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Spectrum Digital TMS320DM355 Technical Reference

Evaluation module
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TMS320DM355
Evaluation Module
Technical
Reference
2008
DSP Development Systems
Downloaded from
Elcodis.com
electronic components distributor

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Summary of Contents for Spectrum Digital TMS320DM355

  • Page 1 TMS320DM355 Evaluation Module Technical Reference 2008 DSP Development Systems Downloaded from Elcodis.com electronic components distributor...
  • Page 2 Downloaded from Elcodis.com electronic components distributor...
  • Page 3 TMS320DM355 Evaluation Module Technical Reference 509905-0001 Rev. E April 2008 SPECTRUM DIGITAL, INC. 12502 Exchange Drive, Suite 440 Stafford, TX. 77477 Tel: 281.494.4505 Fax: 281.494.5310 sales@spectrumdigital.com www.spectrumdigital.com Downloaded from Elcodis.com electronic components distributor...

  • Page 4: Important Notice

    IMPORTANT NOTICE Spectrum Digital, Inc. reserves the right to make changes to its products or to discontinue any product or service without notice. Customers are advised to obtain the latest version of relevant information to verify that the data being relied on is current before placing orders.
  • Page 5 Contents Introduction to the DM355 Evaluation Module ....... . Provides you with a description of the DM355 Evaluation Module, key features, and block diagram.
  • Page 6 Physical Specifications ........... . Describes the physical layout of the DM355 Evaluation Module and its connectors.
  • Page 7 About This Manual This document describes the board level operations of the DM355 Evaluation Module (EVM). The EVM is based on the Texas Instruments TMS320DM355 Processor. The DM355 Evaluation Module is a table top card that allows engineers and software developers to evaluate certain characteristics of the DM355 processor to determine if the processor meets the designers application requirements.
  • Page 8 Related Documents, Application Notes and User Guides Information regarding the TMS320DM355 can be found at the following Texas Instruments website: http://www.ti.com Downloaded from Elcodis.com electronic components distributor...
  • Page 9 Table 1: Manual History Revision History Production Release Updated Figures Edited text Updated schematics Updated schematics, Silkscreens, Figures Table 2: Board History History Revision Production Release Updated Silk-screen 0.55 mm. Production Release 0.65 mm. Production Release Downloaded from Elcodis.com electronic components distributor...
  • Page 10 Downloaded from Elcodis.com electronic components distributor...
  • Page 11 Chapter 1 Introduction to the DM355 EVM Chapter One provides a description of the DM355 EVM along with the key features and a block diagram of the circuit board. Topic Page Key Features Functional Overview of the DM355 EVM Basic Operation Memory Map Configuration Switch Settings Power Supply...
  • Page 12 1.1 Key Features The DM355 EVM is a standalone development platform that enables users to evaluate and develop applications for the TMS320DM355 processor. Schematics, logic equations and application notes are available to ease hardware development and reduce time to market.
  • Page 13 Spectrum Digital, Inc • 10/100 MBS Memory Mapped Ethernet Controller • SPI EEPROM • IR Remote Interface, real time clock, via MSP430 • Configurable boot load options • 8 user LEDs/4 position user DIP switch/5 user push button switches • Single voltage power supply (+5V) •...
  • Page 14 Spectrum Digital, Inc 1.2 Functional Overview of the DM355 EVM The DM355 on the EVM interfaces to on-board peripherals through the 8/16-bit wide EMIF peripheral interface pins. The DDR2 memory is connected to its own dedicated 16 bit wide bus. The EMIF bus is also connected to the NAND Flash and ethernet controller.
  • Page 15 Spectrum Digital, Inc 1.4 Memory Map The DM355 processor has a byte addressable address space. There are some limitations to byte addressing which are determined by peripheral interconnection to the DM355 device. Program code and data can be placed anywhere in the unified address space.
  • Page 16 Spectrum Digital, Inc Shown below is a break out of the memory spaces. Memory Space Address 0x02000000 NAND Chip Select 0 0x02004000 NAND Chip Select 1 0x04014000 DM9000A ENET Controller Figure 1-4, DM355 EVM Chip Enable Memory Space 1.5 Configuration Switch Settings...

