Manual - TopsCCC
Contents
1. 16 Chapter 3 Signal Connections eese nnn 17 3l Digital VO connector ioi ete tenera 18 32 Timer Counter connector sssssseeeeeeeeeeeeneenmeeen eene 19 Chapter 4 Jumper settings esee enne nnne nnne nnne nnne 21 4l number setting rete etia tad es 22 42 Analog input type 23 43 Input polarity selection eseeeseeseseeseeeeeeenneeenennneen nnns 23 44 Full Range selection enne nnne 24 45 Input Range Configurations 22 440000 00 24 Chapter 5 Registers Format eeeeeeseeeeeeeeeeeeee nennen nennen 25 51 PCI PnP Registers og cire eee dedere dtes 26 52 PCI controller register address 26 53 Digital Input Register Address 27 54 Digital Output Register nennen nnns 27 55 Read FIFO data register esssssssesesseeeeeeeeneennenennennnns 27 56 Read FIFO status 28 54 A D control register s oe i ori ct restet pee ea 28 58 control status 29 59 Interrupt Control and Readback 29 510 Software Trigger 30 511 Hardware Interrupt Clear 30 512 Glear scan register deae dene de ee2. AD Range Polarity Full Range value Gain JP2 JP3 Max Input range 0 1 5 5V 1 JO 110 1 2 B B 2 5V 42 5V 2 4 Bipolar 10V 1 25V 1 25V 3 8 0 625V 0 625V 4 1 116 116 OV 10V 5 2 B OV 5V e 4 Unipolar qov ey 7 8 OV 1 25V 1 a 1 8 1 10 10V Bipolar 20V Return Code Error code Please refer to PCIDAQ H 62 EX92016 User s manual 7 18 Start auto scan triggered by timer pacer Start AD conversion from channel 0 to End channel the AD conversion is triggered by timer pacer periodically The AD input channel will be automatically changed to next channel until End channel reached and then restart from channel 0 again The AD data will be updated periodically Note Due to swapping channel the maximum sample rate 70KHz for this function Syntax C C DOS WORD D_2016_AD_Int_StartAutoscan WORD cardNo WORD EndChNo C C Windows WORD W 2026 AD Int StartAutoScan WORD cardNo WORD EndChNo Visual BASIC Windows Function W 2026 AD Int StartAutoScan ByVal CardNo As Long ByVal EndChNo As Long As Integer Delphi Function W 2026 AD Int StartAutoScan cardNo Word EndChNo Word Word Argument cardNo card number 1 2 3 4 EndChNo AD Conversion end Channel 0 15 Return Code Error code Please refer to PCIDAQ H 63 EX92016 User s manual 7 19 Get auto scan AD data Description Get AD conversion data from auto
3. 76 92016 User s manual EX92016 User s manual Chapter 1 Introduction EX92016 User s manual 11 introduction The EX 92016 is a 12 bit 16 channel analog input card for the PCI bus It provides 16 analog input channels with a sampling rate up to 100k samples s 12 bit resolution and isolation protection of 2500 VDC PCI bus Plug and Play The EX 92016 uses a PCI controller to interface the card with the PCI bus The controller fully implements the PCI bus specification Rev 2 1 All bus relative configurations such as base address and interrupt assignment are automatically controlled by software Flexible Input Types and Range Settings The EX 92016 features an automatic channel gain scanning circuit The circuit rather than your software controls multiplier switching during sampling The on board SRAM stores different gain values and configurations for each channel This design lets you perform multi channel sampling with different gains for each channel and with free combination of single ended and differential inputs High speed Data Acquisition The EX 92016 provides a sampling rate up to 100k samples s It has an on board FIFO buffer which can store up to 4K A D samples and generates an interrupt signal when the FIFO is half full This feature provides continuous high speed data transfer and more predictable performance on Windows systems Supports S W Internal and Externa
4. 19 AD 0 19 AD 0H AD_1 37 AD 1H 37 Q 18 AD 2 Q 18 AD 2H AD3 39 36 124D4 17 AD 4H AD 5 35 AD 5H 35 16 AD_6 16 AD 6H AD_7 34 AD 7H 34 15 _8 15 AD_OL AD_9 33 AD_1L 33 Q 14 10 14 AD 2L AD 11 32 O AD_3L 32 Q 13 AD 12 Q 13 AD 4L AD 13 31 O AD_5L 31 12 AD_14 12 AD_6L AD_15 30 AD_7L 30 11 AD GND Q 11 AD GND AD GND 29 AD GND 29 10 DO_o 0 28 0 28 9 Do 1 O 9Do DI_1 27 DI_1 27 8 D0 2 8 D0 2 2 26 DI_2 26 O 3 25 013 25 O 6004 9004 014 24 4 24 9005 5 DO5 015 23 015 23 O pos Dos 6 22 6 22 3 DO_7 3 DI_7 21 DI_7 21 2 DIO GND Q 2 DIO GND DIO GND 20 DIO GND 20 0 DO vce 0 DO_vcc CN1 CN1 Figure 3 1 Pin assignment of EX 92016 connector CN1 Legend DI n Isolated digital input channel DO n Isolated digital output channel n DO VCC External power supply input for driving digital output transistors range from 5VDC to 30V DIO GND Ground return path of isolated input and output channels AD n Single Ended an
