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Chapter 5

42

Figure 12: Cascading Counters (Shown for One-Shot Using

Counters 0 and 2 and External Gate 2)

STP340 Panel

TB2

Signal Source

Digital Ground

User Clock Input 0

TB9

TB4

Digital Ground

Gate 2

One-Shot
Trigger

Shield

TB1

TB11

TB33

User
Counter
Output 0

User
Clock
Input 2

TB3

TB12

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Содержание DT340

Страница 1: ...R DT340 UM 16864 C Getting Started Manual...

Страница 2: ...patents or other rights of third parties which may result from its use No license is granted by implication or otherwise under any patent rights of Data Translation Inc Use duplication or disclosure b...

Страница 3: ...rted Procedure 4 Chapter 2 Preparing to Use a DT340 Board 5 Unpacking 7 Checking the System Requirements 8 Installing the Software 9 Viewing the DT340 Documentation Online 11 Chapter 3 Installing a DT...

Страница 4: ...Connecting Pulse Output Signals 39 Connecting Digital Input Signals 43 Connecting Digital Output Signals 44 Chapter 6 Verifying the Operation of a DT340 Board 45 Installing the Quick Data Acq Applica...

Страница 5: ...form data acquisition operations It is assumed that you are familiar with the requirements of your application It is also assumed that you are familiar with Microsoft Windows 98 Windows Me Millennium...

Страница 6: ...h the Quick Data Acq application Appendix A Using Your Own Screw Terminal Panel describes additional considerations to keep in mind when designing your own screw terminal panel for use with a DT340 bo...

Страница 7: ...ow to use the DT Open LayersDataAcq SDKTM to access the capabilities of Data Translation data acquisition boards DTx EZ Getting Started Manual UM 15428 This manual describes how to use the ActiveX con...

Страница 8: ...ical Support Department is available to provide technical assistance Refer to the DT340 User s Manual for more information refer to page 11 for more information on viewing this manual If you are outsi...

Страница 9: ...1 1 Overview DT340 Key Hardware Features 2 DT340 Software 3 Getting Started Procedure 4...

Страница 10: ...gital I O board for the PCI bus The key features of this board are listed in Table 1 Table 1 Key Features of DT340 Board Feature Specification Number of Counter Timers 8 Number of Interval Timers 4 Re...

Страница 11: ...ication provides a quick way to get a DT340 board up and running Using the Quick Data Acq application you can verify the features of the board display data on the screen and save data to disk DT340 Us...

Страница 12: ...s you where you are in the getting started procedure Figure 1 Getting Started Flow Diagram Install the Board and its Accessories see Chapter 3 starting on page 13 Wire Signals see Chapter 5 starting o...

Страница 13: ...5 2 Preparing to Use a DT340 Board Unpacking 7 Checking the System Requirements 8 Installing the Software 9 Viewing the DT340 Documentation Online 11...

Страница 14: ...Chapter 3 starting on page 13 Wire Signals see Chapter 5 starting on page 31 Verify the Operation of the Board see Chapter 6 starting on page 45 Attach and Configure the Screw Terminal Panel see Chapt...

Страница 15: ...e Customer Service Department at 508 481 3700 An application engineer will guide you through the appropriate steps for replacing missing or damaged items If you are located outside the United States c...

Страница 16: ...able PCI revision 2 0 compliant or greater 32 bit or 64 bit 5 V expansion slot Microsoft Windows 98 Windows Me Windows NT 4 0 or Windows 2000 At least 32 MB available RAM At least one CD ROM drive and...

Страница 17: ...install appears 6 Click Device Drivers The DT Open Layers Data Acquisition software wizard appears 7 Click Next You are prompted for the destination location 8 Either change the directory path and or...

Страница 18: ...gram folder name 10 Either change the program folder name or accept the default program folder name then click Next The files are copied to the destination directory 11 Click Finish The DT Data Acquis...

Страница 19: ...ing from the table of contents on the left side of the document Within the document click the text shown in blue to jump to the appropriate reference the pointer changes from a hand to an index finger...

Страница 20: ...Chapter 2 12...

Страница 21: ...ng a DT340 Board and Loading the Device Driver Setting up the Computer 15 Setting up an Expansion Slot 16 Configuring the DT340 Board 17 Inserting the DT340 Board into the Computer 19 Loading the Devi...

Страница 22: ...T340 User s Manual for instructions see page 11 for information on viewing this manual Install the Board and Load the Device Driver this chapter Wire Signals see Chapter 5 starting on page 31 Verify t...

