Analog Devices ADSP-21992 EZ-KIT LITE Manual
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Analog Devices ADSP-21992 EZ-KIT LITE Manual

Analog Devices ADSP-21992 EZ-KIT LITE Manual

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ADSP-21992 EZ-KIT LITE   
Evaluation System Manual
First Edition, October 2002
Analog Devices, Inc.
Digital Signal Processing Division
One Technology Way
Norwood, MA 02062-9106
Part Number
82-000700-01
a
a
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  • Page 1 ADSP-21992 EZ-KIT LITE    Evaluation System Manual First Edition, October 2002 Part Number 82-000700-01 Analog Devices, Inc. Digital Signal Processing Division One Technology Way Norwood, MA 02062-9106...
  • Page 2 Limited Warranty The EZ-KIT Lite evaluation system is warranted against defects in materials and workmanship for a period of one year from the date of purchase from Analog Devices or from an authorized dealer. Disclaimer Analog Devices, Inc. reserves the right to change this product without prior notice.

  • Page 3: Table Of Contents

    CAN Interface ........................4-33 4.2.10 Serial Port (SPORT) Interface ...................4-33 4.2.11 Programmable Flag Pins Interface ...................4-34 4.2.12 PWM Generation Unit Interface..................4-34 4.2.13 Auxiliary PWM Unit Interface ...................4-34 4.2.14 General-Purpose Timer Signals..................4-34 4.2.15 Encoder Interface Unit Circuitry ..................4-34 ADSP-21992 EZ-KIT Lite Evaluation System Manual...
  • Page 4 UART (RS-232) Interface Connector, P9................4-44 4.4.10 PWM, AUXPWM, Timer Interface Connector, P10............4-44 4.4.11 USB Connector, P11 ......................4-45 4.4.12 CAN Interface Connector, P12–P13..................4-45 4.4.13 JTAG Connector ........................4-45 ......................4-45 ECHANICAL IMENSIONS APPENDIX A: SCHEMATICS.......................A-1 INDEX ................................ I-1 ADSP-21992 EZ-KIT Lite Evaluation System Manual...
  • Page 5 4-3: O ADSP-21992 EZ-KIT L ......4-31 IGURE NALOG NTERFACE IRCUIT OF OARD 4-4: J ......................4-35 IGURE UMPERS OCATIONS 4-5: C ......................4-40 IGURE ONNECTOR OCATIONS 4-6: M ) ..........4-46 IGURE ECHANICAL IMENSIONS EASUREMENTS ARE IN NCHES ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 6: Introduction

    The USB interface gives unrestricted access to the ADSP-21992 DSP and the evaluation board peripherals. Analog Devices JTAG emulators offer faster communication between the host PC and target hardware. Analog Devices carries a wide range of in-circuit emulation products. To learn more about Analog Devices emulators and DSP development tools, go to http://www.analog.com/dsp/tools/.

  • Page 7: For More Information About Analog Devices Products

    • External memory interface connector The ADSP-21992 EZ-KIT Lite board has flash memory devices that can be used to store user- specific boot code. By configuring the jumpers for EPROM boot, the board can run as a stand- alone unit, without a PC. The ADSP-21992 EZ-KIT Lite package contains a flash programmer utility, which allows you to program the flash memory.

  • Page 8: For Technical Or Customer Support

    You may also obtain additional information about Analog Devices and its products in any of the following ways: • FAX questions or requests for information to (781)-461-3010. • Access the Computer Products Division File Transfer Protocol (FTP) site at ftp://ftp.analog.com or ftp://ftp.analogdevices.com/or...

  • Page 9: Manual Contents

    To view Help on VisualDSP++, click on the Help menu item or go to the Windows task bar and select Start\Programs\VisualDSP\VisualDSP++ Help. To view Help on additional ADSP-21992 EZ-KIT Lite features, go to the Windows task bar and select Start\Programs\VisualDSP\EZ-KIT Help.

  • Page 10: Table 1-1: Related Dsp D

    Description of the new features and ADSP-21xx DSPs enhancements of VisualDSP++. If you plan to use the ADSP-21992 EZ-KIT Lite board in conjunction with a JTAG emulator, refer to the documentation that accompanies the emulator. ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 11: Getting Started

    (Section 2.4) Describes the step-by-step procedure for setting up the hardware and software. 2.2 Contents of your EZ-KIT Lite Package Your ADSP-21992 EZ-KIT Lite evaluation system package contains the following items. • ADSP-21992 EZ-KIT Lite Board • VisualDSP++ CD with demo license, containing: •...

