PCI 703 Series PCI PnP Analog Board User`s Manual
Contents
1. Sample and Hold Amplifier Characteristics AD684 Bandwidth Hold Mode Offset Voltage Gain Error 1 MHz at 5V input voltage swing 3 mV 0 05 Programmable Gain Amplifier Characteristics Bandwidth Offset Voltage Gain Error Input Characteristics Input Signal Ranges Input Coupling Maximum Working Voltage Over Voltage Protection FIFO Buffer Size Channel List Buffer Size Data Transfer Conversion Characteristics Maximum Sampling Rate Resolution Relative Accuracy Offset Error Gain 1 Offset Error Gain 10 Offset Error Gain 50 Gain Error 600 KHz at 5V input voltage swing 200 uV 0 008 Channel Gain Bipolar Range 1 00 2 5V 2 50 1V 5 00 500 mV 10 00 250 mV 25 00 100 mV 50 00 50 mV 100 00 25 mV DC 10V relative to analog ground 25V when power is on relative to analog ground 35V when power is off relative to analog ground 4096 Maximum 2048 Programmed I O Interrupts BM DMA 400 000 samples per second S s 14 bits 1 LSB max 0 4 mV max 0 6 mV max 0 1 mV max 0 02 of max reading Eagle Technology Copyright 2001 2002 www eagle co za 30 PCI 703 User Manual Analog Output Characteristics Output Characteristics Resolution Maximum Update Rate FIFO Buffer Size Data Transfer Conversion Characteristics Calibrated Resolution Relative Accuracy Full Scale Error Zero Scale Error Voltage Output Characteri2. Table 2 1 Operating System Support Hardware Installation This section will describe how to install your PCI board into your computer e Switch off the computer and disconnect from power socket Failure to disconnect all power cables can result in hazardous conditions as there may be dangerous voltage levels present in externally connected cables Remove the cover of the PC Choose any open PCI slot and insert PCI board Insert bracket screw and ensure that the board sits firmly in the PCI socket Replace the cover of the PC Reconnect all power cables and switch the power on The hardware installation is now completed Eagle Technology Copyright 2001 2002 www eagle co za 3 PCI 703 User Manual Eagle Technology Data Acquisition Software Installation Windows 98 2000 ME Installing the Windows 98 2000 device driver is a very straightforward task Because it is plug and play Windows will auto detect the PCI board as soon as it is installed No setup is necessary You simply have to supply Windows with a device driver Wait until Windows detects the new hardware Found New Hardware Wizard Welcome to the Found New Hardware Wizard This wizard helps you install a device driver for a hardware device To continue click Next lt Back Cancel Select Next Eagle Technology Copyright 2001 2002 www eagle co za 4 PCI 703 User Manual Eagle Technology Data Acquisition Found New Har
3. PCI703S 8 16 A 11 able Pin Assignments 2 Cable 1 PCI 703 16 A Analog DB37 F 12 Cable 1 Y Cable 3 Y Cable 4 PCI 703 16 64 S A Digital DB37 F 12 Signal Definitions 13 Pin Descriptions 1 1 1 1 1 Digital Input Outputs DIOO 7 ulti Function Digital Input Outputs PIOO 7 RIG1 requency Output FREQ_OUT 3 Eagle Technology Copyright 2001 2002 www eagle co za iii PCI 703 User Manual Eagle Technology Data Acquisition ADC Scan Clock SCANCLK 13 ounters GPCTRO 1 3 1 5V Power Pin 5V 14 1 Digital Ground DGND 4 Analog Input Connections j Analog Input Connections SAMPLE AND HOLD 14 Differential Input Pairing 14 4 PROGRAMMING GUIDE 15 EDR Enhanced API 15 Digital Inputs Outputs Reading the Digital Inputs riting to the Digital Outputs Analog Output 1 riting to a DAC channel 1 enerating a Waveform 1 onfiguring the ADC subsystem for scanning ow to use query codes 2 ow to change the hardware FIFO depth ow to check for available data ow to get the driver buffer size ow to get the number of ADC channels ow to check the status of the driver buffer O O N N N N N N NI A N Re N Nn ON N O N ON N O N N a 5 CALIBRATION 28 Requirements 28 A SPECIFICATIONS 29 Maximum Transfer Bandwidth PCI703 S 29 A
4. 200mV 50 00 0 100mV 100 00 0 50mV Input Coupling DC Maximum Working Voltage 11V relative to analog ground Over Voltage Protection 25V when power is on relative to analog ground 35V when power is off relative to analog ground FIFO Buffer Size 4096 Channel List Buffer Size Maximum 2048 Data Transfer Programmed I O Interrupts BM DMA Conversion Characteristics Maximum Sampling Rate 400 000 samples per second S s Resolution 14 bits Relative Accuracy 1 LSB max Offset Error Gain 1 0 4 mV max Offset Error Gain 10 0 6 mV max Offset Error Gain 50 0 1 mV max Gain Error 0 02 of max reading Differential Input Amplifier Characteristics AD620BR Input Impedance 10 GQ in parallel with 100 pF maximum Bandwidth 600 KHz Settling Time 5 uS to2 LSB 15 uS to 1 LSB System Noise Gains lt 5 0 6 LSB rms Eagle Technology Copyright 2001 2002 www eagle co za 29 PCI 703 User Manual Maximum Safe Input Range Maximum Operating Input Range Eagle Technology Data Acquisition Gains gt 5 0 8 LSB rms 15V 5V Analog Input Characteristics PCI703S Differential Input Amplifier Characteristics AD620BR Input Coupling Input Impedance Bandwidth Offset Voltage Gain Error Maximum Safe Input Range Maximum Operating Input Range DC gt 1 GQ in parallel with 50 pF maximum 120 KHz at 5V input voltage swing 500 uV 0 002 Gain 1 15V 5V
5. O port API CALL Long EDRE_DioWrite uIng Sn ulng Port ulng Value The serial number port and a value must be passed by the calling function A return code will indicate if any errors occurred ACTIVEX CALL Long EDREDioX Write long Por ulng Value The port number and value to be written needs to be passed and the returned value holds an error or the value read If the value is negative an error did occur Eagle Technology Copyright 2001 2002 www eagle co za 16 PCI 703 User Manual Eagle Technology Data Acquisition Counters The counter sub system is supported by functions to Write Configure and controlling the gate There are 3 counters and 1 frequency generator Only the first two counters and the frequency generator are available for the user See the table below that shows the relation of the counters and their assigned numbers Counter Assigned Number Description 0 Counter 0 1 Counter 1 lt Not Used gt A D Timing 2 Frequency Out Counter Table 4 1 Counter Assignment Writing the initial counter value A single call is necessary to write a counter s initial load value API CALL Long EDRE_CTWrite uing Sn ulng Ct ulng Value The serial number counter number and a value must be passed by the calling function A return code will indicate if any errors occurred ACTIVEX CALL Long EDRECTX Write long Port ulng Value The port number and value to be written needs to be passed and the returned