5. High Level Programming You may bypass the detailed register structures and use provided libraries to control your EX 92016 card directly The software libraries DOS library for Borland C and DLL for Windows 95 are included in the TOPS CCC s Manual amp Software Utility CD 31 EX92016 User s manual 32 EX92016 User s manual EX92016 User s manual Chapter 6 Operation Theorem 33 34 EX92016 User s manual G1 isolated Digital Input Channels The isolated digital input is open collector transistor structure The input voltage range form OV to 24V and input resister is 4 7K ohms The connection between outside signal and EX 92016 is shown in Figure 6 3 and Figure 6 4 n 0 7 y 5 24V DIO GND 7 polarity Voltage input Figure 6 3 isolated digital inputs of EX 92016 DI n 0 7 DIO_GND Non polarity Voltage input EX9 2016AC only Figure 6 4 non polarity Isolated digital inputs of EX 92016AC Note The digital input connections of EX 92016AC are not polarity sensitive whether used on AC or DC voltage 35 EX92016 User s manual 62 Isolated Digital Output Channels On EX 92016 the DO pin is used to supply the voltage to on board darlinton transistor and also as fly wheel diode which can protect the driver if the loading is inductance loading such as relay motor or solenoid If the loading is resistance loading such as resistor or LED the connection to
6. Dos WORD D 2016 AD Int StartSingleChannel WORD cardNo WORD ChannelNo unsigned int Count Windows WORD W 2026 AD Int StartSingleChannel WORD cardNo WORD ChNo long Count Visual BASIC Windows Function W 2026 AD Int StartSingleChannel ByVal CardNo As Long ByVal ChNo As Long ByVal Count As Long As Integer Delphi Function W 2026 AD Int StartSingleChannel cardNo Word ChNo Word Count Word Word Argument cardNo card number 1 2 3 4 ChNo Channel number 0 15 Count counts of AD conversion Return Code Error code Please refer to PCIDAQ H 65 66 EX92016 User s manual 7 22 Start multiple channels conversion Description This function is used to converting multiple channel analog inputs starting from channel 0 to end channel with fixed counting You can use the function W_2016_AD_Int_Siatus to get how many AD conversions completed and function W 2016 AD Int DataTransfer to read data from buffer Syntax DOS WORD D 2016 AD Int StartMultiChannel WORD cardNo WORD EndChNo unsigned int Count Windows WORD W 2026 AD Int StartMultiChannel WORD cardNo WORD EndChNo long Count Visual BASIC Windows Function W 2026 AD Int StartMultiChannel ByVal CardNo As Long ByVal EndChNo As Long ByVal Count As Long As Integer Delphi Function W 2026 AD Int StartMultiChannel cardNo Word EndChNo Word Count Word Word Argument cardNo
7. 2026 Timer0 Start ByVal CardNo As Long ByVal TimerMode As Long ByVal CounterValue As Long Integer Delphi Function 2026 Timer0 Start cardNo Word TimerMode Word CounterValue Word Word Argument cardNo card number 1 2 3 4 TimerMode 8254 s work mode it must be 0 to 5 CounterValue 8254 s initial value It must be 0 to 65535 Return Code Error code Please refer to PCIDAQ H 71 EX92016 User s manual 7 27 Read Timer 0 current value Description Read counter 0 s current counter value Syntax C C Dos WORD D 2016 Timer0 Read WORD cardNo unsigned int CounterValue C C Windows WORD W 2026 Timer0 Read WORD cardNo long CounterValue Visual BASIC Windows Function 2026 TimerO0 Read ByVal CardNo As Long ByRef CounterValue As Long As Integer Delphi Function 2026 Timer0 Read cardNo Word CounterValue Word Word Argument cardNo card number 1 2 3 4 CounterValue return counter 0 s current value Return Code Error code Please refer to PCIDAQ H 72 EX92016 User s manual 7 28 Stop Timer 0 Description Stop counter 0 by setting to work mode 5 Syntax C C Dos WORD D 2016 Timer0 Stop WORD cardNo unsigned int CounterValue C C Windows WORD W 2026 Timer0 Stop WORD cardNo long CounterValue Visual BASIC Windows Function 2026 Timer0 Stop ByVal CardNo As Long ByRef CounterValue As Long As Integer Delphi Function 2
