第二章 arm 技术概述
DESCRIPTION
第二章 ARM 技术概述. 本章将对 ARM 技术进行全面论述,通过本章的学习,使大家对 ARM 技术有个全面的了解和掌握,建立起以 ARM 技术为基础的嵌入式系统应用和以 ARM 核为基础的嵌入式 SoC 芯片设计的技术基础。. 本章的主要内容为:. 2.1 ARM 体系结构的发展历史和技术特征. 2.2 ARM 体系结构不同版本的发展概述. 2.3 Thumb 技术介绍. 2.4 ARM 处理器工作状态. 2.5 ARM 处理器工作模式. 2.6 ARM 寄存器组成. 2.7 ARM 异常中断. 本章的主要内容为:. 2.8 ARM 组织结构简介. - PowerPoint PPT PresentationTRANSCRIPT
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ARM ARMARMARMARMSoC
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2.1 ARM2.3 Thumb2.2 ARM2.4 ARM2.5 ARM2.6 ARM2.7 ARM
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2.8 ARM2.9 ARM2.10 ARM2.11 ARMAMBA2.12 ARM 2.13 ARM2.14 ARM
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2.1 ARM
2.1.1 ARM2.1.2 ARM
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2.1.1ARM 10ARMThumbARM9ARM10Strong-ARMARM11ARMARMARMSoCARM
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ARMARM19831019854Acorn Computer 1990ARM 2090 ARM
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ARMARMARM7ARM 1995 StrongARM XScaleStrongARM ARM10TDMIARM ARM11ARM
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ARMARMARMIPIPARM103ITARM2019ARMPhilipsIntelARM32
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2.2ARMARMBerkeley RISC Load/store323
Berkeley RISC
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2.2 ARM
2.2.1 ARM2.2.2 ARM2.2.3 ARM
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2.2.1ARM1
Load/StoreBLSWI
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ARM 2 122a
FIQSWPSWPB
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ARM 3323G26CPSRCurrent Program Status RegisterSPSRSaved Program Status RegisterSPSRMRSMSRCPSRSPSR
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ARM 434 loadstoreTThumb16Thumb
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ARM55T5TE 45 TARM/ThumbCLZBKPT
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ARMARM62001v6SIMD4ARM62002ARM11v6
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ARMARM
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2.2.2ARM1ThumbT Thumb32ARM16
2M64ARMM
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ARM3DSPE EARMDSP
4JavaJazelleJ ARMJazelleJava32RISC
5ARMSIMD
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2.2.3ARM ARM/ThumbARM/Thumb ARMvARM1-6ARMARM4MMx
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2.3 Thumb ARMRISCARMThumbARM 2.3.1Thumb2.3.2Thumb2.3.3Thumb
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2.3.1ThumbThumbARM32ARM3616 ARM7TDMIThumbThumbARMThumbARM ThumbARMThumb16Thumb
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2.3.2Thumb
Thumb1632ThumbARM
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Thumb ARMThumb ThumbARMThumbARMThumbARM
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2.4 ARM ARM2
ARM32ARM32ARMThumb16Thumb16ThumbThumbPC1
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ARM ARMThumbARMThumbARMARM
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ARM ARMThumbRmbit01BX RmThumbThumbIRQFIQUndefAbortSWIThumbARMRmbit00BX RmARMIRQFIQUndefAbortSWIPCLRARM
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2.5 ARM CPSR5 ,
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ARM 6 5 FIQFast Interrupt RequestIRQInterrupt ReQuestSVCSupervisorAbortUndefined
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2.6 ARM
2.6.1ARM2.6.2ARM2.6.3Thumb
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2.6.1ARM ARM37 31 R0R15R13_svcR14_svcR13_abtR14_abtR13_undR14_undR13_irqR14_irqR8_frq-R14_frq 6 CPSRSPSR_svcSPSR_abtSPSR_undSPSR_irqSPSR_fiq
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2.6.2ARM1ARM ARM
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ARM2) ARM The unbanked registersR0~R7 The banked registersR8~R14 R15PC
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ARM R0~R7 R0~R7
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ARM R8-R14 R8-R12FIQR8~R12 FIQR8~R12 R13R14R13SP R14Link RegisterLRLR
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ARM R15
R15PC R15 ARMR15 R15
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ARM3)ARM
CPSRCPSRSPSRSPSRCPSR
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ARMCPSRSPSR
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2.6.3ThumbThumbARM8R0~R7PCSPLRCPSPSPLRSPSR
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R0
R1
R2
R3
R4
R5
R6
R7
SP
LR
PC
CPSR
SPSR
R0
R1
R2
R3
R4
R5
R6
R7
R8
R9
R10
R11
R12
SP(R13)
LR(R14)
PC(R15)
CPSR
SPSR
Thumb
ARM
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2.7 ARMARM
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ARM
ARM
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ARMARM CPSRSPSR CPSR R14 PC