6. eagle co za 5 PCI 703 User Manual Eagle Technology Data Acquisition Locate File 21 x Look in Sint gt Rer Fae 2 e History a D esktop My Documents Sl Pci703 inf My Computer a g 2 File name Pci703 int Open My Network P Files of type Setup Information gt f S Cancel Select the browse button and search for the PCI703 inf file on the Eagle CD Rom Found New Hardware Wizard X Insert the manufacturer s installation disk into the drive selected and then click OK x Cancel Copy manufacturer s files from The driver is normally located in the lt CDROM gt EDRE DRIVERS WDM PCI703 directory The PCI703 16 64 use the same driver However the PCI703S has a different driver Please sure that you use the appropriate driver for your board Eagle Technology Copyright 2001 2002 www eagle co za 6 PCI 703 User Manual Eagle Technology Data Acquisition Select next when found Found New Hardware Wizard Driver Files Search Results Fate The wizard has finished searching for driver files for your hardware device Sy The wizard found a driver for the following device oy PCI Device Windows found a driver for this device To install the driver Windows found click Next d inf pci 03 inf lt Back Cancel Select next again Found New Hardware Wizard Completing the Found New Hardware Wizard L Pci703 A D B
7. of buffer must be passed or number of samples Eagle Technology Copyright 2001 2002 www eagle co za 24 PCI 703 User Manual Eagle Technology Data Acquisition requested The returned value will indicate the number of actual samples copied to the buffer Return Long Error Code Querying the ADC subsystem The driver can be queried to check the status of the ADC subsystem The number of unread samples is one example API CALL Long EDRE_Query ulng Sn ulng QueryCode ulng Param Parameter Description Sn Unsigned long Board s serial number QueryCode Unsigned long Query code See appendix Example ADUNREAD This will tell you the number of available samples ADBUSY Is the ADC subsystem busy Param Unsigned long Extra parameter Return Long Returned query code ACTIVEX CALL Long EDREADX GetUnread Parameter Type Description Return Long Number of samples available in the driver This function automatically queries the ADC driver buffer for the number of available samples Eagle Technology Copyright 2001 2002 www eagle co za 25 PCI 703 User Manual Eagle Technology Data Acquisition Query Codes This chapter explains query codes and their functions relating to the PCI703 series It will show examples of typical query codes that can make custom application allot easier to develop and tailor made for the PCI703 boards Please note that all examples or pseudo code will show the API call and not the Activ
8. value holds an error or the value read If the value is negative an error did occur Configuring a counter A single call is necessary to configure a counter API CALL Long EDRE_CTConfig uing Sn ulng Ct ulng Mode ulng Type ulng CikSrc ulng GateSrc The serial number counter number mode type clock source and gate source is needed to specify a counter s configuration A return code will indicate if any errors occurred ACTIVEX CALL Long EDRECTX Configure long ct long mode long type ulng source ulng gate The counter number mode type clock source and gate source is needed to specify a counter s configuration A return code will indicate if any errors occurred Only the counter mode clock source and type parameters are used by the PCI703 The table below shows the options for each parameter Parameter Description Serial Number Counter Number 0 Counter 0 1 Counter 1 2 Frequency Out Counter 0 PULSE 1 TOGGLE Invalid parameter for counter 2 Interrupt on TC 0 Disabled 1 Enabled This bit will only generate a interrupt at the interrupt sub system The interrupt sub system must also be setup to generate a PCI Bus interrupt 0 20MHz internal clock 1 100KHz internal clock 2 External clock lt invalid counter 2 gt Eagle Technology Copyright 2001 2002 www eagle co za 17 PCI 703 User Manual Eagle Technology Data Acquisition Gate lt not use gt Table 4 2 Counter Configuratio
9. 01 2002 www eagle co za vii PCI 703 User Manual Eagle Technology Data Acquisition 1 Introduction The PCI703 series are 32 bit PCI bus architecture data acquisition boards They are available in four models the 16 32 and 64 channels analog input board and the sample and hold version The PCI703 contains digital input and output ports onboard counters a frequency generator analog in and analog out sub systems The PCI703 is a multi purpose analog board that can be used in many applications Features The PCI703 does have some very unique features and are short listed below 32 bit PCI bus Revision 2 2 compliant at 33MHz PCI Bus 3 3V compatible PCI Bus Master DMA Fully individually programmable analog in channels Analog out waveform generation support Sample and hold option PC1I703 XX PCI703 XXA Number of analog input PCI703 16 PCI703 32 PCI703 64 PCI703 16A PCI703 32A PCI703 64A channels 16 32 64 16 32 64 Number of analog output 0 2 channels A D resolution 400 KHz 14 14 A D FIFO depth 4096 4096 A D channel list depth 4096 4096 D A resolution 100 KHz 14 D A FIFO depth 4096 D A waveform generation YES capability Triggering capability Internal External Internal External Analog amp Digital Analog amp Digital Post amp Pre Trigger Post amp Pre Trigger Counters 3 3 Frequency generation 1 1 Number of digital input output 8 8 lines Number of multi fu
10. 1 Digital Input Outputs DIOO 7 The DIOO 7 pins are the pins for the digital I O system Multi Function Digital Input Outputs PIOO 7 These pins are digital I O but can also be used for some other functions They represent the same function as the digital I O pins TRIG1 This pin is used for digital triggering Frequency Output FREQ_OUT This is the output pin of the frequency generator system ADC Scan Clock SCANCLK This input is used to externally clock the ADC system Counters GPCTRO 1 These are the outputs of the two user counters Eagle Technology Copyright 2001 2002 www eagle co za 13 PCI 703 User Manual Eagle Technology Data Acquisition 5V Power Pin 5V This is a 5 volt fused power pin Digital Ground DGND All digital ground signals should be connected to this pin Analog Input Connections WARNING All unused analog inputs must be connected to analog ground The analog input system of the PCI703 can be damaged or become unstable when scanning channels that is left floating Analog Input Connections SAMPLE AND HOLD WARNING Don t feed any voltage into the PCI703S while the computer is switched off This will damage the analog input cicuitry The sample and hold devices will be damaged parmanently and result in multfunctioning of the board Differential Input Pairing The table below shows the differential channel pairing This is for the PCI703 16
