AT91 Sales Presentation 0102

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AT91RM9200 Overview
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AT91RM9200 Overview
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AT91RM9200 Block Diagram
ARM920T
128k ROM
System Peripherals Clock Generator Interrupts Powe
r Management I/O Lines Time (RTC) Debug
Unit Protection Chip ID
ARM9TDMI
ETM
16k SRAM
Embedded Software Services
Boot Program
ICE
16k ICache
16k DCache
Peripheral Data Controller
EMAC-dedicated DMA
UHP-dedicated DMA
MMU
Memory Interfaces SDRAM, SRAM, ROM, Flash, LCD
Controller, Serial DataFlash, Serial E²
Remote Communications Interfaces USB Host and
Device Ports, Ethernet, RS232, RS485, Modem port,
IrDA, TDM
Audio Interfaces I²S, Codecs, TDM
Memory Card Interfaces Compact Flash,
SmartMedia, MultiMedia Card, SDCard, DataFlash
Card
Control Interfaces PWM, Motor Driver, Printer
Scanner Heads, FingerChip
Local Comm. Interfaces SPI, Two-Wire, Smart Card
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AT91RM9200 Deliveries
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AT91RM9200 Application Diagram
ROM/FLASH
MII/RMII 10/100 Base-T
SDRAM
LCD Controller
USB Device Port
Power Management
USB Host Port
IrDA
Serial DataFlash
Audio DAC
Modem
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Atmel DataFlash for code storage
Application runs from SDRAM

• Use DataFlash cards for easy system upgrade
• Benefits
• Reduced board space
• DataFlash can be used for data storage too
• Lower load on high speed external memory bus
  improves speed and EMI

SDRAM
I
EBI
ARM920
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AT91RM9200 Key Selling Features

• Performance
• 180MHz ? 200MIPS
• Code Compatibility
• ARM7TDMI ? ARM920T
• Code Efficiency
• 16-bit Thumb Instruction Set for high code
  density
• Up to 30 less memory footprint than 32-bit
  instructions
• Power/Performance
• Leading in MIPS/Watt
• Software controlled power reduction
• Low operating and standby currents

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AT91RM9200 Key Selling Features

• High Integration
• Broad choice of on-chip peripherals, 4 USARTs,
  6-ch Timers, RTC, TWI, USB Host Device,
  Ethernet MAC 10/100, ...
• Features direct interfaces to external memories,
  SDRAM, Burst Flash, Compact Flash,
• Broad OS Support
• Linux, Integrity, Win CE,
• Development Tools
• Extensive Third Party Support and Evaluation
  Boards
• On-chip Debug Features
• JTAG/ICE Macrocell
• Embedded Tacre Macrocell