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ARMR13_R14_FIQR8_fiqR12_fiq
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SPSR_modeCPSRCPSRSPSRPCCPSRI/F
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4PC 80x00000014
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ARM
FIQIRQSWI
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2.8 ARM
2.8.1ARM2.8.2ARM
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2.8.1ARM 1ARM3 ARM7ARM3
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ARM
ARM3
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ARM2ARM 3PC 3R15PC
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2.8.2ARM5ARM5
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2.9 ARM
Cache ARMARMCacheMMUARM
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ARM
2.9.1ARM2.9.2ARM2.9.3ARM
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2.9.1ARM ARM6 816324
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ARM
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2.9.2ARM
RAM Cache
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2.10 ARM ARMARM
ARM720CacheMMUARMARM
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2.11 ARMAMBA AMBAARM AHBAdvanced High-performance BusASBAdvanced System BusAPBAdvance Peripheral Bus
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2.12 ARM
ARM EmbeddedICE
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2.13 ARM 32SoCARMARMSoC ARMCacheMMUIPARMCPUCPU
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ARM ARM6 ARM7 ARM9ARM9E ARM10E,SecurCore ARM11
IntelStrongARM XScale
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ARM
2.13.1 ARM72.13.2 ARM9 2.13.3 ARM102.13.4 StrongARMXScale2.13.5 SecurCore
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2.13.1ARM7 ARM7TDMIARMPDAARMARMARM732ARM4TTThumb16DDebugMMultiplier64IEmbeddedICE
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ARM7 1ARM7TDMIARM7TDMIARM4T64Thumb328 DSP 32- 4GB EmbeddedICEJTAGJTAGARM ARM9 Thumb ARM10 Thumb StrongARM
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ARM7 2ARM7TDMI MMUJTAG ARM7TDMI
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1
seqlockSWAPmas10
32A310D310Dout310Din3101010
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2MMU
mode40 abort
ARM7TDMIMMU
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3
abealetbebusenhighzbusdisecapclk
ARM7TDMIMMUROMSRAMape
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4
TbitARMThumb
mclk
5
bigend
6
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7
reset0000000016
mclk
8
ARM7TDMIARM
9Debug
cpicpacpbopc
10
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11
JTAP
12JTAG
JTAP
13TAP
ARM7TDMI5V3V
14
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ARM7 3ARM7TDMI-ARM7TDMISARM7TDMISARM7TDMIIPIP 5050ARM7TDMIS
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ARM7 4ARM7TDMI
ARM7TDMIPDAARM7TDMIARM7TDMIARM7TDMICacheARM CPU
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2.13.2ARM9ARM819931996CacheARM CPUARM73ARM ARM9TDMIARM7TDMI35HarvardARM9TDMIARM7TDMI
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ARM9 1ARM9TDMI ThumbEmbeddedICE5CPI
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ARM9 2ARM9TDMI ARM9Strong ARM5ARM9TDMIStrongARMStrongARMARM9TDMIALU
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ARM9 3ARM9TDMI ARM9Strong ARM5ARM9TDMIStrongARMStrongARMARM9TDMIALU
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ARM7TDMIARM9TDMI
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ARM94Thumb 5 6 7 8ARM9TDMI 9ARM9E-SARM946E-SARM966E-S
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2.13.3 ARM10ARM10TDMIARMARM10TDMIARM9TDMIARM1020E/ARM10200ARM10TDMICPU
CPI
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2.13.4 StrongARMXScale1995ARMAppleDECPDAARMStrongARM StrongARM 564/16KB32Cache3216KB32Cache3232
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StrongARMXScale816StrongARM121~332StrongARMCP15MMUCacheJTAGJTAGin-test
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StrongARMXScaleStrongARM CacheALUCachePC+4PCPC+8r15
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StrongARMXScaleStrongARM
loadload/storePC
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StrongARMXScaleIntel XScaleARMv5TE16ThumbDSPXScaleIntel XScale
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2.13.5 SecurCoreSecurCore32RISCSecurCoreARM
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2.14 ARM ARM MMU USB GPIO IISIntegrate Interface of Sound nWAIT
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ARM ARM
RTCReal Time Clock LCD PWM