11. 32 64 boards Please note that if any channel is assigned as a differential input the paired channel will automatically become unavailable The positive channel is the channel that needs to be configured Channel Positive Negative Channel Positive Negative Number Channel Channel Number Channel Channel ca fo Table 3 6 Differential Channel Assignment Eagle Technology Copyright 2001 2002 www eagle co za 14 PCI 703 User Manual Eagle Technology Data Acquisition 4 Programming Guide The PCI703 is supplied with a complete software development kit EDR Enhanced EDRE SDK comes with drivers for many operating systems and a common application program interface API The API also serves as a hardware abstraction layer HAL between the control application and the hardware The EDRE API makes it possible to write an application that can be used on all hardware with common sub systems The PCI703 can also be programmed at register level but it is not recommended A detailed knowledge of the PCI703 is needed and some knowledge about programming Plug and Play PCI devices We recommend that you only make use of the software provided by Eagle Technology EDR Enhanced API The EDR Enhanced SDK comes with both ActiveX controls and a Windows DLL API Examples are provided in many different languages and serve as tutorials EDRE is also supplied with a software manual and user s guide The EDRE API hides the compl
12. Channel 0 1 DAC Channel 1 Frequency Long Actual value written to counter ClkSre Long Clock source 0 Internal 20 MHz Eagle Technology Copyright 2001 2002 www eagle co za 19 PCI 703 User Manual Eagle Technology Data Acquisition 1 Internal 100 KHz 2 External Clock GateSrc Long Gate Source Ignored Continuous Long Mode Length Long Number of samples in buffer uVoltage Pointer to a long buffer Buffer filled with micro voltages Return Long Error Code API CALL Long EDRE_DAControl ulng Sn ulng Channel uling Command Parameter Description Sn Unsigned long Board s serial number Channel Unsigned long Channel 0 DAC Channel 0 1 DAC Channel 1 Command Unsigned long Command Code 0 NULL 1 Start process 2 Stop process 3 Pause process 4 Continue process Return Error Code ACTIVEX CALL Long EDREDAX Control long Channel long Command Parameter Description Channel Channel 0 DAC Channel 0 1 DAC Channel 1 Command Command Code 0 NULL 1 Start process 2 Stop process 3 Pause process 4 Continue process Return Error Code Eagle Technology Copyright 2001 2002 www eagle co za PCI 703 User Manual Eagle Technology Data Acquisition Analog Input The PCI703 has got a very unique A D subsystem and is fully configurable Configuration includes dynamic range gain reference and differential or single ended Each of these settings can be applied to an individual channel w
13. PCI 703 Series PCI PnP Analog Board User s Manual PCI703 16 A PCI703 32 A PCI703 64 A PCI703S 8 A PCI703S 16 A Eagle Technology Cape Town South Africa Copyright 2001 2002 www eagle co za PCI 703 User Manual Eagle Technology Data Acquisition Analog Boards Data Acquisition and Process Control Eagle Technology 31 35 Hout Street s Cape Town s South Africa Phone 27 21 423 4943 s Fax 27 21 424 4637 Email eagle eagle co za Eagle Technology Copyright 2001 2002 www eagle co za i PCI 703 User Manual Eagle Technology Data Acquisition Copyright All rights reserved No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or any means electronic mechanical by photographing recording or otherwise without prior written permission Copyright Eagle Technology South Africa July 2002 Revision 1 6 Information furnished in this manual is believed to be accurate and reliable however no responsibility is assumed for its use or any infringements of patents or other rights of third parties which may result from its use Trademarks and Logos in this manual are the property of their respective owners Product Warranty Eagle Technology South Africa warrants its products from defect in material and workmanship from confirmed date of purchase for a period of one year if the conditions listed below are met The product warranty will call the Eag
14. TRIGL ACH4 RESERVED DGND AIGND SCANCLK DGND ACH3 DIO3 5V ACH10 DIO7 DGND AIGND DIO2 DIO6 ACH1 DGND DIO ACH8 DIO5 Table 3 1 Pinouts for PCI703 16 A External Connector SCSI 68 The following cables can be used with this connector e Y Cable 1 e SCSI D Sub 68 M F PCI703 32 64 A DIO4 ACH DIO1 ACH DIO5 ACH DIO2 ACH DIO6 ACH DIO3 ACH DIO7 ACH DGND ACH V ACH V ACH SCANCLK ACH EXTSTROBE ACH PFIO TRIG1 ACH PFII TRIG2 ACH PFI2 CONVERT ACH PFI3 GPCTR1_SRC ACH PFI4 GPCTR1_GATE ACH GPCTR1_OUT ACH PFIS UPDATE ACH PFI6 WFTRIG ACH PFIT STARTSCAN ACH PFI8 GPCTRO_SRC ACH PF19 GPCTRO_GATE ACH GPCTRO_OUT ACH FREQ_OUT AISENSE2 Table 3 2 Pinouts for PCI703 32 64 A External Connector SCSI 100 The following cable can be used with this connector e Y Cable 3 e SCSI D Sub 100 M M PCI703S 8 16 A Eagle Technology Copyright 2001 2002 www eagle co za 11 PCI 703 User Manual FREQ_OUT GPCTRO PFI8 PFI6 PFI4 PFI2 CONVERT PFIO TRIG1 V DGND Eagle Technology Data Acquisition NC GPCTR1 PFI9 PFI7 STARTSCAN PFI5 PFI3 PEI V DGND DIO6 DIO7 DIO4 gt DIO5 DIO2 DIO3 DIO DIO1 Table 3 3 Pinouts for PCI703S 8 16 A External Connector SCSI 68 The following cable can be used with this connector e SCSI D Sub M F S e Y Cable 4 Cable Pin Assignments Y Cable 1 PCI 703 16 A Analog DB37 F AOGND Ta
