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ADSP-21992 EZ-KIT Lite Evaluation System Manual

4-30

The ADSP-21992 EZ-KIT Lite board is laid out with separate analog and digital ground planes,
labeled AGND and DGND, respectively. 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.

The arrangement on the input power supply connector is illustrated in

Figure 4-2.

AGND

5
4
3

-AVDD (-5V)

DGND

+AVDD (+5V)

VDD (+5V)

2
1

Figure 4-2: Power Supply Connector of ADSP-21992 EZ-KIT Lite Board

LEDs are provided to indicate that the power supplies are working correctly. The Power Supply
LEDs are listed in

Table 4-1:

LED

Power Supply Signal

CR1

+2.5V (DSP Core Voltage Supply)

CR2

+3.3V (Vddext)

CR3

+2.5V (+AVdd)

CR4

- 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)

•

Reset button (S1)

•

External power on reset IC (A7)

•

USB Interface (software tools reset)

Содержание ADDS-21992-EZLITE

Страница 1: ...DSP 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 a a a...

Страница 2: ...s Inc ALL RIGHTS RESERVED This document may not be reproduced in any form without prior express written consent from Analog Devices Inc Trademark and Service Mark Notice EZ KIT Lite VisualDSP VisualDS...

Страница 3: ...Installation Verification 2 23 2 4 6 Starting VisualDSP 2 23 3 USING THE EZ KIT LITE 3 25 3 1 OVERVIEW 3 25 3 2 EZ KIT LITE LICENSE RESTRICTIONS 3 25 3 3 MEMORY MAP 3 25 3 4 EXAMPLE PROGRAMS 3 26 3 5...

Страница 4: ...Circuitry Jumpers JP17 JP21 4 38 4 3 13 External FLASH Memory Enable Jumper JP31 4 39 4 3 14 External SRAM Enable Jumpers JP24 JP27 4 39 4 3 15 Encoder Interface Jumpers JP28 JP30 4 39 4 3 16 CAN Inte...

Страница 5: ...2 4 SEARCH THE CD ROM 2 12 FIGURE 2 5 THE DRIVER IS LOCATED 2 13 FIGURE 2 6 COPY FILES DIALOG BOX 2 13 FIGURE 2 7 OPEN THE SYS FILE 2 14 FIGURE 2 8 COPYING FILES 2 14 FIGURE 2 9 FINISH THE SOFTWARE I...

Страница 6: ...in application programs Reading and writing data and program memory Reading and writing core and peripheral registers Plotting memory Access to the ADSP 2199x from a PC is achieved through a USB port...

Страница 7: ...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 y...

Страница 8: ...m Manual provides directions for installing the hardware and software on your PC This manual provides guidelines for running your own code on the ADSP 21992 Also this manual provides a description of...

Страница 9: ...dix A Schematics Provides the resources to allow ADSP 21992 EZ KIT Lite board level debugging or to use as a reference 1 6 Online Help Your software installation kit includes online Help as part of th...

Страница 10: ...219x family DSPs VisualDSP C C Compiler and Library Manual for ADSP 219x DSPs Description of the compiler function and commands for ADSP 219x family DSPs VisualDSP Linker and Utilities Manual for ADS...

Страница 11: ...KIT Lite evaluation system Installation Tasks 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...

Страница 12: ...ton mouse 50MB free on hard drive 32 MB RAM Full speed USB port CD ROM Drive Note This EZ KIT Lite does not run under Windows 95 or Windows NT 2 4 Installation Tasks The following tasks are provided f...

Страница 13: ...the CD ROM browser appears on the screen select VisualDSP 3 0 Installation Then select Install License 4 Follow the setup wizard instructions Note You will need the serial number located on the back...

Страница 14: ...ettings 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...