8. 1 25V 1 1 8 1 10 10V Bipolar 20V Return Code Error code Please refer to PCIDAQ H 59 EX92016 User s manual 7 15 Single channel AD acquire Description Single channel AD conversion by software trigger Syntax C C DOS WORD D 2016 SingleChannel AD Acquire WORD cardNo WORD ADChNo float ADData Windows WORD W 2026 SingleChannel AD Acquire WORD cardNo WORD ADChNo float ADData Visual BASIC Windows Function W 2026 SingleChannel AD Acquire ByVal CardNo As Long ByVal ADChNo As Long ByRef ADData As Single As Integer Delphi Function W 2026 SingleChannel AD Acquire cardNo Word ADChNo Word var ADData Single Word Argument cardNo card number 1 2 3 4 ADChNo AD Conversion Channel 0 15 ADData Return AD conversion voltage value Return Code Error code Please refer to PCIDAQ H 60 EX92016 User s manual 7 16 Multiple channel AD acquire Description Multi channel AD conversion by software trigger Syntax C C DOS WORD D 2016 MultiChannel AD Acquire WORD cardNo WORD EndChNo float AD Buffer Windows WORD W 2026 MultiChannel AD Acquire WORD cardNo WORD EndChNo float AD Buffer Visual BASIC Windows Function W 2026 MultiChannel AD Acquire ByVal CardNo As Long ByVal EndChNo As Long ByRef AD Buffer As Single As Integer Delphi Function W 2026 MultiChannel AD Acquire cardNo Word EndChNo Word var AD B
9. card number 1 2 3 4 EndChNo AD Conversion end Channel 0 15 Count Counts of AD conversion Return Code Error code Please refer to PCIDAQ H 67 EX92016 User s manual 7 23 Read AD Interrupt status Description This function is used to check the status of timer pacer interrupt operation The W 2026 AD Int StartMultiChannel and W_2026_AD_Int_StartSingleChannel are executed on background therefore you can issue this function to check the status of interrupt operation Syntax C C DOS WORD D 2016 AD Int Status WORD cardNo unsigned int count C C Windows WORD W 2026 AD Int Status WORD cardNo long count Visual BASIC Windows Function W 2026 AD Int Status ByVal CardNo As Long ByRef Count As Long As Integer Delphi Function W 2026 AD Int Status cardNo Word var Count Integer Word Argument cardNo card number 1 2 3 4 count The A D conversion block number performed currently Return Code Error code Please refer to PCIDAQ H 68 EX92016 User s manual 7 24 Transfer AD Interrupt data Description Use this function to transfer AD data to memory buffer after executing W 2026 AD Int StartMultiChannel and W 2026 AD Int StartSingleChannel functions Syntax C C Windows WORD W 2026 AD Int DataTransfer WORD cardNo float AD Buffer long count Visual BASIC Windows Function W 2026 AD Int DataTransfer ByVal CardNo As Long ByRef AD Buffer As Single ByVal Count As
10. C filters attenuators on board for every channel The RC circuits for each channel are shown in the following diagram where n is the channel number User can install the R C for special purpose such as attenuating the voltage to increase the input voltage range or used as current sensor RC filter Rn To multiplexer Analog input AD n Cn Rm Ga Figure 6 8 The following table shows you the corresponding RC labels for each channel Please refers to EX 92016 PCB R4 2 AD 0 AD 0H R5 lRe AD 1 AD 1H R8 9 5 AD 2 AD 2H R12 R13 C8 AD 3 AD 3H R14 15 C9 AD 4 AD 4H R16 R17 C10 AD 5 AD 5H R18 R19 C12 AD 6 AD 6H R22 R23 AD 7 AD 7H R24 R25 C15 AD 8 AD OL R26 R27 C16 AD 9 AD 1L R28 R29 C18 AD 10 AD 2L R31 R32 C21 AD t1 AD 3L 34 R35 C22 AD 12 AD 4L R38 R39 23 13 AD 5L R40 841 C24 AD 14 AD 6L R43 R44 C26 AD 15 AD 7L Table 6 7 38 EX92016 User s manual Signal channel control There are two ways to control the channel number The first one is the software programming and the second one is the auto channel scanning which is controlled by the SCAN mode bit in A D control register As SCAN mode is cleared 0 the value of AD control register bit 0 bit 3 defines the channel to be selected As SCAN mode is set 1 the value in control register bit 0 bit 43 defines the e