15. any errors occurred ACTIVEX CALL Long EDREDAX Write uing Channel long uVoltage The DAC channel and micro voltage is needed to set a DAC channel s voltage A return code will indicate if any errors occurred Generating a Waveform Generating a waveform is basically a two step process First configure a channel then start and stop it Two modes are available FIFO non loop mode and pattern mode The FIFO non loop mode is continuously updated from software where pattern only resides inside the FIFO FIFO non loop mode is a streaming process Please note that the frequency is not the total frequency of the waveform but the update rate of the DAC channel API CALL Long EDRE_DAConfig ulng Sn ulng Channel ulng Frequency ulng ClkSrc ulng GateSrc ulng Continuous ulng Length long uVoltage Parameter Description Sn igned Board s serial number Channel igned Channel 0 DAC Channel 0 1 DAC Channel 1 Frequency igned Actual value written to counter ClkSre nsigned Clock source 0 Internal 20 MHz 1 Internal 100 KHz 2 External Clock GateSrc Unsigned long Gate Source Ignored Continuous Unsigned Mode Length Unsigned long Buffer length uVoltage Pointer to a long buffer Buffer filled with micro voltages Return Long Error Code ACTIVEX CALL Long EDRDAX Configure long Channel long Frequency long CikSrc long GateSrc long Continuous long Length long uVoltage Parameter Description Channel Long Channel 0 DAC
16. ble 3 4 Y Cable 1 Analog Connector Y Cable 1 Y Cable 3 Y Cable 4 PCI 703 16 64 S A Digital DB37 F PFIO TRIG1 V PFII TRIG2 FREQ_OUT Table 3 5 Y Cable 1 3 4 Digital Connector Eagle Technology Copyright 2001 2002 www eagle co za 12 PCI 703 User Manual Eagle Technology Data Acquisition Signal Definitions This sections deal with all the signals abbreviations Description ACHO 63 Analog inputs AIGND Analog input ground AOGND Analog output ground AISENSE Analog input sensing DACO 1 Analog outputs DIO0 7 Digital inputs outputs PF10 9 Programmable multi function digital inputs outputs TRIG1 Digital trigger pin FREQ_OUT Frequency generator SCANCLK A D external convert GPCTRO 1 Counters V P ower output DGND Digital ground Table 3 2 Signal definitions Pin Descriptions Analog Input ACHO 63 This is the analog input channels Depending on the version there are either 16 64 single ended input channels or 8 32 differential input channels Analog Input Sensing AISENSE This input is used as a reference analog input ground This is normally used where the measurement point is very far from the PCI703 connector Analog Input Ground AIGND This is the analog reference used by single ended analog inputs Analog Output Ground AOGND This is the analog reference used by analog outputs Analog Outputs DACO 1 The A version of the PCI703 has two analog outputs DACO and DAC
17. ccured PSEUDO BEGIN UI32 Sn 1000000001 32 bit unsigned integer Serial Number 132 Status 32 bit integer Status EDRE_Query Sn ADBUFFOVER Code 107 0 If Status 0 Then Print Buffer OK Else Print Buffer Error PSEUDO END Eagle Technology Copyright 2001 2002 www eagle co za 27 PCI 703 User Manual Eagle Technology Data Acquisition 5 Calibration Calibrating the PCI703 is simple task EDR Enhanced must be installed and the calibration software Both can be found on the Eagle Technology Software CD Rom lt EAGLECD gt EDRE APPS PCI700CAL PCI700CALIBRATIONSOFTWARE EXE The latest version will also be available on hittp www eagle co za Requirements 1 1x PCI703 with cable and adaptor 2 Installed software 3 High accuracy calibration source 4 High accuracy digital voltmeter Eagle Technology Copyright 2001 2002 www eagle co za 28 PCI 703 User Manual Eagle Technology Data Acquisition A Specifications Maximum Transfer Bandwidth PCI703 S The ADC and DAC subsystems share a common data path to the FIFO module This limits the maximum data transfer between the FIFO s the appropriate device and across PCI The maximum bandwidth is 450 000 cycles per second Analog Input Characteristics PCI703 Input Characteristics Input Signal Ranges Channel Unipolar Bipolar Gain Range 0 25 0 10V 0 50 0 10V 1 00 0 5V 250 oz 5 00 0 1V 10 00 0 500mV 25 00 0
18. dware Wizard F Install Hardware Device Drivers as A device driver is a software program that enables a hardware device to work with SY an operating system This wizard will complete the installation for this device ay PCI Device device driver is a software program that makes a hardware device work Windows needs driver files for your new device To locate driver files and complete the installation click Next What do you want the wizard to do Search for a suitable driver for my device recommended Display a list of the known drivers for this device so that can choose a specific driver RE Select Search for a suitable driver for my device and select next Found New Hardware Wizard Locate Driver Files Sate Where do you want Windows to search for driver files SY Search for driver files for the following hardware device ay PCI Device The wizard searches for suitable drivers in its driver database on your computer and in any of the following optional search locations that you specify To start the search click Next If you are searching on a floppy disk or CD ROM drive insert the floppy disk or CD before clicking Next Optional search locations T Floppy disk drives I CD ROM drives IV Specify a location T Microsoft Windows Update lt Back Cancel Make sure only Specify a location is selected and select next Eagle Technology Copyright 2001 2002 www
19. eX call Use the section below to translate between the two different implementations How to use query codes The appendix shows a list of query code that can be used The function prototypes below show how to implement a query code for both the EDR Enhanced API and Utility Activex control API Call Long EDRE_Query ulng Sn ulng QueryCode ulng Param Parameter yp Description Sn Unsigned long Board s serial number QueryCode Unsigned long Query code See appendix Example ADUNREAD This will tell you the number of available samples ADBUSY Is the ADC subsystem busy Param Unsigned long Extra parameter Return Long Returned query code ActiveX Call Long EDREUTLX Query long Code long Param Parameter Type Description Code Unsigned long Query code See appendix Param Unsigned long Extra parameter Return Long Returned query code The above functions are used to execute query codes that can do a variety of functions The returned value will have the result of the query code The query function can also execute functions or changes settings of the driver system How to change the hardware FIFO depth The hardware FIFO depth can be set with a single query call This also relates to the interrupt depth and data update rate If sampling at maximum speed set this depth to max and for slower speeds under a 1000 Hz to a lower level PSEUDO BEGIN UI32 Sn 1000000001 32 bit unsigned integer Serial Number UI32 De