Страница 23: ...off all peripherals printer modem monitor and so on connected to the computer 3 Unplug the computer and all peripherals 4 Remove the cover from you computer Refer to your computer s user manual for in...

Страница 24: ...slots and are usually white or ivory Commonly three PCI slots one of which may be a shared ISA PCI slot are available If an ISA board exists in the shared slot you cannot use the slot for a PCI board...

Страница 25: ...the board Figure 2 shows the location of the resistors on the DT340 board Figure 2 User Resistor Locations on the DT340 Board Table 2 lists the clock input signals and the resistors to which they corr...

Страница 26: ...s is the CE configuration of the board 2 Terminate the corresponding signal on the STP340 panel by replacing the 0 resistor on the STP340 with a resistor of an appropriate matching value See Configuri...

Страница 27: ...her hand firmly on a metal portion of the computer chassis 2 Carefully remove the antistatic packing material from the board It is recommended that you save the original packing material in the unlike...

Страница 28: ...e rear panel of the system unit using the screw removed from the slot cover 8 Power up the computer If you installed the DT340 software as described on page 9 the DT340 device driver is automatically...

Страница 29: ...New Hardware Found dialog box appears followed by the Add New Hardware Wizard dialog box Perform the following steps to load the device driver in Windows 98 1 Click Next 2 Click Search for the best d...

Страница 30: ...device driver perform the following steps 1 Open the Control Panel 2 Double click the Open Layers Control Panel icon 3 Select the DT340 board to configure then clickAdvanced 4 Select the appropriate...

Страница 31: ...timers 8 to 11 5 When you are finished click Close 6 If you wish to change the name of the board click Edit Name and enter a new name for the board Otherwise exit from the Control Panel Once the driv...

Страница 32: ...s to enable interrupts for lines bits 0 to 7 on digital port D user counter timers 0 to 7 and interval timers 8 to 11 12 When you are finished click Close 13 If you wish to change the name of the boar...

Страница 33: ...25 4 Attaching and Configuring the Screw Terminal Panel Attaching the STP340 Screw Terminal Panel 27 Configuring the STP340 28...

Страница 34: ...Chapter 3 starting on page 13 Wire Signals see Chapter 5 starting on page 31 Verify the Operation of the Board see Chapter 6 starting on page 45 Attach and Configure the Screw Terminal Panel this cha...

Страница 35: ...the digital and counter timer signals from connector J1 on the DT340 board Cable EP305 connects connector J1 on the screw terminal panel to the DT340 board Figure 4 illustrates how to attach the STP3...

Страница 36: ...nput signals Figure 5 shows the location of the resistors on the STP340 screw terminal panel Figure 5 Resistor Locations on the STP340 Screw Terminal Panel J1 68 Pin Connector TB42 TB33 TB1 TB4 TB5 TB...

Страница 37: ...P340 with a resistor of an appropriate matching value For example if you are connecting an external clock signal to clock input signal 0 on the DT340 board and running the board at its maximum clock i...

Страница 38: ...Chapter 4 30...

Страница 39: ...31 5 Wiring Signals Before Wiring 33 Connecting Counter Timer Signals 36 Connecting Digital Input Signals 43 Connecting Digital Output Signals 44...

Страница 40: ...fer to page 53 for additional wiring considerations Install the Board and Load the Device Driver see Chapter 3 starting on page 13 Wire Signals this chapter Verify the Operation of the Board see Chapt...

Страница 41: ...n using the DT340 board in highly noisy electrical environments Separate power and signal lines by using physically different wiring paths or conduits To avoid noise do not locate the STP340 screw ter...

Страница 42: ...T Gate Input 2 10 63 C T Clock Output 2 11 62 C T Clock Input 2 12 61 Digital Ground 13 30 C T Gate Input 3 14 29 C T Clock Output 3 15 28 C T Clock Input 3 16 27 Digital Ground 17 42 Digital Ground 1...

Страница 43: ...3 Shield 54 51 Digital I O Port C Line 0 55 17 Digital I O Port C Line 1 56 50 Digital I O Port C Line 2 57 16 Digital I O Port C Line 3 58 49 Digital I O Port C Line 4 59 15 Digital I O Port C Line 5...

Страница 44: ...nnecting Event Counting Signals Figure 6 shows one example of connecting event counting signals to the STP340 screw terminal panel using user counter 0 In this example rising clock edges are counted w...

