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1、TI DM37x 高性能应用处理器开发评估方案TI 公司的 DM37x 系列是高性能应用处理器，基于增强的器件架构和采用 TI 的 45nm 工艺技术，与 CortexTM-A8 Sitara 和 OMAP 处理器兼容，MPU 子系统，高达 1-GHz ARM CortexTM-A8 内核，NEON SIMD 协处理器，高性能图像，视频，音频 (IVA2.2)加速子系统，高达 800-MHz TMS320C64x+ DSP 核，具有 EDMA 控制器（128 个独立通路）以及视频硬件加速器，主要用在手提数据终端，导航，汽车娱乐，游戏，医疗图像，家庭自动化，工业控制，测试测量和单板机。本文介绍了
2、 DM37x 系列主要特性，功能方框图和AM/DM37x 评估模块（EVM）功能方框图，EVM 主板电路图，处理器模块电路图以及电源模块电路图。The DM37x family of high-performance, applications processors are based on the enhanced device architecture and are integrated on TIs advanced 45-nm process technology. This architecture is designed to provide best in class ARM
3、and Graphics performance while delivering low power consumption. This balance of performance and power allow the device to support the following example applications:Portable Data Terminals Navigation Auto Infotainment Gaming Medical Imaging Home Automation Human Interface Industrial Control Test an
4、d Measurement Single board Computers The device can support numerous HLOS and RTOS solutions including Linux and Windows Embedded CE which are available directly from TI. Additionally, the device is fully backward compatible with previous CortexTM-A8 Sitara and OMAP processors.This DM3730/25 Applica
5、tions Processor data manual presents the electrical and mechanical specifications for the DM3730/25 Applications Processor. The information contained in this data manual applies to both the commercial and extended temperature versions of the DM3730/25 Applications Processor unless otherwise indicate
6、d. It consists of the following sections: A description of the DM3730/25 terminals: assignment, electrical characteristics, multiplexing, and functional description A presentation of the electrical characteristics requirements: power domains, operating conditions, power consumption, and dc character
7、istics The clock specifications: input and output clocks, DPLL and DLL A description of thermal characteristics, device nomenclature, and mechanical data about the available packagingThe device can support numerous HLOS and RTOS solutions including Linux and Windows Embedded CE which are available d
8、irectly from TI.DM37x 主要特性：DM3730/25 Applications Processor: Compatible with OMAP 3 Architecture MPU Subsystem Up to 1-GHz ARM CortexTM-A8 Core NEON SIMD Coprocessor High Performance Image, Video, Audio (IVA2.2) Accelerator Subsystem Up to 800-MHz TMS320C64x+ DSP Core Enhanced Direct Memory Access (
9、EDMA) Controller (128 Independent Channels) Video Hardware Accelerators POWER SGX Graphics Accelerator (DM3730 only) Tile Based Acrchitecture Delivering up to 20 MPoly/sec Universal Scalable Shader Engine: Multi-threaded Engine Incorporating Pixel and Vertex Shader Functionality Industry Standard AP
10、I Support: OpenGLES 1.1 and 2.0, OpenVG1.0 Fine Grained Task Switching, Load Balancing, and Power Management Programmable High Quality Image Anti-Aliasing Advanced Very-Long-Instruction-Word (VLIW) TMS320C64x+ DSP Core Eight Highly Independent Functional Units Six ALUs (32-/40-Bit); Each Supports Si
11、ngle 32- bit, Dual 16-bit, or Quad 8-bit, Arithmetic per Clock Cycle Two Multipliers Support Four 16 16-Bit Multiplies (32-Bit Results) per Clock Cycle or Eight 8 8-bit Multiplies (16-Bit Results) per Clock Cycle Load-Store Architecture With Non-Aligned Support图 1。DM3730/25 功能方框图AM/DM37x 评估模块（EVM）De
12、veloped with Mistral, the AM/DM37x Evaluation Module (EVM) enables developers to immediately start evaluating AM37x or DM37x processors (DM3730, DM3725, AM3715, AM3703) and begin building solutions such as portable multimedia, portable data terminals, portable medical equipment, portable communicati
13、ons, home and building automation, navigation systems, test and measurement, smart displays and human machine interaction (HMI) industrial interfaces amongst many others.AM/DM37x EVM includes Hardware DM3730 Processor Module 1GHz ARM Cortex-A8 Processor 800MHz DSP processor with IVA video accelerato
14、rs 256MB MDDR/512MB NAND TPS64102 Power Management Module WL127 WLAN/Bluetooth Daughter Card 3.7 LCD Touchscreen EVM Base Board Ethernet, SD/MMC, UARTs, USB Host and OTG, Audio and Video Output, JTAG, Keypad, and expansion USB, Serial, and Power cables Universal power supply with regional adapter St
15、ylus and USB SD Card ReaderSoftware AM37x and DM37x Software Development kits provided via included 4GB SD CardDocumentation AM/DM37x EVM Quick Start Guide Linux SDK SD card content sheet Software license agreement Software and soft copy documents AM/DM37x EVM Hardware Users Guide (SD card) AM37x an
16、d DM37x Software Developers Guide (SD card) AM37x and DM37x Software Developers Kit (SD card)Sourcery G+ evaluation tools from CodeSourcery Ubuntu Linux host distributionThe AM/DM37x EVM is based on TIs AM/DM3730 applications processor. The Hynix memory is interfaced to the AM/DM3730 processor via Package-On-Package technology. The Hynix PoP memory supports 2Gbit NAND flash and 2 Gbit Mobile DDR SDRAM. The DDR memory and NAND Flash are connected