20. exity of the hardware and makes it really easy to program the PCI703 It has got functions for each basic sub system and is real easy to learn Figure 4 A EDR Enhanced Design Eagle Technology Copyright 2001 2002 www eagle co za 15 PCI 703 User Manual Eagle Technology Data Acquisition Digital Inputs Outputs The PCI703 has got 8 digital I O lines and 10 multi I O lines that can all be used for digital control purposes The EDRE API supports auto direction configuration By writing to or reading from a port it is automatically configured as an output or input A port is defined as a collection of simultaneous configurable entities Thus in the case of the PCI703 each port is only 1 bit wide In total the PCI703 has got 18 digital ports that can be configured in any direction Some of which has got more than one function when configured as an input Reading the Digital Inputs A single call is necessary to read a digital I O port API CALL Long EDRE_DioRead ulng Sn ulng Port ulng Value The serial number port and a pointer to variable to hold the result must be passed by the calling function A return code will indicate if any errors occurred ACTIVEX CALL Long EDREDioX Read long Port Only the port number needs to be passed and the returned value will either hold an error or the value read If the value is negative an error did occur Writing to the Digital Outputs A single call is necessary to write to a digital I
21. gs ACTIVEX CALL Long EDREADX Configure plong Channels plong Gains long ListSize Parameter Description Channels Pointer to a This is an array of longs that contains the channels to be sampled when scanning the ADC sub system long The max size of the channel list is half the FIFO depth Gains Pointer to a The gain list contains an array of longs that specifies the setup for each channel according to the long revious list The table below shows the format for each channel Offset bits Description 0 Specifies the gain of the channel See table on ADC gain codes G 8 Specifies the range of the channel See table on ADC range codes R 12 Specifies the analog reference 0 analog in sense pin Example Layout Eagle Technology Copyright 2001 2002 www eagle co za 22 PCI 703 User Manual Eagle Technology Data Acquisition F3 F2 Fl FOJR R R IR G G G G G IG G IG ListSize Unsigned long This parameter determines the length the two previous arrays This is also the depth of the channel list that is programmed to the board The range code does not apply to the S models for the are always differential and bipolar The Frequency and ClockSource ADC ActiveX control must be setup before calling the configure function EDREADX Frequency The ADC sampling frequency WARNING On the PCI703 the frequency is the u
22. hile scanning Please not that although the PCI703 and PCI703S is similar in operation and uses the same functions not all parameters apply to the PCI703S This is because the PCI703S only supports bipolar differential mode The frequency is also implemented differently Where the frequency is the timer tic for the ADC on the PCI703 it is the total frequency on the PCI703S Reading a single voltage from a channel To read a single ADC channel you need to know the voltage range and gain API CALL Long EDRE_ADSingle ulng Sn ulng Channel ulng Gain ulng Range plong uVoltage Parameter Description Unsigned long Board s serial number Unsigned long ADC Channel Unsigned long Gain code See appendix for details Unsigned long Range code See appendix for details uVoltage Pointer to a long Voltage read from channel Range Return Long Error Code ACTIVEX CALL Long EDREADX SingleRead long Channel Parameter Type Description Channel Long ADC Channel Return Long Voltage returned from channel Make sure to set the Gain and Range properties of the ADC ActiveX control This will in turn set the range and gain when reading the ADC channel Configuring the ADC subsystem for scanning This is the most complicated part of configuring the PCI703 for auto scanning Make sure that you use the correct format when applying the channel list configuration There are many loopholes and care should be taken when implementing code to configure
23. ising 3 Falling Example Layout 15 14 133 12 11 10 9 8 7 6 5 4 3 2 1 O MOM M M T T3 T2 i TETO C jo Je I ye je ye ye 3 2 1 0 7 6 5 4 3 2 1 0 Starting and Stopping the ADC process A single call is necessary to start or stop the ADC process API CALL Long EDRE_ADSiart ulng Sn Parameter Type Description Sn Unsigned long Board s serial number Return Long Error Code ACTIVEX CALL Long EDREADX Start Parameter Type Description Return Long Error Code API CALL Long EDRE_ADSiop ulng Sn Parameter Type Description Sn Unsigned long Board s serial number Return Long Error Code ACTIVEX CALL Long EDREADX Stop Parameter Type Description Getting data from the driver buffer A single call is necessary copy data from the driver buffer to the user buffer API CALL Long EDRE_ADGetData ulng Sn plong Buf pulng BufSize Parameter Description Sn Unsigned long Board s serial number Buf Pointer to a long buffer Buffer to copy micro voltages too BufSize Pointer to an unsigned Size of buffer must be passed or number of samples long requested The returned value will indicate the number of actual samples copied to the buffer Return Long Error Code ACTIVEX CALL Long EDREADX GetData plong Buffer plong Size Parameter Type Description Buf Pointer to a long buffer Buffer to copy micro voltages too BufSize Pointer to a long Size
24. ive range of examples The software will help you to get your hardware going very quickly It also makes it easy to develop complicated control applications quickly All operating system drivers utility and test software are supplied on the Eagle Technology CD Rom The latest drivers can also be downloaded from the Eagle Technology website For further support information see the Contact Details section Contact Details Below are the contact details of Eagle Technology Eagle Technology PO Box 4376 Cape Town 8000 South Africa Telephone 27 021 423 4943 Fax 27 021 424 4637 E Mail Website Eagle Technology Copyright 2001 2002 www eagle co za 2 PCI 703 User Manual Eagle Technology Data Acquisition 2 Installation This chapter describes how to install and configure the PCI703 for the first time Minimal configuration is necessary almost all settings are done through software The PCI BIOS or operating system will take care of all resource assignments Package PCI703 package will contain the following e PCI703 PCI board e Software CD Rom Operating System Support PCI703 support the following operating systems Board Type Revision Operating Systems Driver Type PC1703 16 A Revision 1 Windows NT 2000 NT Sys PC1703 16 A Revision 2 Windows NT 2000 98 ME NT Sys WDM PnP PC1703 64 A Revision 2 Windows NT 2000 98 ME NT Sys WDM PnP PC1703S 8 16 A Revision 1 Windows NT 2000 98 ME NT Sys WDM PnP