  • Page 12: Pc Configuration

    ! Note: This EZ-KIT Lite does not run under Windows 95 or Windows NT. 2.4 Installation Tasks The following tasks are provided for the safe and effective use of the ADSP-21992 EZ-KIT Lite. Follow these instructions in the order presented to ensure correct operation of your software and hardware.

  • Page 13: Install The Visualdsp++ License

    3. Click on the VisualDSP++ 3.0 Installation option. 4. Then select Install Tools. This will launch the setup wizard. 5. At the component selection screen, select the ADSP-21992 EZ-KIT Lite to install the EZ- KIT Lite debug software. 6. Follow this wizard with the on-screen instructions to continue installing the software.

  • Page 14: Table 2-2: Start - Up Defaultj

    All other jumpers are not configured. For the configuration of the jumpers on the ADSP-21992 EZ-KIT Lite board, refer to the jumper settings in section, 4-35. Confirm that your board is set up in the default configuration.

  • Page 15: Install The Ez-Kit Lite Usb Driver

    EXTERNAL MEMORY INTERFACE Figure 2-1: Default Jumper Settings 3. Connect your power supply to P1 on the EZ-KIT Lite board. The ADSP-21992 EZ-KIT Lite board contains a 5-way terminal block for connection of external power supplies. For correct operation, the following supplies are required: •...

  • Page 16: Figure 2-2: Add New Hardware

    2.4.4.1 Windows 98 USB Driver Installation Before using the ADSP-21992 EZ-KIT Lite for the first time, the Windows 98 USB driver must first be installed. This is accomplished as follows: 1. Insert the VisualDSP++ installation CD-ROM into the CD drive.

  • Page 17: Figure 2-3: Search For The Driver

    3. Select Search for the best driver for your device as shown in Figure 2-3. Figure 2-3: Search for the driver 4. Click Next. 5. Ensure that the CD-ROM drive is selected as shown in Figure 2-4. Figure 2-4: Search the CD-ROM 2-12 ADSP-21992 EZ-KIT Lite Evaluation System Manual...
  • Page 18 6. Click Next. Windows 98 will locate the WmUSBEz.inf file on the CD-ROM as shown in Figure 2-5. Figure 2-5: The Driver is Located 7. Click Next. Figure 2-6: Copy Files Dialog Box 2-13 ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 19: Figure 2-8: Copying Files

    Figure 2-7: Open the .sys File 10. Click OK. The Copying Files dialog box (Figure 2-8) will appear. Figure 2-8: Copying Files 11. Click OK. The driver installation is now complete as shown in Figure 2-9. 2-14 ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 20: Figure 2-9: Finish The Software

    13. Verify the installation by following the instructions in section 2.4.5. 2.4.4.2 Windows 2000 USB Driver Installation Before using the ADSP-21992 EZ-KIT Lite for the first time, the Windows 2000 driver must first be installed. This is accomplished as follows: 1.

  • Page 21: Figure 2-10: Found New Hardware

    Figure 2-10: Found New Hardware Wizard 2. Click Next. 3. Select Search for a suitable driver for my device as shown in Figure 2-11. Figure 2-11: Search for a Suitable Driver 4. Click Next. 2-16 ADSP-21992 EZ-KIT Lite Evaluation System Manual...
  • Page 22 5. Ensure the CD-ROM drive is selected as shown in Figure 2-12. Figure 2-12: Locate Driver Files 6. Click Next. Driver Files Search Results dialog box (Figure 2-13 appears. Figure 2-13: Driver File Search Results 2-17 ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 23: Figure 2-14: Completing Driver

    9. Verify the installation by following the instructions in section 2.4.5. 2.4.4.3 Windows XP USB Driver Installation The Windows XP USB driver must first be installed before using the ADSP-21992 EZ-KIT Lite evaluation system for the first time. 1. Insert the VisualDSP++ CD-ROM into the CD drive.

  • Page 24: Figure 2-15: Found New Hardware

    Figure 2-15: Found New Hardware Wizard 2. Select Install from a list or specific location. 3. Click Next. Chose your search and installation options. Figure 2-16 appears. 2-19 ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 25: Figure 2-16: Don ' T Search , I

    Figure 2-16: Don’t search, I will choose. 4. Select Don’t search. I will choose the driver to install. 5. Click Next Figure 2-17 will appear. Figure 2-17 Show All Devices 2-20 ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 26: Figure 2-18 Selectm

    Figure 2-18 Select Manufacturer and Model 9. The Install from Disk dialog will appear as shown in Figure 2-19. 10. Browse to the location of the WmUSBEz.inf file and click OK. Figure 2-19 Install From Disk 2-21 ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 27: Figure 2-20 Select The Device Driver