Страница 15: ...P9 P5 1 10 DAC1 DAC8 A9 P12 Y2 U1 P11 CR5 CR4 CR3 CR2 CR1 Y3 U11 U9 U10 U17 U7 U16 A11 U3 JP4 JP14 JP13 JP15 JP16 JP21 JP18 JP19 JP20 JP17 P2 JP31 JP24 JP27 JP26 JP25 P6 1 10 JP30 JP29 JP28 A6 JP10 J...

Страница 16: ...ite 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 The connection of the device to th...

Страница 17: ...Manual 2 12 2 Click Next 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...

Страница 18: ...KIT Lite Evaluation System Manual 2 13 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 File...

Страница 19: ...Click Browse 9 In Drives Figure 2 7 select your CD ROM drive 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 driv...

Страница 20: ...ions 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 fo...

Страница 21: ...Lite Evaluation System Manual 2 16 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 Dri...

Страница 22: ...tion System Manual 2 17 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 1...

Страница 23: ...Finish to exit the wizard 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...

Страница 24: ...92 EZ KIT Lite Evaluation System Manual 2 19 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...

Страница 25: ...2 EZ KIT Lite Evaluation System Manual 2 20 Figure 2 16 Don t search I will choose 4 Select Don t search I will choose the driver to install 5 Click Next 6 Figure 2 17 will appear Figure 2 17 Show All...

Страница 26: ...ick Next 8 After a minute or 2 all devices will appear Click Have Disk from the dialog shown in Figure 2 18 Figure 2 18 Select Manufacturer and Model 9 The Install from Disk dialog will appear as show...

Страница 27: ...l 2 22 11 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 instal...

Страница 28: ...d to the evaluation board and the PC 2 Press the RESET button S1 on the evaluation board 3 Verify that the red USB monitor LED CR7 is lit This signifies that the board is communicating properly with t...

Страница 29: ...gure 2 22 Figure 2 22 New Session Dialog Box 5 In Debug Target choose EZ KIT Lite ADSP 2199x 6 In Platform choose the correct platform type ADSP 21990 or ADSP 21992 7 Type the target name in Session N...

Страница 30: ...Lite evaluation system Using the Flash Programmer Utility Section 3 5 Provides information on the flash programmer utility included with VisualDSP This section provides programming information specifi...

Страница 31: ...board they are mapped at the start address of the chosen external memory bank Table 3 1 ADSP 21992 Memory Map Start Address End Address Page Content 0x00 0000 0x00 7FFF 0 32K x 24 Bit Program Memory 0...

Страница 32: ...he 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...

Страница 33: ...ith the DSP Jumper Settings Section 4 3 Shows the location and describes the function of all the configuration jumpers Connectors Section 4 4 Shows the location and gives a description and pin out of...

Страница 34: ...6 A11 U3 JP4 JP14 JP13 JP15 JP16 JP21 JP18 JP19 JP20 JP17 P2 JP31 JP24 JP27 JP26 JP25 P6 1 10 JP30 JP29 JP28 A6 JP10 JP11 JP12 JP9 JP2 3 2 1 JP3 JP1 1 2 3 P13 P12 JP23 U2 JP22 1 2 3 JUMPER KEY OPEN CL...

Страница 35: ...5V DGND AVDD 5V P1 VDD 5V 2 1 Figure 4 2 Power Supply Connector of ADSP 21992 EZ KIT Lite Board LEDs are provided to indicate that the power supplies are working correctly The Power Supply LEDs are li...

Страница 36: ...level or the externally provided 1 024V level The analog interface circuits consisting of high performance operational amplifiers and precision resistors effectively offset the analog inputs by the re...

Страница 37: ...f the ADSP 21992 the JP3 jumper must be tied in position 1 2 to connect the SENSE pin to AGND Additionally jumper JP4 must be left open The ADSP 21992 provides a 1V reference at the VREF pin that is b...

Страница 38: ...6 are used to disable the DACs when the PF2 and PF3 pins are being used as programmable flag pins The outputs of the DAC are available at connector P5 Refer to Table 4 5 in section 4 4 for the configu...