25. le Technology Data Acquisition Device short as ETDAQD e The warranty does not apply to an ETDAQD that has been previously repaired altered extended by any other company or individual outside the premises of Eagle Technology e That a qualified person configure and install the ETDAQD and damages caused to a device during installation shall make the warranty void and null e The warranty will not apply to conditions where the ETDAQD has been operated in a manner exceeding its specifications Eagle Technology South Africa does not take responsibility or liability of consequential damages project delays damaging of equipment or capital loss as a result of its products Eagle Technology South Africa holds the option and final decision to repair or replace any ETDAQD Proof of purchase must be supplied when requesting a repair Eagle Technology Copyright 2001 2002 www eagle co za ii PCI 703 User Manual Eagle Technology Data Acquisition TABLE OF CONTENTS INTRODUCTION LJ Fa eatures Applications ey Specifications Software Support rT Cy LU ontact Details p INSTALLATION 3 Package 3 Operating System Support 3 Hardware Installation 3 Software Installation 4 Windows 982000ME a ooooSSoSSSSSSSSi Post installation eee Windows NT 9 Accessories 0 B INTERCONNECTIONS 10 External Connectors 10 PCI703 16 A 10 onnector Pin Assignments 11 PCI703 16 A 11 PCI703 32 64 A 11
26. logy Data Acquisition EDRE DAQ Board Configuration amp Information i x EDR Enhanced Software Development Kit Eagle Technology Copyright c 1994 2000 Cape Town South Africa http www eagle co za email eagle eagle co za EDHE API Information EDHE API Version ER 44 Opering System Windows 2000 WDM Installed Boards m Board Information PCI703 16Ch 4 D 2Ch D A 100000001 Board Type a1 Driver Version fi ales Manufactured On 57672001 Revision fi Now the first part of your installation has been completed and ready to install the EDR Enhanced Software Development Kit e Run edreapi exe found on the Eagle CD Rom and follow the on screen instructions Windows NT Windows NT does not require any special setup procedure The Windows NT driver does not support plug and play If Windows 2000 detects a new device simply install a default driver or so called placeholder This will disable the device in the plug and play manager To install the Windows NT drivers simply run edrewinnt exe on the Eagle CD Rom This will automatically install the device drivers Restart your computer when done Open the EagleDAQ folder in the control panel to check if your installation was successful Accessories The PCI703 has got a wide variety of accessories that it can be connected too See the Eagle Technology catalog for more information Eagle Technology Copyright 2001 2002 www eagle co
27. n Controlling the counter gate A single call is necessary to setup control a counter s gate This function call is invalid for the frequency generator counter 2 Counter 2 does not have a gate API CALL Long EDRE_CTSoftGate ulIng Sn ulng Ct ulng Gate The serial number counter number and gate are needed to control a counter s gate A return code will indicate if any errors occurred ACTIVEX CALL Long EDRECTX SoftGate ulIng Sn ulng Ct ulng Gate The counter number and mode is needed to control a counter s gate A return code will indicate if any errors occurred These values are acceptable as a gate source Value Description 0 Gate disabled 1 Gate enabled Table 4 3 Gate Configuration Eagle Technology Copyright 2001 2002 www eagle co za 18 PCI 703 User Manual Eagle Technology Data Acquisition Analog Output The PCI703 X A version has got 2 DAC channels that support single write and waveform generation The DAC subsystem uses the onboard counters for timing and a FIFO for data transfer Data is transfer either by I O writes or bus master DMA The DAC subsystem is control via 3 functions SingleWrite Control and Configure Writing to a DAC channel A single call is necessary to set a voltage on a DAC channel API CALL Long EDRE_DAWrite ulng Sn ulng Channel long uVoltage The serial number DAC channel and micro voltage is needed to set a DAC channel s voltage A return code will indicate if
28. nalog Input Characteristics PCI703 nput Characteristics onversion Characteristics N O Eagle Technology Copyright 2001 2002 www eagle co za iv PCI 703 User Manual Eagle Technology Data Acquisition Differential Input Amplifier Characteristics AD620BR 29 Analog Input Characteristics PCI703S 30 Differential Input Amplifier Characteristics AD620BR 3 Sample and Hold Amplifier Characteristics AD684 30 Programmable Gain Amplifier Characteristics 30 Input Characteristics 30 onversion Characteristics 30 n Digital Input Output Characteristics Multifunction Input Output Characteristics 31 ut Output Characteristics B CONFIGURATION CONSTANTS o o 6 w w uery Codes w w rror Codes Digital I O Codes S 2 Oe Oe W w Input Gain Codes PCI703 16 32 64 A Oe w Analog Input Gain Codes PCI703S 8 16 A o Input Range Codes PCI703 16 32 64 A LAYOUT DIAGRAM 5 BO E L w oO La D ORDERING INFORMATION oa Eagle Technology Copyright 2001 2002 www eagle co za V PCI 703 User Manual Eagle Technology Data Acquisition Table of Figures Figure 3 A PCI 703 Interconnections Figure 4 A EDR Enhanced Design Eagle Technology Copyright 2001 2002 www eagle co za vi PCI 703 User Manual Eagle Technology Data Acquisition Table of Tables Eagle Technology Copyright 20
29. nction digital 10 10 1 0 lines Table 1 1 PCI703 16 32 64 Versions Eagle Technology Copyright 2001 2002 www eagle co za 1 PCI 703 User Manual Eagle Technology Data Acquisition PCI 703S 8 PC1I703S 8A PCI703S 16 PCI703S 16A Number of analog input channels 8 1 16 1 Number of analog output channels 0 0 A D resolution 400 KHz 14 14 A D FIFO depth 4096 4096 A D channel list depth 4096 4096 D A resolution 100 KHz D A FIFO depth D A waveform generation capability Triggering capability Internal External Internal External Internal External Internal External Analog amp Digital Analog amp Digital Analog amp Digital Analog amp Digital Post amp Pre Trigger Post amp Pre Trigger Post amp Pre Trigger Post amp Pre Trigger 3 3 3 3 Counters Frequency generation 1 1 Number of digital input output lines 8 8 Number of multi function digital 1 0 lines 10 10 Table 1 2 PCI703S Versions Applications The PCI703 can be used in the following applications Vibration monitoring Transducer monitoring Automation and test equipment Signal generation Laboratory training Medical applications Key Specifications e 14 bit analog input 400 KHz e Fully programmable sample and hold analog input system with triggering e 14 bit analog output 400 KHz e Independent waveform generation capability Software Support The PCI703 is supported by EDR Enhanced and comes with an extens
