ARM

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ARM

• Procesorové jadrá a procesory architektúry

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ARM

• The ARM is a 32-bit reduced instruction set
  computer (RISC) instruction set architecture
  (ISA) developed by ARM Holdings.
• It was known as the Advanced RISC Machine.

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Licencable architecture

• Companies that are currently or formerly ARM
  licensees include
• Alcatel, Apple Inc., Atmel, Broadcom, Cirrus
  Logic, Digital Equipment Corporation, Freescale,
  Intel (through DEC), LG, Marvell Technology
  Group, NEC, NVIDIA, NXP (previously Philips),
  Oki, Qualcomm, Samsung, Sharp, ST
  Microelectronics, Symbios Logic, Texas
  Instruments, VLSI Technology, Yamaha and ZiiLABS

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ARM 7 applications
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ARM9 applications
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ARM11 applications
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ARM CortexM applications

• Dell E4300 Latitude Laptop
• instant boot-up for users and access to select
  applications, with multi-day battery lifetimes

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ARM CortexA applications
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ARM CortexR
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Architectures overview
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ARM7

• (ARM7-TDMI-S)

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ARM7TDMI-SNXPLPC2148
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LPC2148 development board
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Development board schematic
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ARM CortexR
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TI MSP430

• Texas Instruments

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MSP430

• Mixed-signal microcontroller family
• 16-bit CPU
• Low cost, low power consumption
• Metering, wireless radio frequency engineering
  (RF), battery-powered applications
• MSP430x1xx - MSP430x5xx Series

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MSP430 Architecture

• Von Neumann architecture
• 16 x 16bit registers (including PC, SP, SR,
  constant generator)
• Simple instruction set
• 20bit address extension

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Peripherals

• General-puropose I/O
• Analog-to-Digital Converter
• Brown Out Reset
• Comparator A, A
• Digital-to-Analog Converter
• Timers
• Direct Memory Access Controller
• ESP430 (integrated in FE42xx devices)
• LCD/LCD_A/LCD_B
• Op Amps
• Hardware multiplier

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• Programmable hardware in microcomputer systems

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Programmable hardware

• Various sizes, technologies
• Customized hardware architectures
• Effective computing
• Customizable systems
• Backward compatibility insurance
• Reconfigurable systems
• Fault recovery / remote repair

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Embedded architectures

• Main module
• Specialized architecture
• Soft-core processor peripherals
• Coprocessor / Additional device
• Serial bus
• System bus
• External communication interface
• GPIO

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Soft-core processors

• TSK3000A, MicroBlaze, Nios II, OpenRISC ...
• Customizable, selectable features
• Suited for programmable chip imlementations
• Various possibilities of use worth discussion ?