meters, Z watch and automatic watch, belt and Metal BeltL2: nw.gntor aerial navigation table, full range of automatic tables, 30 meters waterproof.L3: Admiral series (Obo, Golden Emblem series) are a full range of automatic

2015 Popular big screen mobile phone has what? big screen mobile phone recommended

configuration, cost-effective In the middle of April this year, Le saw the release of three blockbuster new machines, respectively, le 1, le 1 Pro, le view super mobile phone max. In these three models, the video super Mobile Max screen max, hardware configuration is also the most fever. The Super mobile phone Max uses the metal fuselage, has the Athens gold, the simple silver two kind of body color, the appearance simple Vogue, is called the most good-looking giant screen handset

Linux system calls

the hardware in the case of frustration), but the performance of the great damage, not the last resort can not open. The code is very simple, it is not explained here.Third, how to get the system call number?System calls have two specifications, one is the old Oabi (the system call is from the SWI Directive) and the other is the arm ABI, which is the Eabi (the system call is from R7). If you want to be compatible with the old Oabi, then we need to de

ARM command System

immediate number is greater than 0xff, immediately the number of loops left to shift even digits, to get a number between 0x0--0xffMeeting the above two conditions is legal:Examples of illegal numbers: 0x101 0xffffffIllegal numbers can be manipulated by this example: LDR r1,=0xfffff, register addressingMOV R1,R2, register Indirect addressingLDR R1,[R2]; R2 the data read out of the storage unit pointed to is saved in R1STR R1,[R2]; Read the data in the R1 and save it in the storage unit that the

Notes on Transplantation of uC/OS-II on C51

I have read the article about the transplantation of UC on the C51 by Mr. Yang from julong. However, with the understanding of UC, it is found that the task function in the porting program of instructor Yang cannot pass parameters, so he tried to change it. The running process of UC is as follows: 1. osinit () function initializes idle tasks. If there may be statistical tasks, of course, there are PCB and event idle lists (I think anyone who knows UC knows how to get started ); 2. ostaskcreate

ARM Assembly for iOS Reverse Engineering

Recently, I am very interested in iOS reverse engineering. Currently, iOS reverse engineering books include Hacking and Securing IOS Applications and iOS Hacker's Handbook. The Chinese books include iOS reverse engineering: analysis and practice: the programmer Nian Qian's iOS security attack and defense series english blog includes: Prateek Gianchandani's iOS Security Series blog which involves ARM assembly, but it is only widely used, the ARM assembly on iOS is not described in detail. Therefo

Precise delay (reprinted content) of c51)

cannot be predicted. Therefore, in scenarios with high real-time requirements, compilation and C joint applications are also required. But is there a latency program that needs to be implemented through assembly? To find this answer, I did an experiment.When using C language to implement latency programs, the first thing that comes to mind is the commonly used loop statements in C. The following code is frequently seen on the Internet:Void delay2 (unsigned char I){For (; I! = 0; I --);}How high

Embedded System CORTEX-A8 Processor programming

registers cannot be accessed concurrently, and the processor state and operating mode determine which registers are available to the programmer. L Non-grouped universal register R0-R7 R0--R7 in 16 data registers are non-grouped universal registers that are used to hold data and addresses . L Packet General register R8-R15, processor mode determines physical register --r8-r12 Register: Fast Interrupt and o

Detect Android simulators using the specific system value of the cache

, design a piece of code that will re-write a command to a specific address. Then, we can use a loop to implement it because we need to return to the original address and execute it again. The Code is as follows: #! Cpp _ asm _ volatile (1 "stmfd sp !, {R4-r8, lr} \ n "2" mov r6, #0 \ n "used to count the number of cycles, debug 3" mov r7, #0 \ n "assigns the initial value 4" mov r8, pc \ n "4, and 7 for r7

CCNP Route Environment troubleshooting Experiment

Lab requirements:Set up the topology, import the pre-configuration, and troubleshoot the following errors.1. R4 cannot learn the host entries mounted on R5;2. The OSPF neighbor between R6 and R7 cannot start;3. R4 cannot form OSPF neighbors with R2 and R3;4. R7 cannot form an IPsec neighbor with R8 or R9;5. The host on R5 cannot be pinged to the host on R9;6. Ensure that the packets sent from the host on R5

Ccnp OSPF test on the fourth day (1)

------------------------------------------------------------------------------------------------------------------------------------------- R7 (config-If) # int lo0R7 (config-If) # IP add 7.7.7.7 255.255.255.0 R7 (config) # int F0/0R7 (config-If) # IP add 10.1.1.7 255.255.255.0R7 (config-If) # No Shutdown Certificate ------------------------------------------------------------------------------------------

Led traffic light Simulation

Is my circuit diagram Below are four programs I write with two different languages and two different latencies, but I don't know what time to ask during simulation (I haven't solved it yet) A loop assembly delayCode: Org 0100 h; reserved space Main: Loop: mov P0, # 0xf3h; Acall dtime MoV r0, #5; What are the functions of these statements? Make things yellow, North and South Red Loop1: MoV P0, # 0f5h Acall dtime1 MoV P0, # 0f7h Acall dtime1 Djnz r0, loop1 MoV P0, # 0de

Why do we need so many addressing methods?

is in the 30 h unit, if it is 31 H, it can be obtained in 31 H unit, and this problem can be solved. How can this problem be solved? Since it is the value in the Register, we can change the value here through some methods. For example, after obtaining a number, we can add 1 to the value in this register unit, execute the same command, but the number of objects is different, isn't it. Here is an example.    MOV R7,#20   MOV R0,#30HLOOP:MOV A,@R0  

Arm CPSR + spsr

bits, and do not store data with the reserved bits in the program. Reserved bits are used for expansion of the arm version.5) run mode bit M []: The bit is the mode bit, which determines the run mode of the processor. The meanings are shown in the following table: M [4: 0] Processor Mode Accessible registers in arm Mode Accessible registers in thumb Mode 0b10000 User Mode PC, CPSR, R0 ~ R14 PC, CPSR, R0 ~ R7, LR, S

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