11. EF becomes high You can consider the FF EF bit as a flag to indicate the converted data ready status FIFO Half Full Polling The on board 1 K words FIFO can be stored up to 10 24 ms analog data under 100 KHz sampling rate When the FIFO is half full and not full the software can read one block 512 words A D data without checking the FIFO status This method is very convenient to read A D in size of a block and it is benefit to software programming EOC Interrupt Transfer The EX 92016 provides hardware end of conversion EOC interrupt capability Under this mode an interrupt signal is generated when the A D conversion is ended and the data is ready to be read in the FIFO After A D conversion is completed the hardware interrupt will be inserted and its corresponding Interrupt Service Routine will be invoked and executed The service program can read the converted data This method is most suitable for data processing applications under real time and fixed sampling rate 40 EX92016 User s manual FIFO Half Full Interrupt Transfer The FIFO half full interrupt transfer mode is useful when the applications do not need real time processing but the foreground program is too busy to poll the FIFO data Under this mode an interrupt signal is generated when FIFO becomes half full It means there are 512 words data in the FIFO already The service routine can read a block of data every interrupt occurring This method is ve
12. User s manual 7 11 Read back digital output data Description This function is used to read current data of output port You can read back 8 bit output data of EX 92016 by calling this function Syntax C C DOS WORD D 2016 Read Do WORD cardNo WORD DoData Windows WORD W 2016 Read Do WORD cardNo WORD DoData Visual BASIC Windows Function W 2016 Read Do ByVal cardNo As Long ByRef DoData As Long As Long Delphi Function W 2016 Read Do cardNo Integer var DoData Integer Integer Argument cardNo card number 1 2 3 4 Data return current output data Return Code Error code Please refer to PCIDAQ H or DOSDAQ H 56 EX92016 User s manual 7 12 Set bit of digital output port Description Set one digital output bit to short state output transistor ON Syntax C C DOS WORD D 2016 Set Do Bit WORD cardNo WORDbitNo C C Windows WORD W 2016 Set Do Bit WORD cardNo WORDbitNo Visual BASIC Windows Function W_2016_Set_Do_Bit ByVal cardNo As Long ByVal bitNo As Long As Long Delphi Function W_2016_Set_Do_Bit cardNo Integer bitNo Integer Integer Argument cardNo card number 1 2 3 4 bitNo bit number 0 to 7 Return Code Error code Please refer to PCIDAQ H or DOSDAQ H 57 EX92016 User s manual 7 13 Reset bit of digital output port Description Set one digital output bit to open state output transistor OFF Syntax C C DOS WORD D 2016 Reset Do
13. output 55 711 Read back digital output 56 712 Set bit of digital output 57 713 Reset bit of digital output 58 714 Initialize AD triggered by 59 715 Single channel AD acquire 60 716 Multiple channel AD 61 717 Initial AD triggered by timer pacer 61 718 Start auto scan triggered by timer 63 719 Get auto scan AD 64 720 Stop AD auto Scans 1 eee Pete aer de 65 721 Start single channel conversion esee 66 722 Start multiple channels conversion 67 723 Read AD Interrupt status 68 724 Transfer AD Interrupt data 69 725 Stop timer pacer interrupt of AD conversion 70 726 Initial and start timer 40 71 727 Read Timer 0 current 72 728 Stop Timer de Re te done P E Ee nodes 73 4 EX92016 User s manual Chapter 8 Calibration amp Utilities eese 74 amp 1 Calibra Om ohio D este 74 82 LEE e UE ee bodies 74 Chapter 9 EX 9837 Terminal board eee 76 91 Main features
14. 026 Timer0 Stop cardNo Word CounterValue Word Word Argument cardNo card number 1 2 3 4 CounterValue return counter 0 s current value Return Code Error code Please refer to PCIDAQ H 73 EX92016 User s manual Chapter 8 Calibration amp Utilities Users can calibrate the analog input channels under the users operating environment for optimizing the accuracy This chapter will guide you to calibrate your EX 92016 to an accuracy condition 81 Calibration Before calibrating your EX 92016 card you should prepare some equipments for the calibration A5 1 2 digit multimeter 6 1 2 is recommended A voltage calibrator or a very stable and noise free DC voltage generator 82 VR Assignment There are four variable resistors VR on the EX 92016 board to allow you making accurate adjustment on A D channels The function of each VR is specified as shown below VR1 A D bi polar offset adjustment VR2 A D uni polar offset adjustment VR3 A D full scale adjustment VR4 PGA offset adjustment 6 1 2 A D Adjustment 74 PGA offset calibration 1 Set JP1 as single ended input 2 Short the A D channel 0 pin 19 of CN1 to ground pin 11 of CN1 3 Use multi meter to measure the voltage between pin 11 of U13 and ground AD_GND pin 11 of CN1 4 Adjust VR4 until the read out value approach to zero Uni polar input 1 Set JP1 as single ended input 2 Set JP2 as uni polar A D i
