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樹莓派 Raspberry Pi 設計4
http://www.urtech.com.tw/ 遠睿科技有限公司
Missing parameters [image]

樹莓派 Raspberry Pi 設計(ODM-OEM)
  • Features

Processors

ARM Cortex-A7 Quad core

  • Quad-core ARM® Cortex-A7(CA7) MPCore operating speed upto 960MHz

  • NEON multimedia processing engine with SIMDv2/VFPv4 ISA support

  • 32KB L1 I-cache and 32KB L1 D-cache

  • 512KB unified L2 cache

  • Generic Interrupt Controller (GIC) v2.0

ARM926 real-time core

  • Run as real time process unit

  • ARM926EJS operating speed up to 202 MHz

  • 16KB L1 I-cache and 16KB L1 D-cache

8051 low-power core

  • Selectable 32KHz or 202MHz operating speed;

  • Intended to be used as a supervisory core;

  • Low-power operation—500uA @ 32KHz for the entire IC

All IO and peripherals are accessible by Cortex-A7/ARM926/8051

Debug Interfaces

SWD interface

  • Dedicated pins for CA7 debug

  • Pin mux with other functions pin when production

JTAG interface

  • Dedicated pins for debug

  • ARM926 and 8051 share the same JTAG debug port

Power Management

Embedded DC/DC

  • Embedded DC-DC for computation unit, DDR3, and the core power

    • Only single 3.3V power supply[1]

    • 3.3V to 0.90V for CA7

    • 3.3V to 1.5V for DDR3

    • 3.3V to 1.2V for Peripheral logics

  • Embedded temperature sensor (resolution 1°C) for temperature detection (temperature detection range from -40°C to 125°C)



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