  • Page 17: Board Components

    Chapter 2 Board Components This chapter describes the operation of the major board components on the DM355 EVM. Topic Page EMIF Interfaces 2.1.1 Flash, NAND Flash, Ethernet Interface 2.1.2 DDR2 Memory Interface 2.1.3 Memory Card Interface 2.1.4 UART Interface 2.1.5 USB Interface Input Video Port Interfaces 2.2.1...
  • Page 18 Spectrum Digital, Inc 2.1 EMIF Interfaces A separate 16 bit EMIF with two chip enables divide up the address space and allow for asynchronous accesses on the EVM. 2.1.1 Flash, NAND Flash, Ethernet Interface The DM355 has 2 gigabytes of NAND Flash memory, and an ethernet interface memory mapped into the CE0 and CE1 spaces.
  • Page 19 Spectrum Digital, Inc 2.1.4 UART Interface The internal UART0 on the DM355 device is driven to connector P4. The UART’s interface is routed to the RS-232 line drivers prior to being brought out to a DB-9 connector, P4. 2.1.5 USB Interface The DM355 incorporates an on chip USB II controller.
  • Page 20 Spectrum Digital, Inc 2.2.2 AIC33 Interface The EVM uses a Texas Instruments TLV320AIC33 stereo codec for input and output of audio signals. The codec samples analog signals on the microphone or line inputs and converts them into digital data so it can be processed by the DSP. When the DSP is finished with the data it uses the codec to convert the samples back into analog signals on the line output so the user can hear the output.
  • Page 21 Spectrum Digital, Inc 2.3 Ethernet Interface The DM355 EVM incorporates an ethernet controller chip. This interface is connected to the DM355’s EMIF. The EVM uses an Intel DAVICOM DM9000A. The 10/100 Mbit interface is isolated and brought out to a RJ-45 standard ethernet connector, P5. The ethernet address is stored in the ethernet controller’s SPI ROM during manufacturing.
  • Page 22 Spectrum Digital, Inc 2.4.1 MSP430 The DM355 EVM incorporates infrared remote, real time clock, and user and system bit I/O in a MSP430 microcontroller. The I C interface is used on the DM355 processor to communicate to the MSP430. The MSP430 acts as a slave device on the I C bus.
  • Page 23 Spectrum Digital, Inc 2.7 Battery The DM355 EVM incorporates a battery holder to provide backup power to the MSP430’s real time clock when the power is not applied to the board. The optional battery should be +3 volt 20 millimeter coin type Lithium single cell.
  • Page 24 Spectrum Digital, Inc DM355 EVM Technical Reference Downloaded from Elcodis.com electronic components distributor...