    Figure 2-20 appears. Figure 2-20 Select the device driver 12. The ADSP-21992 EZ-KIT Lite should appear under Model. Click Next. Windows XP will automatically install the driver. The driver installation is now complete as shown in Figure 2-21. 2-22 ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 28: Driver Installation Verification

    2. Click the Start button on the Windows taskbar, and then choose Programs, VisualDSP, VisualDSP++ for 21xx. The Session List dialog box appears if you already have existing sessions. Skip to step 4 if this is the first time running VisualDSP++. 2-23 ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 29: Figure 2-22: New Session Dialog

    6. In Platform, choose the correct platform type ADSP-21990 or ADSP-21992. 7. Type the target name in Session Name or accept the default name. 8. Click OK to return to the Session List, ensure the new session is highlighted, and click Activate. 2-24 ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 30: Using The Ez-Kit Lite

    ADSP-21992, see the documents referenced in section 1.6. 3.2 EZ-KIT Lite License Restrictions The license shipped with the ADSP-21992 EZ-KIT Lite imposes the following restrictions: • Program Memory (PM) space is limited to 8K words (1/4 of the ADSP-21992 PM space).

  • Page 31: Example Programs

    If booting from the external flash memory IC, JP31 can be left open. In this case, the external SRAM provided on the ADSP-21992 EZ-KIT Lite board can be mapped to any of the external memory banks using one of the jumpers, JP24 – JP27.

  • Page 32: Using The Flash Programmer Utility

    The ADSP-21992 EZ-KIT Lite evaluation system includes a flash programmer utility. The utility allows you to program the flash on the ADSP-21992 EZ-KIT Lite board. This utility must be installed separately from the debug software. To install the utility, insert the VisualDSP++ CD- ROM and follow the steps in the installation wizard.

  • Page 33: Ez-Kit Lite Hardware Reference

    Gives the physical dimensions of the ADSP-21992 EZ-KIT Lite board. 4.2 System Architecture The ADSP-21992 EZ-KIT Lite board has been designed to provide access to all of the capabilities of the ADSP-21992 DSP. This section describes the DSP’s configuration on the EZ- KIT Lite board.

  • Page 34: Power Supplies

    EXTERNAL MEMORY INTERFACE Figure 4-1: EZ-KIT Lite Board Layout The ADSP-21992 EZ-KIT Lite board can be configured to boot in all of the possible ADSP- 21992 boot modes. For information about configuring the boot mode, see section 4.3.1. The DSP core voltage is 2.5V, and the external interface operates at 3.3V. The analog input signal conditioning circuitry requires ±2.5V.

  • Page 35: Reset Generation

    - 2.5V (-AVdd) Table 4-1: Power Supply LEDs 4.2.2 Reset Generation The ADSP-21992 can be reset from a number of sources on the ADSP-21992 EZ-KIT Lite board. The sources of reset for the ADSP-21992 DSP are: • POR (power-on reset output pin of the ADSP-21992) •...

  • Page 36: Analog Input Interface

    VisualDSP++ development tools. 4.2.3 Analog Input Interface The ADSP-21992 EZ-KIT Lite board permits up to eight analog inputs to be fed from the analog inputs connector, P4, to the eight ADC channels of the ADSP-21992. All eight analog inputs at the analog inputs connector may range from -1V to +1V.

  • Page 37: Reference Voltage Generation

    A 64K by 16-bit SRAM IC (U8) is provided on the External Memory Interface (EMI) of the ADSP-21992 EZ-KIT Lite board. Sockets are provided on the ADSP-21992 EZ-KIT Lite board so that the EMI can also be connected to two 512K x 8-bit flash memory ICs (U5, U6). These flash memory ICs are...

  • Page 38: Spi Interface

    P2. Circuitry is also provided on the ADSP-21992 EZ-KIT Lite board to allow you to use the SPORT for RS-232 emulation. An ADM3202ARN line driver/receiver (A4) is provided to convert the SPORT signals to the appropriate ±10 V levels suitable for the UART connection to the PC. A standard 9-pin female D-sub socket, P9, is provided on the ADSP-21992 EZ-KIT Lite board Jumpers JP18, JP19, and JP20 connect the SPORT signals to the RS-232 circuitry.

  • Page 39: Programmable Flag Pins Interface

    P10. 4.2.15 Encoder Interface Unit Circuitry The ADSP-21992 EZ-KIT Lite board allows you to apply differential encoder signals to the board at the encoder interface connector, P6. A differential line receiver, A8, is provided to convert the differential encoder signals to single-ended signals for the EIU inputs of the ADSP- 21992.