Страница 39: ...t signal Refer to Table 4 10 in section 4 4 for the configuration of P10 4 2 14 General Purpose Timer Signals The three general purpose timer input output signals TMR0 TMR1 and TMR2 are available at c...

Страница 40: ...ITE BOARD a ADSP 2199X EZ LITE BOARD a S1 S1 Y1 ADSP 2199x A12 ADSP 2199x A12 A6 A5 P4 1 10 VIN0 VIN7 A6 A5 A6 A6 A5 A5 P4 1 10 VIN0 VIN7 P4 1 10 VIN0 VIN7 VIN0 VIN7 AVDD AVDD DGND P1 VDD P1 VDD AGND...

Страница 41: ...ect JP17 OPEN TCLK0 RCLK0 Connection JP18 OPEN RS 232 Circuit Jumper JP19 OPEN RS 232 Circuit Jumper JP20 OPEN RS 232 Circuit Jumper JP21 OPEN RS 232 Circuit Jumper JP22 NO Shunt required CAN Circuitr...

Страница 42: ...p Jumper JP5 Connecting jumper JP5 in the 2 3 position ties the PWMTRIP pin of the ADSP 21992 to 3 3V via a 4 7K resistor and enables the PWM outputs In this case the PWMTRIP pin of the ADSP 21992 can...

Страница 43: ...ammable 1x to 32x multiplication of the input clock including fractional values to support 128 external to internal DSP core clock ratios The BYPASS pin MSEL6 0 and DF bits in the PLL configuration re...

Страница 44: ...ould be CLOSED at any one time 4 3 15 Encoder Interface Jumpers JP28 JP30 The ADSP 21992 EZ KIT Lite board allows you to apply differential encoder signals to the board at the encoder interface connec...

Страница 45: ...BOARD a S1 S1 Y1 ADSP 2199x A12 ADSP 2199x A12 A6 A5 P4 1 10 VIN0 VIN7 A6 A5 A6 A6 A5 A5 P4 1 10 VIN0 VIN7 P4 1 10 VIN0 VIN7 VIN0 VIN7 AVDD AVDD DGND P1 VDD P1 VDD AGND P8 PF0 PF15 EXTERNAL MEMORY IN...

Страница 46: ...document for the pin out of the 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...

Страница 47: ...nalog 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...

Страница 48: ...he programmable flag interface connector P8 PIN NAME SIGNAL 1 3 3V Vddext 2 PF0 Programmable Flag 0 3 PF1 Programmable Flag 1 4 PF2 Programmable Flag 2 5 PF3 Programmable Flag 3 6 PF4 Programmable Fla...

Страница 49: ...or P10 The PWM AUXPWM and general purpose timer signals are available on P10 PIN NAME SIGNAL 1 AH PWM Channel A High Output 2 AL PWM Channel A Low Output 3 BH PWM Channel B High Output 4 BL PWM Channe...

Страница 50: ...provide connections to the user s CAN bus and allow easy daisy chaining of CAN devices PIN NAME SIGNAL 1 DGND Digital Ground 2 CANL CAN Receive 3 CANH CAN Transmit 4 3 3V Vddext Table 4 11 CAN Interf...

Страница 51: ...ADSP 21992 EZ KIT Lite Evaluation System Manual 4 46 Figure 4 6 Mechanical Dimensions Measurements are in Inches 0 000 0 000 0 250 0 250 7 000 5 000 0 000 0 000 0 250 0 250 7 000 5 000...

Страница 52: ...ADSP 21992 EZ KIT Lite Evaluation System Manual A 1 APPENDIX A SCHEMATICS The schematics for the ADSP 21992 EZ KIT Lite board are available on the next 10 pages...

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Страница 62: ...Utility 3 27 H Help On line 1 4 Host Port Interface 4 33 I installation Windows 2000 USB Driver 2 18 Installation 2 7 2 15 Verification 2 24 Windows 2000 USB Driver 2 15 2 18 Windows 98 USB Driver 2...

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