tai lieu revit architecture

Tài liệu USB Architecture pptx

... boots, if it contains the code that does the functions listed above and has legacy keyboard support enabled, then it should always set bit 4 of the host This creates a tiered-star architecture ... Forum Web site This site contains the complete USB specification, Universal Serial Bus Specification, Revision 1.1. ã Intel Corporation Web site This site contains information on USB hardware ... clears the CF bit. USB STATUS (USBSTS) register structure. The USBSTS register is a bitmap containing 16 bits. The meaning of each of the 16 bits is fully specified in Section 2.1.2 of the...

Tài liệu DNS Architecture pptx

Danh mục: Quản trị Web

... DNS namespace. Each domain name of the DNS namespace tree contains a set of resource records, and each resource record in the set contains different types of information relating to the domain ... example.microsoft.com zone: host-a IN A 10.0.0.20 ftp IN CNAME host-a www IN CNAME host-a DNS Architecture DNS architecture is a hierarchical distributed database and an associated set of protocols ... allowed to contain exactlyone record. It has three values: ZNAME is the zone name, the ZTYPE must be SOA,and the ZCLASS is the zone’s class. ã Prerequisite resource records. Contains a set of...

Tài liệu ARM Architecture Reference Manual- P1 doc

Danh mục: Phần cứng

... instruction.Chapter C4 Contains detailed reference material on the VFP coprocessor instruction set, organized alphabetically by instruction mnemonic.Chapter C5 Contains detailed reference material ... reserved.A1-1Chapter A1 Introduction to the ARM Architecture This chapter introduces the ARM architecture and contains the following sections:ã About the ARM architecture on page A1-2ã ARM instruction ... of instruction.Chapter A4 Contains detailed reference material on each ARM instruction, arranged alphabetically by instruction mnemonic.Chapter A5 Contains detailed reference material on the...

Tài liệu ARM Architecture Reference Manual- P2 docx

Danh mục: Phần cứng

... much detail of how this behavior can or should be implemented. More details of how some standard memory systems behave can be found in Part B: Memory and System Architectures.The ARM architecture ... T bit should be zero (SBZ) on ARM architecture version 3 and below, and on non-T variants of ARM architecture version 4. No instructions exist in these architectures that can switch between ... exception occurs. For more details of the Q flag, see Chapter A10 Enhanced DSP Extension.In architecture versions prior to version 5, and in non-E variants of architecture version 5 and above,...

Tài liệu ARM Architecture Reference Manual- P3 pptx

Danh mục: Phần cứng

... flag. The control field contains two interrupt disable bits, five processor mode bits, and the Thumb bit on ARM architecture version 5 and above and on T variants of ARM architecture version 4 (see ... instead.3.UNPREDICTABLE prior to ARM architecture version 4.4.UNPREDICTABLE prior to ARM architecture version 5.5. If the cond field is 1111, this instruction is UNPREDICTABLE prior to ARM architecture version ... date, the ARM architecture does not use the status and extension fields, and three bits are unused in the flags field. The four condition code flags occupy bits[31:28]. In E variants of architecture...

Tài liệu ARM Architecture Reference Manual- P4 docx

Danh mục: Phần cứng

... syntax descriptions on page Preface-xiii. Architecture versionsThis gives details of architecture versions where the instruction is valid. For details, see Architecture versions and variants on ... ARM architecture version 3 and below, all instructions in the coprocessor instruction extension space are UNPREDICTABLE. In all variants of architecture version 4, and in non-E variants of architecture ... UNPREDICTABLE.3. In ARM architecture version 4 and above, if the decode bits of an instruction are not equal to those of any defined instruction, then the instruction is UNDEFINED.4. In ARM architecture...

Tài liệu ARM Architecture Reference Manual- P5 pptx

Danh mục: Phần cứng

... instruction bits[7:0] are also not defined by the ARM architecture, and can be used to specify additional coprocessor options.Data abort For details of the effects of the instruction if a Data ... for details.Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark. ARM InstructionsARM DDI 0100ECopyright â 1996-2000 ARM Limited. All rights reserved.A4-35 Architecture ... that the instruction modifies the base register value (this is known as base register writeback). Architecture versionVersion 4 and aboveExceptionsData AbortOperationif ConditionPassed(cond)...