  • Page 40: Jumper Settings

    Figure 4-4: Jumpers Locations 4.3.1 List of Jumpers Table 4-2 provides a list of jumpers on the ADSP-21992 EZ-KIT Lite board, including the initial jumper configuration when you receive the ADSP-21992 EZ-KIT Lite board. 4-35 ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 41: Ground Plane Link, Jp1

    Table 4-2: Jumpers on the ADSP-21992 EZ-KIT Lite Board 4.3.2 Ground Plane Link, JP1 JP1 is a link that connects the analog and digital ground planes of the ADSP-21992 EZ-KIT Lite board. NOTE: For correct operation, this link must not be removed.

  • Page 42: External / Internal Dsp Reset Selection Jumper, Jp2

    PWM outputs from the ADSP-21992. The appropriate setting for this jumper is determined by the exact nature of the gate drive circuit of the target system. A third alternative is to leave JP5 unconnected. In this case, its state can be determined by external hardware. 4-37 ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 43: Auxpwm Trip Jumper, Jp8

    4.3.10 SPI EEPROM Enable Jumpers, JP13 and JP14 A socket is available on the ADSP-21992 EZ-KIT Lite board for an 8-pin SPI Serial EEPROM, such as the Microchip 25LC640, which is used for booting and/or data storage. JP13 and JP14 are used to enable the SPI EEPROM.

  • Page 44: External Flash Memory Enable Jumper, Jp31

    4.3.13 External FLASH Memory Enable Jumper, JP31 Sockets are provided on the ADSP-21992 EZ-KIT Lite board to connect the External Memory Interface to two 512K x 8-bit flash memory ICs (U5, U6). These flash memory ICs are connected to the boot memory select (...

  • Page 45: Connectors

    4.4 Connectors This section describes the function of the connectors on the ADSP-21992 EZ-KIT Lite board. The following figure shows the locations of connectors, P1 – P13. JP30 JP30 JP30 JP30 JP30 JP29 JP29 JP29 JP29 JP29 PF0 – PF15 PF0 –...

  • Page 46: External Memory Interface (Emi) Connector, P3

    EMI connector. 4.4.4 Analog Inputs Connector, P4 Analog input signals to the ADSP-21992 EZ-KIT Lite board are supplied at the analog inputs connector (P4). Nominally, analog input signals in the range –1V to +1V may be applied to the ADSP-21992 EZ-KIT Lite board.

  • Page 47: Dac Outputs Connector, P5

    DAC Channel 7 AGND Analog Ground Table 4-5: DAC Outputs Connector, P5 4.4.6 Encoder Interface Connector, P6 Differential encoder signals can be applied to the ADSP-21992 EZ-KIT Lite board at the encoder interface connector, P6. NAME SIGNAL DGND Digital Ground...

  • Page 48: Spi Connector, P7

    Programmable Flag 11 PF12 Programmable Flag 12 PF13 Programmable Flag 13 PF14 Programmable Flag 14 PF15 Programmable Flag 15 CONVST ADC external convert start DGND Digital Ground Table 4-8: Programmable Flag Interface Connector, P8 4-43 ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 49: Uart (Rs-232) Interface Connector, P9

    Auxiliary PWM Output AUX1 Auxiliary PWM Output DGND Digital Ground Auxiliary PWM Trip Input AUXTRIP TMR0 General-Purpose Timer I/O TMR1 General-Purpose Timer I/O TMR2 General-Purpose Timer I/O Table 4-10: PWM, AUX, TMR Interface Connector, P10 4-44 ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 50: Usb Connector, P11

    When an emulator is connected to the JTAG header, the USB debug interface is disabled. ! WARNING: When using an emulator with the EZ-KIT Lite board, follow the connection instructions provided with the emulator. 4.5 Mechanical Dimensions Figure 4-6 shows the dimensions of the board. 4-45 ADSP-21992 EZ-KIT Lite Evaluation System Manual...
  • Page 51 7.000 7.000 5.000 5.000 0.000 0.000 0.250 0.250 0.000 0.000 0.250 0.250 Figure 4-6: Mechanical Dimensions (Measurements are in Inches) 4-46 ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 52: Appendix A: Schematics

    APPENDIX A: SCHEMATICS The schematics for the ADSP-21992 EZ-KIT Lite board are available on the next 10 pages. ADSP-21992 EZ-KIT Lite Evaluation System Manual...

  • Page 62: Index

    Windows 2000 USB Driver ..... 2-18 Connector ..........4-45 Installation ..........2-7, 2-15 Verification ..........2-24 Windows 2000 USB Driver ....2-15, 2-18 VisualDSP++ Windows 98 USB Driver ......2-11 Help............1-4 IO Voltage ............ 4-29 License ..........2-8, 3-26 Starting .............2-24 ADSP-21992 EZ-KIT Lite Evaluation System Manual...

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