15. 2 4 3 8 Scan mode 0 No auto scan the channel number will not be auto increased to next channel after current conversion completed 1 Auto scan the channel number will be auto increased to next channel after current onversion completed Trigger mode 0 triggered by software 1 Triggered by pacer 28 EX92016 User s manual 58 A D control status register This register stores the A D conversion status such as current channel number gain trigger mode and channel scan mode Address Base Attribute Read only Value Bit number Address Channel number Trigger mode Scan mode Gain Where Channel Number Current A D input channel Gain Current gain 0 1 2 3 Scan mode 0 No auto scan 1 Auto scan Trigger mode 0 triggered by software 1 Triggered by pacer 59 Interrupt Control and Readback Register The EX 92016 has a triple interrupt sources can be generated and be checked by the software This register is used to select the interrupt sources and readback the interrupt status Address Base 0D4H Attribute Read write Value as shown in Table 5 6 Bit number 7 3 2 1 0 Interrupt mode Disable interrupt X 0 0 0 Interrupt when FIFO is half full X 0 0 1 Interrupt when End of A D conversion X 0 1 0 Interrupt when start of A D conversion triggered by timer counter 2 Table 5 6 X 1 0 0 29 EX92016 User
16. 3 4 DOS only All EX 92016 cards are closed after calling this function Windows only Return Code None 53 EX92016 User s manual 79 Read digital input data Description This function is used to read data from digital input port You can get 8 bit input data from EX 92016 by calling this function Syntax C C DOS WORD D 2016 Read Di WORD cardNo WORD DiData Windows WORD W 2016 Read Di WORD cardNo WORD DiData Visual BASIC Windows Function W 2016 Read Di ByVal cardNo As Long ByRef DiData As Long As Long Delphi Function W 2016 Read Di cardNo Integer var DiData Integer Integer Argument cardNo card number 1 2 3 4 Didata return digital input data Return Code Error code Please refer to PCIDAQ H or DOSDAQ H 54 EX92016 User s manual 7 10 write data to digital output port Description This function is used to write data byte to output port You can send 8 bit output data to EX 92016 by calling this function Syntax C C DOS WORD D_2016_Write_Do WORD cardNo WORD Data C C Windows WORD W_2016_Write_Do WORD cardNo WORD Data Visual BASIC Windows Function W_2016_Write_Do ByVal cardNo As Long ByVal Data As Long As Long Delphi Function W 2016 Write Do cardNo Integer Data Integer Integer Argument cardNo card number 1 2 3 4 Data Data be written to output port Return Code Error code Please refer to PCIDAQ H or DOSDAQ H 55 EX92016
17. Accuracy depending on gain Gain Accuracy 0 01 of FSR 1LSB at gain 1 2 Linearity error 1 LSB Drift Typical 30 PPM C 0 60 C Input Impedance 10M ohms 10 pf Trigger mode Software on board programmable pacer or external TTL Programmable Timer Counter Counter chip 82C54 or equivalent Counters 3 channels 16 bits 2 channels are permanently configured as programmable pacers 1 channel is un used Time base Channel 0 un used Channel 1 10 MHz Channel 2 Takes input from output of channel 1 General Connector 37 pin D type female connector Power consumption 5 V 850 mA Typical 5 V 1 0 A Max Operating temperature 0 60 C 32 140 F Storage temperature 20 70 C 4 158 F Operating humidity 5 95 RH non condensing Dimension 170mm W x102mm EX92016 User s manual EX92016 User s manual 1 4 Software Supporting TOPS CCC provides versatile software drivers and packages for users different approach to built up a system We not only provide programming library such as DLL for many Windows systems but also provide drivers for many software package such as LabVIEW Intouch and so on All the software options are included in the provided CD 1 5 Programming Library The provided CD includes the function libraries for many different operating systems including DOS Library BorlandC C and Microsoft C the functions descriptions are i
