Features
• Incorporates the ARM926EJ-S™ ARM
®
Thumb
®
Processor
– DSP Instruction Extensions
– ARM Jazelle
®
Technology for Java™ Acceleration
– 16-KByte Data Cache, 16-KByte Instruction Cache, Write Buffer
– 200 MIPS at 180 MHz
– Memory Management Unit
– EmbeddedICE
®
In-circuit Emulation, Debug Communication Channel Support
– Mid-level implementation Embedded Trace Macrocell™
• Additional Embedded Memories
– 32K Bytes of Internal ROM, Single-cycle Access at Maximum Bus Speed
– 160K Bytes of Internal SRAM, Single-cycle Access at Maximum Processor or Bus
Speed
• External Bus Interface (EBI)
– Supports SDRAM, Static Memory, NAND Flash and CompactFlash
®
• LCD Controller
– Supports Passive or Active Displays
– Up to 16-bits per Pixel in STN Color Mode
– Up to 16M Colors in TFT Mode (24-bit per Pixel), Resolution up to 2048 x 2048
• USB
– USB 2.0 Full Speed (12 Mbits per second) Host Double Port
Dual On-chip Transceivers
Integrated FIFOs and Dedicated DMA Channels
– USB 2.0 Full Speed (12 Mbits per second) Device Port
On-chip Transceiver, 2-Kbyte Configurable Integrated FIFOs
• Bus Matrix
– Handles Five Masters and Five Slaves
– Boot Mode Select Option
– Remap Command
• Fully Featured System Controller (SYSC) for Efficient System Management, including
– Reset Controller, Shutdown Controller, Four 32-bit Battery Backup Registers for a
Total of 16 Bytes
– Clock Generator and Power Management Controller
– Advanced Interrupt Controller and Debug Unit
– Periodic Interval Timer, Watchdog Timer and Real-time Timer
– Three 32-bit PIO Controllers
• Reset Controller (RSTC)
– Based on Power-on Reset Cells, Reset Source Identification and Reset Output
Control
• Shutdown Controller (SHDWC)
– Programmable Shutdown Pin Control and Wake-up Circuitry
• Clock Generator (CKGR)
– 32.768 kHz Low-power Oscillator on Battery Backup Power Supply, Providing a
Permanent Slow Clock
– 3 to 20 MHz On-chip Oscillator and two PLLs
• Power Management Controller (PMC)
– Very Slow Clock Operating Mode, Software Programmable Power Optimization
Capabilities
– Four Programmable External Clock Signals
ARM926EJ-S
™
-
based
Microcontroller
AT91SAM9261
Preliminary
6062A–ATARM–02-Jun-05