  • Page 25: Physical Description

    Chapter 3 Physical Description This chapter describes the physical layout of the DM355 EVM and its interfaces. Topic Page Board Layout Connectors 3.2.1 J1, NTSC/PAL Select 3.2.2 J2, Video In 3.2.3 J3, MSP430 JTAG Header 3.2.4 J4, Composite Video Out 3.2.5 J5, USB Connector and Jumpers 3.2.6...
  • Page 26 Spectrum Digital, Inc Topic Page LEDs 3-25 Switches 3-26 3.4.1 SW1, EMU0/1 Select Switch 3-26 3.4.2 SW5, Reset Switch 3-27 3.4.3 SW6, User Readable 4 Position DIP Switch 3-27 3.4.4 SW7, ARM Boot Mode Select 3-28 3.4.5 SW10 - SW14...
  • Page 27 Spectrum Digital, Inc 3.1 Board Layout The DM355 EVM is a 5.0 x 6.5 inch (127 x 165 mm.) ten (10) layer printed circuit board which is powered by an external +5 volt only power supply. Figure 3-1 shows the layout of the top side of the DM355 EVM.
  • Page 28 Spectrum Digital, Inc Figure 3-2 shows the layout of the bottom side of the DM355 EVM. Figure 3-2, DM355 EVM, Interfaces Bottom Side DM355 EVM Technical Reference Downloaded from Elcodis.com electronic components distributor...
  • Page 29 Spectrum Digital, Inc 3.2 Connectors The EVM has numerous connectors and option jumpers to control and provide connections to various peripherals. These connectors and jumpers are described in the following sections. Table 1: Connectors Connector Size Function 1 x 3...
  • Page 30 Spectrum Digital, Inc 3.2.1 J1, NTSC/PAL Select The J1 connector is a 3 position jumper located on the top side of the board and is used to select the type of video data the DM355 will be working with. NTSC format is expected if the jumper is in the 1-2 position.
  • Page 31 Spectrum Digital, Inc 3.2.2 J2, Video In J2 is an RCA jack used as a composite video input to the TVP5146 encoder. This connector brings in a video signal to pin 8 on the TVP5146. Do NOT plug into this connector with the power on.
  • Page 32 Connector J4 is an RCA jack used as a composite video output from the “TVOUT” signal of the TMS320DM355. Do NOT plug into this connector with the power on. The figure below shows this connector as viewed from the card edge.
  • Page 33 Spectrum Digital, Inc 3.2.6 J6, 14 Pin External JTAG Connector Connector J6 is a 2 x7 double row male header with pin 6 clipped to serve as a key. This is the standard interface used by JTAG emulators to interface to Texas Instruments DSPs.
  • Page 34 Spectrum Digital, Inc 3.2.7 J8, ARM JTAG Emulation Header The J8 Emulation Header is located on the top side of the board and is used to provide an interface to ARM compatible JTAG emulators. The pinout for this connector is shown in the table below.
  • Page 35 Spectrum Digital, Inc 3.2.9 J10, USB ID Select The J10 jumper is used to allow the cable to configure the ID pin on the DM355. This is used for the “USB On The Go” mode. When the jumper is shorted, access to the ID is provided.
  • Page 36 Spectrum Digital, Inc 3.2.11 J12, ATA/CE Interface Connector J12 is a 12 x 1 flex cable connector mounted on the bottom side of the board. The signals on this connector parallel the signals present on the connector J28 which is located on the top side of the board. The signals present on connector J12 are shown in the table below.
  • Page 37 Spectrum Digital, Inc 3.2.12 J16, +5V Input Connector J16 is the input power connector. This connector bring in +5 volts to the EVM. This is a 2.5mm. jack. Inside of the jack is tied to through a fuse to VCC_5V.
  • Page 38 Spectrum Digital, Inc 3.2.14 J28, MMC/SD Connector The J28 MMC/SD connector is located on the top side of the board and is used to provide an interface to a MMC/SD card. The signals present on J28 are also present on J12. Therefore, when J28 is used the operator can not use J12 for a CE-ATA disk drive.
  • Page 39 Spectrum Digital, Inc 3.2.15 J30, Imager Interface Connector 1 The connector J30 is a 13 x 2 double row header which is part of the imager interface. It is used with connector J31. The pinout for the J30 connector is shown in the table below.
  • Page 40 Spectrum Digital, Inc 3.2.16 J31, Imager Interface Connector 2 The connector J31 is a 13 x 1 single row header which is part of the imager interface. It is used with connector J30. The pinout for the J31 connector is shown in the table below.
  • Page 41 Spectrum Digital, Inc 3.2.18 P2, Headphone Out The P2 connector is a 3.5 mm. stereo headphone output from the TVL320AIC33 on the EVM. This connector is located on the top side of the board. A view of the connector from the card edge is shown in the figure below. The signals present on this connector are defined in the following table.
