TI DM37x高性能应用处理器开发评估方案.docx

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 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 TerminalsNavigationAuto InfotainmentGamingMedical ImagingHome AutomationHuman InterfaceIndustrial ControlTest and MeasurementSingle board ComputersThe 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 Applications 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 indicated. 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 characteristics 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 directly from TI.DM37x主要特性：DM3730/25 Applications Processor:Compatible with OMAP 3 ArchitectureMPU SubsystemUp to 1-GHz ARM CortexTM-A8 CoreNEON SIMD CoprocessorHigh Performance Image, Video, Audio (IVA2.2) Accelerator SubsystemUp to 800-MHz TMS320C64x+ DSP CoreEnhanced Direct Memory Access (EDMA) Controller (128 Independent Channels) Video Hardware AcceleratorsPOWER SGX Graphics Accelerator (DM3730 only)Tile Based Acrchitecture Delivering up to 20 MPoly/secUniversal Scalable Shader Engine: Multi-threaded Engine Incorporating Pixel and Vertex Shader FunctionalityIndustry Standard API Support: OpenGLES 1.1 and 2.0, OpenVG1.0Fine Grained Task Switching, Load Balancing, and Power ManagementProgrammable High Quality Image Anti-AliasingAdvanced Very-Long-Instruction-Word (VLIW) TMS320C64x+ DSP CoreEight Highly Independent Functional UnitsSix ALUs (32-/40-Bit); Each Supports Single 32- bit, Dual 16-bit, or Quad 8-bit, Arithmetic per Clock CycleTwo Multipliers Support Four 16 16-Bit Multiplies (32-Bit Results) per Clock Cycle or Eight 8 8-bit Multiplies (16-Bit Results) per Clock CycleLoad-Store Architecture With Non-Aligned Support图1。DM3730/25 功能方框图AM/DM37x评估模块（EVM）Developed 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 communications, home and building automation, navigation systems, test and measurement, smart displays and human machine interaction (HMI) industrial interfaces amongst many others.AM/DM37x EVM includesHardwareDM3730 Processor Module1GHz ARM Cortex-A8 Processor800MHz DSP processor with IVA video accelerators256MB MDDR/512MB NANDTPS64102 Power Management ModuleWL127 WLAN/Bluetooth Daughter Card3.7 LCD TouchscreenEVM Base BoardEthernet, SD/MMC, UARTs, USB Host and OTG, Audio and Video Output, JTAG, Keypad, and expansion USB, Serial, and Power cablesUniversal power supply with regional adapterStylus and USB SD Card ReaderSoftwareAM37x and DM37x Software Development kits provided via included 4GB SD CardDocumentationAM/DM37x EVM Quick Start GuideLinux SDK SD card content sheetSoftware license agreementSoftware and soft copy documentsAM/DM37x EVM Hardware Users Guide (SD card)AM37x and DM37x Software Developers Guide (SD card)AM37x and DM37x Software Developers Kit (SD card)Sourcery G+ evaluation tools from CodeSourceryUbuntu 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 to SDRAM controller (SDRC) and General Purpose memory Controller (GPMC) interfaces of processor respectively.It is also equipped with a 3.7” TFT LCD module. This LCD Module is interfaced to the Display SubSystem (DSS) interface of the processor.Analog Video outputs of EVM support both Composite TV (CVBS) output and Svideo output on the main board. The CVBS or S-Video Outputs are available on respective connector by default.AM/DM37x EVM supports multiple video input options through AM/DM3730s camera port. Any one of the below interface shall be active at a given point of time.1. S-Video Input, digitized through Video decoder (TVP5146PFP)2. Composite Video Input through Video decoder (TVP5146PFP)3. Component Video Input through Video decoder (TVP5146PFP)4. Camera Interface 26-Pin camera connector to support Micron Camera Module5. Camera Interface Provision for LI-3M02CM camera moduleThe EVM has a SD/MMC slot using SD/MMC1 interface on the main board. And the SD/MMC2 interface is routed to the expansion connector.The EVM has a 10/100 Mbps Ethernet interface using an external MAC/PHY controller LAN 9220 which is interfaced to the AM/DM3730 via the GPMC interface.The EVM supports three UART (UART 1, 2 and 3) interfaces via two serial ports on the main board.High Speed USB OTG interface is supported on the EVM Main Board via an onboard external USB transceiver.High Speed USB HOST (USB2) interface is supported on the EVM Main Board via an onboard external USB transceiver.One Stereo Line IN and Stereo Headset OUT audio interface is supported through the audio codec on the TPS65950 device. The audio codec on the power module is controlled by internal registers that can be accessed through high-speed I2C interface.The EVM includes 11 status LEDs, 2 user DIP switches and 16 push button switches.It supports the standard 14-pin JTAG and ETM debug interfaces. The EVM is designed to work with TIs Code Composer Studio development, or standard GDB tool environments. For more details refer Getting Start Guide.The EVM is powered by a +5V external power supply. The TPS65950 power management device provides the required CPU core voltages and IO voltages.The EVM can also be powered using an external Lithium Ion/Polymer battery.(Battery not supplied with EVM). RTC is supported through a coin cell.AO-Electronics 傲壹电子 官网： 中文网：ALPS ADI IR JRC/NJR KEC OTAX Seoul Semiconductor TI Walsin Technology图2。AM/DM37x EVM评估模块功能方框图图3。AM/DM37x EVM评估模块外形图（顶视图）AM/DM37x EVM评估模块系统包括： EVM 主板：The EVM Main Board provides the peripheral interfaces and connectors for the system along with Processor board and Power Module. In the AM/DM37x EVM architecture, the Processor Module connector pin outs and functions are defined by the Main Board. The following sections describe about the various interfaces on the EVM main board. 处理器模块：AM/DM3730 Processor Module consists of AM/DM3730 Processor with PoP memory Hynix (H8KDS0UN0MER-4EM) . 电源模块：The Power Module has TPS65950 Power and Audio companion device, which is responsible for AM/DM3730 power manage