Страница 45: ...out an External Gate Input Shown for Clock Input 0 Figure 8 shows an example of how to externally cascade two counters to perform an event counting operation using user counters 0 and 2 Note that you...

Страница 46: ...tion of the frequency measurement In this configuration the frequency of the clock input is the number of counts divided by the duration of the Windows timer If you need more accuracy than the Windows...

Страница 47: ...put 0 and External Gate 0 Connecting Pulse Output Signals Figure 10 shows one example of connecting a pulse output application to the STP340 screw terminal panel using user counter 0 Other combination...

Страница 48: ...rm a rate generation operation using user counters 0 and 2 Note that you can also internally cascade counters using software if you internally cascade the counters you do not have to make the external...

Страница 49: ...ration using user counters 0 and 2 Note that you can also internally cascade counters using software if you internally cascade the counters you do not have to make the external cascading connections I...

Страница 50: ...hown for One Shot Using Counters 0 and 2 and External Gate 2 STP340 Panel TB2 Signal Source Digital Ground User Clock Input 0 TB9 TB4 Digital Ground Gate 2 One Shot Trigger Shield TB1 TB11 TB33 User C...

Страница 51: ...nnect a digital input signal lines 0 and 1 of digital Port A in this case to the STP340 screw terminal panel Figure 13 Connecting Digital Inputs to the STP340 ScrewTerminal Panel Lines 0 and 1 Port A...

Страница 52: ...nect a digital output signal line 0 of digital Port B in this case to the STP340 screw terminal panel Figure 14 Connecting Digital Outputs to the STP340 Screw Terminal Panel Line 0 Port B Shown Digita...

Страница 53: ...45 6 Verifying the Operation of a DT340 Board Installing the Quick Data Acq Application 47 Running the Quick Data Acq Application 49...

Страница 54: ...t channel or digital output port and Output pulses either continuously or as a one shot This chapter describes how to install and run the Quick Data Acq application Install the Board and Load the Devi...

Страница 55: ...you can install appears 6 Click Quick Data Acq The Quick Data Acq setup wizard appears 7 Click Next You are prompted for the destination location 8 Either change the directory path and or name using...

Страница 56: ...Chapter 6 48 13 Click Main Menu 14 Click Exit...

Страница 57: ...you to verify basic operations on the board however it may not support all of the board s features For information on each of the features provided use the online help for the Quick Data Acq applicati...

Страница 58: ...aphical form Performing a Single Value Digital Output Operation To verify that the board can output a single digital output value perform the following steps 1 Connect a digital output to digital outp...

Страница 59: ...f how to connect a an external clock for a frequency measurement operation Note The Quick Data Acq application works only with counter timer 0 2 Click the Acquisition menu 3 Click Frequency Counter 4...

Страница 60: ...ous to output a continuous pulse stream or One Shot to output one pulse 6 Select either Low to high to output a rising edge pulse the high portion of the total pulse output period is the active portio...

Страница 61: ...53 A Using Your Own Screw Terminal Panel Digital Inputs and Counter Timer Inputs 55 Digital Outputs 56 Cabling Information 57...

Страница 62: ...al panel provided by Data Translation described in the DT340 User s Manual or you can design your own screw terminal panel If you design your own screw terminal panel you must consider how the signals...

Страница 63: ...rent limiting so that circuitry is not damaged when power is removed On all Data Translation PCI boards current limiting is used to prevent damage in this fault condition On high speed clock inputs a...

Страница 64: ...l ground provided in the connector next to the outputs If just eight of the digital outputs are switching 16 mA per output then 128 mA of current flows To minimize problems with ringing loading and EM...

Страница 65: ...Panel 57 A A A A A A A A A Cabling Information If you are building your own cable the following information may be useful Conductors 34 twisted pairs shielded 28 AWG Connectors 1 68 pin Amp receptacl...

Страница 66: ...Appendix A 58...

Страница 67: ...igital output signals 44 event counting signals 36 38 externally cascaded counter timers 37 40 41 frequency measurement signals 37 pulse output signals 39 conventions used vi counter timers when not u...

Страница 68: ...ts 8 resistor locations 28 resistors on the DT340 board 18 on the STP340 panel 18 29 running the Quick Data Acq application 49 S screw terminal panel attaching 27 layout 28 selecting an expansion slot...

Страница 69: ...dex 61 wiring signals digital input signals 43 digital output signals 44 event counting signals 36 38 externally cascaded counter timers 37 40 41 frequency measurement signals 37 pulse output signals...

Страница 70: ...Index 62...

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