  • Page 42 Spectrum Digital, Inc 3.2.20 P4, RS-232 UART The P4 connector is a 9 pin make D-connector which provides a UART interface to the EVM. This connector interfaces to the MAX 3221 RS-232 line driver (U34) and is located on the top side of the board. A view of the connector from the card edge is shown in the figure below.
  • Page 43 Spectrum Digital, Inc 3.3.21 P5, Ethernet Interface The P5 connector is located on the top side of the board and is used to provide an Ethernet interface. P5 integrates the magnetics and standard RJ-45 connector. The two tables below shoe the signals present on the magnetics interface and the connector side.
  • Page 44 Spectrum Digital, Inc 3.2.22 P6, Line In Connector P6 is an stereo audio line input. The input connector is a 3.5 mm stereo jack. The signals on the mating plug are shown in the figure below. Ground Left Line In...
  • Page 45 Spectrum Digital, Inc 3.2.23 DC3, I/O Daughter Card Expansion The DC3 connector is an I/O expansion interface for a daughter card. This is a 15 x 2 pinned female surface mount connector. The pinout for the DC3 connector is shown in the table below.
  • Page 46 Spectrum Digital, Inc 3.2.24 DC5, TH8200 Daughter Card Interface The DC5 connector is an expansion interface for the TH8200 daughter card. This is a 25 x 2 pinned female surface mount connector. The pinout for the DC5 connector is shown in the table below.
  • Page 47 Spectrum Digital, Inc 3.2.25 DC6, Expansion Connector The DC6 connector is an expansion connector used to provide compatibility with the THS8200 video daughter card. This is a 5 x 2 pinned female surface mount connector. The pinout for the DC6 connector is shown in the table below.
  • Page 48 Spectrum Digital, Inc 3.2.27 U10, Infrared Interface U10 is an infrared receiver mounted on the edge of the board. This device interfaces to the MSP430 mircrocontroller. The view of U10 is shown from a board edge view in the figure below.
  • Page 49 SW1 is a 2 position DIP switch providing 4 options in selecting the state of the EMU0 and EMU1 pins on the TMS320DM355 processor. A view of the switch is shown in the figure below. The selection options with this switch are in the table below.
  • Page 50 Spectrum Digital, Inc 3.4.2 SW5, Reset Switch Switch SW5 is a push button reset switch that will RESET the board. The MSP430 controls all reset and power monitoring logic on the EVM. 3.4.3 SW6, User Readable 4 Position DIP Switch...
  • Page 51 Spectrum Digital, Inc 3.4.4 SW7, ARM Boot Mode Select Switch SW7 is a 2 position DIP switch used to select the ARM Boot Mode. The figure and table below show these options. BOOT MODE Raised NIB Figure 3-21, SW7, ARM Boot Mode Select...
  • Page 52 Spectrum Digital, Inc 3.5 Test Points The EVM has 35 test points. All test points appear on the top of the board. The following figure identifies the position of each test point. the next table list each test point and the signal appearing on that test point.
  • Page 53 Spectrum Digital, Inc Table 33: DM355 EVM Test Points Test Point Test Point Signal Signal VCC_1V8 TP29 Ground AIC33 MFP2 TP30 Ground AIC33 MFP3 TP31 VCC_5V TP10 EM_ADV/GIO032 TP32 3V3_PWR_OK TP13 VDDA_DAC TP33 VCC_3V3 TP14 EM_CLK/GIO031 TP36 1V8_PWR_OK TP21 CORE_PWR_OK...
  • Page 54 Spectrum Digital, Inc DM355 EVM Technical Reference 3-30 Downloaded from Elcodis.com electronic components distributor...
  • Page 55 Appendix A Schematics This appendix contains the schematics for the DM355 EVM. Downloaded from Elcodis.com electronic components distributor...
  • Page 56 Spectrum Digital, Inc DM355 EVM Technical Reference Downloaded from Elcodis.com electronic components distributor...
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  • Page 60 Spectrum Digital, Inc BLM21PG221SN1 DM355 EVM Technical Reference Downloaded from Elcodis.com electronic components distributor...
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  • Page 83: Mechanical Information

    Appendix B Mechanical Information This appendix contains the mechanical information about the DM355 EVM produced by Spectrum Digital. Downloaded from Elcodis.com electronic components distributor...
  • Page 84 Spectrum Digital, Inc DM355 EVM Technical Reference Downloaded from Elcodis.com electronic components distributor...
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  • Page 86 Spectrum Digital, Inc DM355 EVM Technical Reference Downloaded from Elcodis.com electronic components distributor...
  • Page 87 Downloaded from Elcodis.com electronic components distributor...
  • Page 88 Printed in U.S.A., April 2008 509905-0001 Rev E Downloaded from Elcodis.com electronic components distributor...

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