18. Bit WORD cardNo WORD bitNo Windows WORD W 2016 Reset Do Bit WORD cardNo WORD bitNo Visual BASIC Windows Function W 2016 Reset Do Bit ByVal cardNo As Long ByVal bitNo As Long As Long Delphi Function W 2016 Reset Do Bit cardNo Integer bitNo Integer Integer Argument cardNo card number 1 2 3 4 bitNo bit number 0 to 7 Return Code Error code Please refer to PCIDAQ H or DOSDAQ H 58 EX92016 User s manual 7 14 Initialize AD triggered by software Description Initialize AD Range of AD conversion by software trigger it must be called before W 2026 SingleChannel AD Acquire or W 2026 MultiChannel AD Acquire functions Syntax DOS WORD D 2016 AD Acquire Initial WORD cardNo WORD AD Range Windows WORD W 2026 AD Acquire Initial WORD cardNo WORD AD Range Visual BASIC Windows Function W 2026 AD Acquire Initial ByVal CardNo As Long ByVal AD Range As Long As Integer Delphi Function W 2026 AD Acquire Initial cardNo Word AD Range Word Word Argument cardNo card number 1 2 3 4 AD Range Set maximum input range associated with JP2 and JP3 AD Range Polarity Full Range Max In ran value Gain Jpg Input range 0 1 5 5V 110 110 1 2 i 2 5V 2 5V 2 4 Bipolar 1 25 1 25 3 8 0 625V 0 625V 3 1 io 0 10 5 2 OV 5V 5 Unipolar ee 7 8 OV
19. EX92016 User s manual EX 92016 16 channel Isolated Analog input card Copy Right Notice The information in this manual is subject to change without prior notice in order t o improve reliability design and function and DOSed not represent a commitment on the part of the manufacturer No part of this manual may be reproduced copied or transmitted in any form without the prior written permission of manufacturer Acknowledgment Products mentioned in this manual are mentioned for identification purpose only Products manes appearing in this manual may or may not be registered trademarks or copyright of their respective companies Printed Jan 2003 Rev 1 1 EX92016 User s manual EX92016 User s manual Table of Contents Chapter 1 Introduction eniin eene nenne 7 El dnttoduction x tuere Ree e Dp bn ns 8 12 block diagram of 92016 9 L3 Specifications Ert D Rete 10 14 Software 11 15 Programming 11 Chapter 2 Installation 13 21 WhatYo Have u iii ee o gene erred 14 22 JUnpd ckihng umet RU EDEN RE 14 23 Hardware Installation Outline enn 14 24 PGBESyOUL iios ae xa Renten 15 25 Installation Procedures seeseeeeeeeeneneeneennneee nennen 16 26 Device Installation for Windows
20. Edo logo Bipolar 10 10V 5 5V 2 5 2 5V 1 25 1 25V Table 4 5 24 EX92016 User s manual Chapter 5 Registers Format 25 EX92016 User s manual This information is quite useful for the programmers who wish to handle the card by low level programming However we suggest user have to understand more about the PCI interface then start any low level programming In addition the contents of this chapter can help users understand how to use software driver to manipulate this card 5 1 PCI PnP Registers There are two types of registers PCI Configuration Registers PCR and Peripheral Interface Bus PIB The PCR which is compliant to the PCl bus specifications is initialized and controlled by the plug amp play PnP PCI BIOS The PCI bus controller Tiger 100 320 is provided by Tigerjet Network Inc www tjnet com For more detailed information of PIB please visit Tigerjet technology s web site to download relative information It is not necessary for users to understand the details of the PIB if you use the software library The PCI PnP BIOS assigns the base address of the PIB The assigned address is located at offset 14h of PIB EX 92016 board registers in 32 bit width But only lowest byte bit0 bit7 is used The users can access these registers by only 32 bit I O or 8 bit I O instructions The following sections show the address map including descriptions and their