Tài liệu ARM Architecture Reference Manual- P6 doc

Danh mục: Phần cứng

... instruction.<Rm> Specifies the register that contains the first value to be multiplied.<Rs> Holds the value to be multiplied with the value of <Rm>. Architecture versionVersion 2 and aboveExceptionsNoneOperationif ... instruction is defined to leave the C and V flags unchanged in ARM architecture version 5 and above. In earlier versions of the architecture, the values of the C and V flags were UNPREDICTABLE ... be multiplied with the value of <Rm>.<Rn> Contains the value that is added to the product of <Rs> and <Rm>. Architecture versionVersion 2 and aboveExceptionsNoneOperationif...

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Tài liệu ARM Architecture Reference Manual- P7 doc

Danh mục: Phần cứng

... destination register for the instruction.<Rm> Contains the value that is stored to memory.<Rn> Contains the memory address to load from. Architecture versionVersion 3 and above, plus version ... destination register for the instruction.<Rm> Contains the value that is stored to memory.<Rn> Contains the memory address to load from. Architecture versionVersion 3 and above, plus version ... W==0), instruction bits[7:0] are also not ARM architecture- defined, and can be used to specify additional coprocessor options.Data abort For details of the effects of the instruction if a data...

Tài liệu ARM Architecture Reference Manual- P8 ppt

Danh mục: Phần cứng

... reserved.A4-1134.2 ARM instructions and architecture versionsTable 4-1 shows which ARM instructions are present in each current ARM architecture version.Table 4-1 ARM instructions by architecture versionInstruction ... +/-<Rm>]where:<Rn> Specifies the register containing the base address.<Rm> Specifies the register containing the value to add to or subtract from Rn. Architecture versionAllOperationif U ... instruction is defined to leave the C and V flags unchanged in ARM architecture version 5 and above. In earlier versions of the architecture, the values of the C and V flags were UNPREDICTABLE...

Tài liệu ARM Architecture Reference Manual- P9 ppt

Danh mục: Phần cứng

... the register containing the base address.<Rm> Specifies the register containing the offset to add to or subtract from Rn.! Sets the W bit, causing base register update. Architecture versionAllOperationif ... the register containing the base address.<Rm> Specifies the register containing the offset to add to or subtract from Rn.! Sets the W bit, causing base register update. Architecture versionVersion ... +/-<Rm>where:<Rn> Specifies the register containing the base address.<Rm> Specifies the register containing the offset to add to or subtract from Rn. Architecture versionVersion 4 and aboveOperationaddress...

Tài liệu ARM Architecture Reference Manual- P10 ppt

Danh mục: Phần cứng

... only compatible with the 32-bit ARM architectures. Thumb is not recommended for use with 26-bit architectures or with 26-bit compatibility options on 32-bit architectures.6.1.1 Entering Thumb ... register containing the base address.<offset_8> Specifies the immediate offset that is multiplied by 4, then added to or subtracted from the value of Rn to form the address. Architecture ... 1111.3. The form with L==1 is UNPREDICTABLE prior to ARM architecture version 5.4. This is an undefined instruction prior to ARM architecture version 5.6.2.1 Miscellaneous instructionsFigure...

Tài liệu ARM Architecture Reference Manual- P11 pptx

Danh mục: Phần cứng

... <Rs>where:<Rd> Contains the value to be shifted, and is also the destination register for the completed operation.<Rs> Specifies the register that contains the value of the shift. Architecture ... operation.<Rn> Specifies the register containing the first value for the addition.<Rm> Specifies the register containing the second value for the addition. Architecture versionAll T variantsExceptionsNoneOperationRd ... <Rm>where:<Rd> Specifies the register containing the first operand, and is also the destination register.<Rm> Specifies the register containing the second operand. Architecture versionAll T variantsExceptionsNoneOperationRd...

Tài liệu ARM Architecture Reference Manual- P12 pptx

Danh mục: Phần cứng

... memory.<Rn> Is the register containing the first value used in forming the memory address.<Rm> Is the register containing the second value used in forming the memory address. Architecture versionAll ... <Rm>where:<Rd> Specifies the register containing the first operand, and is also the destination register.<Rm> Specifies the register containing the second operand. Architecture versionAll T variantsExceptionsNoneOperationRd ... <Rm>where:<Rn> Is the register containing the first value for comparison.<Rm> Is the register containing the second value for comparison. Architecture versionAll T variantsExceptionsNoneOperationalu_out...

Tài liệu System Architecture Design in Enterprise docx

Danh mục: Tin học văn phòng

... Architectural design ? Design architecture specification, System test specification? Interface design ? Interface specification, Integration test specification? Detailed design ? Design specification, ... Software Specification and Design 32Key Attributes of Well-engineered SW? The SW should be maintainable. As long-lifetime SW is subject to regular change, it should be written and documented...