30. oard Windows has finished installing the software for this device To close this wizard click Finish lt Back Cancel When done you might have to restart your computer Post installation When done with the driver installation the device manager can be open to make sure the installation was a success Eagle Technology Copyright 2001 2002 www eagle co za 7 PCI 703 User Manual Eagle Technology Data Acquisition e First make sure that the driver is working properly by opening the Device Manager e Check under the Eagle Data Acquisition list if your board is listed and working properly See picture below a Dewit Manager aton vow alela Ml Computer GS Disk draps Display adapters Fe DAOC O ROM drives Eagle Data Acquisition 5 Paria AID Board T Z Floppy disk controllers ia Floppy disk drives T S CE ATAATAPI controllers T tevas des T Mics and other pointing devices H Gnt OZ T R Hel varr adapters F Ports CCM S LPT 3 Sound video and game controllers ll System devices Universe Serial Bus controllers Clearly you can see that the PCI device is listed and working properly Further open the control panel and then the EagleDAQ folder This dialog should list all installed hardware Verify your board s properties on this dialog See picture below Eagle Technology Copyright 2001 2002 www eagle co za 8 PCI 703 User Manual Eagle Techno
31. ogy Data Acquisition Description UNIPOLAR SINGLE ENDED Channel is single ended unipolar input BIPOLAR SINGLE ENDED Channel is single ended bipolar input UNIPOLAR DIFFERENTIAL Channel is differential unipolar input BIPOLAR DIFFERENTIAL Channel is differential bipolar input Eagle Technology Copyright 2001 2002 www eagle co za 34 PCI 703 User Manual C Layout Diagram Eagle Technology Data Acquisition eE ERENCE FIDUCIAL 8 9 U Cee E Sd lt Q e ui 11 d Q a z G o N r ae mE S _ d C eens 2 T C184 kal tad Sl zaf fe eae vD gt cea sot a 0000 n pcroset og oe a u32 Ul2 a e N E c92 DUG S E E L O T Z S O86 gt g003 FOPO ORIS L 18 HHS eo 2 2 one a ua A27 R1 cs4 nD we S JE es s rte 1 J cs 7 oggo8 SO rezO ar vO E S u25 g D Ta a 7 S s L EH Eagle Technology Copyright 2001 2002 www eagle co za 35 PCI 703 User Manual D Ordering Information PCI 703 16 PCI 703 16A PCI 703 32 PCI 703 32A PCI 703 64 PCI 703 64A PCI 703S 8 PCI 703S 8A PCI 703S 16 PCI 703S 16A Table D 1 Ordering Information 16 Channe 16 Channe 32 Channe 32 Channe 64 Channe 64 Channe 16 Channe 16 Channe 16 Channe 16 Channe Eagle Technology Data Acquisition For ordering information please contact Eagle Technology directly or visit our web
32. pdate rate of the A D converter This means that the board will convert the channels at a period of equal to the frequency and the channels in the sequence of the channel list The end result is that the time between samples is equal to 1 Frequency The PCI703S frequency relates to the total sampling frequency The effective sampling frequency is the frequency divided by the channel list length The channel list holds all the channels that need to be simultaneous sampled and hold Thus the all channel in a set are sampled at the same time but the space between a set is the total sampling frequency divided by the channel list length Frequency Example PCI703 PCI703S Frequency 200 000 Hz Frequency 200 000 Hz Channel List Length 10 Channel List Length 10 Time 5uS Effective Frequency 20 000 Hz Time between channels 5 uS Time 50 uS Time between channels 0 uS Time between sets 50 uS EDREADX ClockSource ClockS ource This parameter is used to configure the clocking system of the ADC Format Offset bits Description Clock Source C0 C7 0 Undefined 1 Internal Trigger Source T0 T3 0 Internal 1 Reference NOT SUPPORTED BY PCI 703S Trigger Mode Only applies to the reference trigger source M0 M3 0 Positive Eagle Technology Copyright 2001 2002 www eagle co za 23 PCI 703 User Manual Eagle Technology Data Acquisition 1 Negative 2 R
33. pth 1000 32 bit unsigned integer FIFO Depth Max is 4095 132 Status 32 bit integer Status EDRE_Query Sn ADIRQLEVEL Code 142 Depth If Status lt 0 Then Error PSEUDO END Eagle Technology Copyright 2001 2002 www eagle co za 26 PCI 703 User Manual Eagle Technology Data Acquisition How to check for available data To check for the number of samples available in the driver buffer use the query functions as below PSEUDO BEGIN UI32 Sn 1000000001 32 bit unsigned integer Serial Number 132 Status 32 bit integer Status EDRE_Query Sn ADUNREAD Code 109 0 If Status lt 0 Then Error Print Samples available Status PSEUDO END How to get the driver buffer size To get the driver buffer size use the query below PSEUDO BEGIN UI32 Sn 1000000001 32 bit unsigned integer Serial Number 132 Status 32 bit integer Status EDRE_Query Sn ADBUFFSIZE Code 106 0 If Status lt 0 Then Error Print Driver buffer size Status PSEUDO END How to get the number of ADC channels To check for the number of ADC channels PSEUDO BEGIN UI32 Sn 1000000001 32 bit unsigned integer Serial Number 132 Status 32 bit integer Status EDRE_Query Sn ADNUMCHAN Code 100 0 If Status lt 0 Then Error Print Channels available Status PSEUDO END How to check the status of the driver buffer The driver buffer can be queried to check if a overrun condition o
34. site ww eagle co za They can also be emailed at pagle eagle co za Description analog input board analog input and 2 channel analog output board analog input board analog input and 2 channel analog output board analog input board analog input and 2 channel analog output board sample and hold analog input board sample and hold analog input board and 2 channel analog output board sample and hold analog input board sample and hold analog input board and 2 channel analog output board Please visit our website to have a look at our wide variety of data acquisition products and accessories Eagle Technology Copyright 2001 2002 www eagle co za 36