21. Long As Integer Delphi Function W 2026 AD Int DataTransfer cardNo Word var D Buffer Single Count Word Word Argument cardNo card number 1 2 3 4 AD Buffer The start address of the memory buffer to store the A D voltage data The buffer size must large than the number of A D conversion Your should use float data format in AD Buffer Count The number of A D conversion be transferred Return Code Error code Please refer to PCIDAQ H 69 EX92016 User s manual 7 25 Stop timer pacer interrupt of AD conversion Description This function is used to stop the timer pacer interrupt data transfer functions After executing this function the internal A D trigger is disabled and the A D timer is stopped Syntax DOS WORD D 2016 AD Int Stop WORD cardNo Windows WORD W 2026 AD Int Stop WORD cardNo Visual BASIC Windows Function W 2026 AD Int Stop ByVal CardNo As Long As Integer Delphi Function W 2026 AD Int Stop cardNo Word Word Argument cardNo card number 1 2 3 4 Return Code Error code Please refer to PCIDAQ H 70 EX92016 User s manual 7 26 Initial and start timer 0 Description Set 8254 s counter 0 with work mode initial value Syntax C C DOS WORD D_2016_TimerO_Start WORD cardNo WORD TimerMode unsigned int CounterValue C C Windows WORD W_2026_TimerO_Start WORD cardNo WORD TimerMode long CounterValue Visual BASIC Windows Function
22. alog input channel n n 0 15 AD nH Differential analog high input channel n n 0 7 AD Differential analog low input channel n n 0 7 AD GND Ground return path of analog input channels 17 18 EX92016 User s manual 32 Timer Counter connector There are total 3 timer counter channels on the EX 92016 card channel 1 and channel 2 are both used to generate programmable triggering pulses for A D converter and only channel 0 is free for user The timer counter channel 0 is connected to JP4 as shown in Figure 3 2 GATE 0 CLK 0 OUT 0 5VDC GND 1 5 Figure 3 2 Pin assignment of EX 92016 connector JP4 Legend 5VDC System 5VDC output CLK 0 Clock input of timer counter 0 GATE 0 Gate input of timer counter 0 OUT 0 Out output of timer counter 0 GND Ground return path of timer counter 0 19 EX92016 User s manual 20 EX92016 User s manual EX92016 User s manual 41 Card number setting Chapter 4 Maximum four EX 92016 cards can be installed in system simultaneously with each J um per setti ngs has a unique card number A jumper called 5 see page 15 on the card is used to set the card number starts from 1 to 4 c E Card number 1 default setting AMOR ooo abe pPK 910 90 o E AMOR Table 4 1 Note This jumper JP5 is available only for EX 92016 versi
23. andoffs Screws and washers provided for panel or wall mounting Dimensions 80mm W x 181mm H 37 pin D type connector EX92016 User s manual 77
24. buildup on your body by 1_ ype touching the metal case of the computer Hold the edge and do not touch the 1 components 1 459 6 Position the board into the PCI slot you selected 7 Secure the card in place at the rear panel of the system 26 Device Installation for Windows Systems If this is the first time to install EX cards in your Windows system Once Windows 95 98 2000 has started the Windows system will find the new EX cards You will be informed to input the device information source Please refer to the Software Installation Guide in attached CD which will guide you the steps of installing the device AD 774 1 JP4 DC DC 102mm i os 8254 PCI Bus Controller EX 92016 Where VR1 A D bi polar offset adjustment VR2 A D uni polar offset adjustment VR3 A D full scale adjustment VR4 PGA offset adjustment U12 PGA operational amplifier JP1 Input type selection Single Ended or Differential JP2 Un polar or bipolar section JP3 Full scale range selection JP4 Timer counter 0 out input CN1 Analog input and digital I O 15 16 EX92016 User s manual EX92016 User s manual 31 Digital 1 connector Chapter 3 The I O connector for the EX 92016 card is a 37 pin D type connector which you H H can connect to 37 pin D type accessories see page 76 Signal Connections Single Ended analog input Differential analog input
25. driver Genin ang Slotnumber occupied by Eae Sep Tor cord Syntax Syntax C C DOS C C DOS GME OO G version ehar ers KOR WORD D 2016 GetBusSlot WORD cardNo WORD bus WORD slot Windows Windows WORD W 2016 GetBusSlot WORD cardNo WORD bus WORD slot Visual BASIC Windows WORD D 2016 Version void Visual BASIC Windows Function W 2016 GetBusSlot ByVal cardNo As Long ByRef bus As Function W 2016 Version As Long Long ByRef slot As Long As Long Delphi Delphi j 1 I Function W 2016 Version Integer Function W 2016 GetBusSlot cardNo Integer var bus Integer Argument var slot Integer Integer Version return the PCIDAQ DLL driver version string DOS only Argument Return