Avnet Xilinx Spartan－3A DSP DaVinci数字视频开发方案

发布时间：2012-1-13 12:08 发布者：1770309616

关键词： Avnet , DaVinci数字视频 , dsp , Spartan－3A , Xilinx

Avnet公司的DaVinci数字视频开发平台采用Xilinx公司的3SD1800A-FG676 FPGA和TI公司的TMS320DM6437 “DaVinci” DSP,不仅能评估Spartan-3A DSP和DaVinci DSP的主要特性,而且能实现各种应用如飞机娱乐系统, 人机视频系统, 机器人,可视电话以及汽车视频系统, 可视对讲和智能识别.本文介绍了Xilinx公司的3SD1800A-FG676 FPGA主要特性和TI 公司的TMS320DM6437 “DaVinci” DSP主要特性,以及开发平台的方框图,电路图。

The Spartan-3A DSP DaVinci Development Kit provides a platform for engineers designing with the Xilinx Spartan-3A DSP FPGA and Texas Instruments TMS320DM6437 Digital Signal Processor (DaVinci DSP). The board provides the necessary hardware to not only evaluate the advanced features of the Spartan-3A DSP and DaVinci DSP devices but also to implement complete user applications using peripherals on the Spartan-3A DSP DaVinci Development Kit and/or EXP modules connected to EXP expansion connectors on the Spartan-3A DSP DaVinci Development Kit.

Xilinx 3SD1800A-FG676 FPGA主要特性:

• Clocks

⎯ 125 MHz LVTTL SMT Oscillator

⎯ LVTTL Oscillator Socket

⎯ Programmable LVDS clock

• Memory

⎯ 128 M x 32-bit DDR2 SDRAM

⎯ 32 Mx8 Parallel / BPI Configuration Flash

⎯ 64 Mb SPI Configuration / Storage Flash (with 4 extra SPI selects)

• Interfaces

⎯ 10/100/1000 PHY

⎯ JTAG Programming/Configuration Port

⎯ RS232 Port

• Buttons and switches

⎯ 4 User LEDs

⎯ 8-position User DIP Switch

⎯ 4 User Push Button Switches

⎯ Reset Push Button Switch

• User I/O and expansion

⎯ EXP Expansion Connector (2)

• Configuration and Debug

⎯ JTAG

⎯ Eridon debug connector (SATA)

TI TMS320DM6437 “DaVinci” DSP主要特性:

• Clocks

⎯ 27 MHz SMT Oscillator

• Memory

⎯ 128 M x 32-bit DDR2 SDRAM

⎯ 32 Mx8 Parallel / BPI Configuration Flash

⎯ 64 Mb SPI Configuration / Storage Flash (with 4 extra SPI selects)

• Interfaces

⎯ 10/100 PHY

⎯ Stereo Audio Codec

⎯ JTAG Programming/Configuration Port

⎯ RS232 Port

⎯ Video DAC for component and composite video

• Buttons and switches

⎯ 4 User LEDs