35. stics Range Output Settling Time Output Impedance Output Drive Power on State Digital Input Output Characteristics Number of Channels Compatibility I O Characteristics Eagle Technology Data Acquisition 14 bits 400 KHz to 0 02 full scale 4096 Programmed I O Interrupts BM DMA 14 bits 1 0 LSB max 0 9 LSB 0 9 LSB 10 Volt 2 5 us to 0 02 full scale 0 22 5mA OV 8 independent programmable TTL Input Low Voltage Input High Voltage Low Level Input Current High Level Input 100 uA Current Output High 2 4V Voltage Output Low 0 6V Voltage Low Level Output 24 mA Current High Level Output 4 mA Current Multifunction Input Output Characteristics Number of Channels Compatibility UO Characteristics 10 independent programmable TTL Input Low Voltage Input High Voltage Low Level Input 100 uA Current High Level Input 100 uA Current Output High 2 4V Voltage Output Low 0 6V Voltage Low Level Output 24mA Current High Level Output 4mA Current Eagle Technology Copyright 2001 2002 www eagle co za 31 PCI 703 User Manual Eagle Technology Data Acquisition Timing Input Output Characteristics Number of Channels 2 Resolution 24 bits Clock Source 20 MHz 100 KHz External UO Characteristics Input Low Voltage Input High Voltage Low Level Input Current High Level Input 100 uA Current Output High 2 4V Voltage O
36. t is half the FIFO depth GainList Pointer to an The gain list contains an array of unsigned longs which specifies the setup for each channel according to unsigned long the previous list The table below shows the format for each channel Offs et bits Description 0 Specifies the gain of the channel See table on ADC gain codes G 8 Specifies the range of the channel See table on ADC range codes R 12 Specifies the analog reference 0 analog in sense pin 1 analog ground F Example Layout 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 40 F3 F2 Fl FOJR R R R IG G G G G G G lD 3 2 1 0 7 a Ln P w N KA L ListSize Unsigned long This parameter determines the length the two previous arrays This is also the depth of the channel list that is programmed to the board Digital triggering If digital triggering is used pin TRIG1 is used This pin is active high and will start the ADC process when it is high The process will continue until it is stopped via software Analog triggering If analog triggering is used the voltage on analog output channel 1 is used as reference voltage This voltage can be changed at set and the PCI703 will compare the current input voltage to the ADC system this can be from any channel included in the channel list with the voltage of DAC channel 1 The trigger event can be any of the four settin
37. the PCI703 API CALL Long EDRE_ADConfig ulng Sn pulng Freq ulng ClkSrc ulng Burst ulng Range pulng ChanList pulng GainList ulng ListSize The following parameters must be specified when configuring the ADC sub system Parameter Description Unsigned long Board s serial number Pointer to an Sampling frequency The actual sampling frequency will be returned with this parameter unsigned long Unsigned long This parameter is used to configure the clocking system of the ADC Format Offs et bits Description 0 Clock Source C0 C7 0 Undefined 1 Internal 2 External PIN PFI2 CONVERT Trigger Source T0 T3 0 Internal 1 Reference DAC CHAN 1 NOT SUPPORTED BY PCI 703S 2 External PIN TRIG1 Eagle Technology Copyright 2001 2002 www eagle co za 21 PCI 703 User Manual Eagle Technology Data Acquisition 12 Trigger Mode Only applies to the reference trigger source M0 M3 0 Positive 1 Negative 2 Rising 3 Falling Example Layout 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 10 M M M M T3 T2 TI TO C C C IC ye JC C d 2 1 0 B 6 5 4 3 2 1 0 Burst Unsigned long Notused Range Unsigned long Notused ChanList Pointer to an This is an array of unsigned longs which contains the channels to be sampled when scanning the ADC unsigned long sub system The max size of the channel lis
38. utput Low 0 6V Voltage Low Level Output 24 mA Current High Level Output 4 mA Current Other Bus Interface PCI 2 2 Compatible Master amp Slave 3 3V or 5V Power Requirements 5V 5 1 3 A Eagle Technology Copyright 2001 2002 www eagle co za 32 PCI 703 User Manual Eagle Technology Data Acquisition B Configuration Constants Query Codes Please see the file lt EAGLECD gt EDRE INCLUDE QUERY H for the latest query codes Error Codes Please see the file lt EAGLECD gt EDRE INCLUDE ERRORS H for the latest error codes Digital I O Codes Name Value Description DIOOUT 0 Portis an output DIOIN 1 Portis an input DIOINOROUT 2 Port can be configured as in or out DIOINANDOUT 3 Portis an input and an output Analog Input Gain Codes PCI703 16 32 64 A Description in of 1 4 10V NU in of 5V 0 10V in of 1 2 5V 0 5V in of 2 5 1V 0 2V in Of 5 500mvV 0 1V in of 10 4250mV 0 500mV in of 25 100mV 0 200mV in of 50 450mV 0 100mV Description Gain of 5V Gain of 1 2 5V Gain of 2 5 1V Gain Of 5 500mV Gain of 10 250mV Gain of 25 100mV Gain of 50 50mV Gain of 100 25mV Analog Input Range Codes PCI703 16 32 64 A The range code does no apply to the S models for they are always in differential bipolar mode Eagle Technology Copyright 2001 2002 www eagle co za 33 PCI 703 User Manual Eagle Technol
39. za 9 PCI 703 User Manual Eagle Technology Data Acquisition 3 Interconnections The PCI703 has got one external connector that includes connections for analog in analog out digital I O counters and power All connections are made through this connector situated on the card s bracket A wide variety of genuine accessories available from Eagle Technology also make interfacing to the PCI703 very easy Accessories are available in the form of cables screw terminals and application modules External Connectors PCI703 16 A The PCI703 16 A has a SCSI female centronics 68 way connector Two types of cables are available 68 way SCSI II D Sub F to M screened cable connecting to an adaptor ADPT6868 and a Y Cable 68 way SCSI II D Sub F to 2 x DB37 F connection to application modules and adaptors Application modules include the PC43A4 and PC52A1 Adaptors would be the ADPT3740 See diagram below Pel To3 16 464 ADEPTE or PC 2 oo ADPTO1E a7 POS eal INPUT Px TT 1 TRA Are of Teas mahig nnan ADPT FC 37D PC I PE H PC Hiv POSE PCE Diga UG Figure 3 A PCI 703 Interconnections Eagle Technology Copyright 2001 2002 www eagle co za 10 PCI 703 User Manual Eagle Technology Data Acquisition Connector Pin Assignments PCI703 16 A Name DGND DGND DIO4 DGND RESERVED PFI8 DGN DAC1 PEII DACO DGND ACH15 GPCTR1 DGND AIGND PFI4 5V ACH6 PFI3 CPCTR1 DGND ACH13 PFI2 CONVERT AIGND DGND
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