Техническая Спецификация для Atmel MCU Evaluation Kit AT91SAM7X-EK AT91SAM7X-EK
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Модели
AT91SAM7X-EK
AT91SAM7X-EK Evaluation Board User Guide
3-1
6195E–ATARM–22-Mar-07
Section 3
Board Description
3.1
AT91SAM7X
Microcontroller
Microcontroller
!
Incorporates the ARM7TDMI
®
ARM
®
Thumb
®
Processor
– High-performance 32-bit RISC Architecture
– High-density 16-bit Instruction Set
– Leader in MIPS/Watt
– EmbeddedICE
™
, Debug Communication Channel Support
!
Internal High-speed Flash
– 256 Kbytes (AT91SAM7X256) Organized in 1024 Pages of 256 Bytes
– 128 Kbytes (AT91SAM7X128) Organized in 512 Pages of 256 Bytes
– Single Cycle Access at Up to 30 MHz in Worst Case Conditions
– Prefetch Buffer Optimizing Thumb Instruction Execution at Maximum Speed
– Page Programming Time: 6 ms, Including Page Auto-erase,
Full Erase Time: 15 ms
– 10,000 Write Cycles, 10-year Data Retention Capability,
Sector Lock Capabilities, Flash Security Bit
– Fast Flash Programming Interface for High Volume Production
!
Internal High-speed SRAM, Single-cycle Access at Maximum Speed
– 64 Kbytes (AT91SAM7X256)
– 32 Kbytes (AT91SAM7X128)
!
Memory Controller (MC)
– Embedded Flash Controller, Abort Status and Misalignment Detection
!
Reset Controller (RSTC)
– Based on Power-on Reset Cells and Low-power Factory-calibrated Brownout
Detector
– Provides External Reset Signal Shaping and Reset Source Status
!
Clock Generator (CKGR)
– Low-power RC Oscillator, 3 to 20 MHz On-chip Oscillator and one PLL
!
Power Management Controller (PMC)