Code cardNo card number 1 2 3 4 The version of PCIDAQ DLL Windows only in integer data format bus return PCI bus Number slot return PCI slot Number of the bus Return Code Error code Please refer to PCIDAQ H or DOSDAQ H 51 52 EX92016 User s manual 7 8 Close card Description The IRQ and base_address of EX 92016 pass through address are assigned by system BIOS directly This function should be called to release all system resource before terminating application program Syntax C C DOS WORD D_2016_Close WORD cardNo C C Windows W_2016_Close void Visual BASIC Windows Function W_2016_Close Delphi Function W_2016_Close Argument CardNo card number 1 2
26. e 30 513 Timer Counter enne 31 514 High Level Programming eene 31 EX92016 User s manual Chapter 6 Operation Theorem eese nennen nennt 34 61 Isolated Digital Input Channels eene 35 62 Isolated Digital Output 36 63 Signal Source Control sse 37 64 A D Trigger Source 40 65 A D Data Transfer 40 66 Interrupt iecit recep cap tae 41 67 Timer Counter 42 Chapter7 Libraries uicit E cana nans 44 4 LibrariesInstallation iei 45 72 Libraries Installation lee ien epe 45 721 Howto use the DOSDAQH LIB in DOS sese 45 722 How to use the PCIDAQ DLL s in 46 73 Summary of function Calls 47 74 use id ni ee Le e ERI RA 49 Z5 GetGard sinumb er utet eonun 50 76 Getdriver version nike ei iS dative itd ate ids 51 77 Get PCI Bus and Slot 52 78 Glose Card uei edet ER beet are ups 53 79 Read digital inputidata 5 25 ee nune ete 54 710 Write data to digital
27. egister The EX 92016 A D data is stored in the FIFO after conversion The data can be transferred to host memory by software only The register is 12 bits and can be read twice by 8 bits I O command Address Base 0COH Base 0C4H Attribute Read only Bit number Address 7 6 5 4 3 2 1 0 AD 7 AD_6 AD 5 5 AD 2 AD1 ADO Base 0C4H Channel no n AD 11 AD 10 AD 9 AD 8 27 EX92016 User s manual 56 Read FIFO status register The EX 92016 A D data is stored in the FIFO after conversion The FIFO status can be read back from this register Address Base 0DOH Attribute Read only Bit number Address 7 6 5 4 3 2 1 0 Base ODCHO X X X X BUSY FF HF EF Where FF FIFO full flag HF FIFO half full flag EF FIFO empty BUSY 0 means AD is busy the A D data has not been latched in FIFO yet If changes from 0 to 1 A D data is written into FIFO 57 control register This register is used to set the A D conversion control modes such as channel number gain trigger and channel scan Address Base Attribute Write only Value Bit number Address 7 6 5 4 3 2 1 0 Trigger mode Scan mode Gain Channel number Where Channel Number set A D input channel number for conversion or auto scan ending channel Gain set gain 0 1 1 2
28. ere are no shipping and handing damages on the module before processing After opening the card module carton extract the system module and place it only on a grounded anti static surface component side up Again inspect the module for damage Press down on all the socketed IC s to make sure that they are properly seated Do this only with the module place on a firm flat surface 2 3 Hardware Installation Outline PCI configuration The PCI cards are equipped with plug and play PCI controller it can request base addresses and interrupt according to PCI standard The system BIOS will install the system resource based on the PCI cards configuration registers and system parameters which are set by system BIOS Interrupt assignment and memory usage I O port locations of the PCI cards can be assigned by system BIOS only These system resource assignments are done on a board by board basis It is not suggested to assign the system resource by any other methods PCI slot selection The PCI card can be inserted to any PCI slot without any configuration for system resource 13 14 EX92016 User s manual EX92016 User s manual 25 Installation Procedures 1 Turn off your computer 2 Turn off all accessories printer modem monitor etc connected to your computer 176 3 Remove the cover from your computer Setup jumpers on the card B 24 PCB Layout Before handling the PCI cards discharge any static
29. fly wheel diode is not necessary Figure 6 5 isolated digital outputs Note Please note that the DO VCC pin must be connected to the external power source 36 EX92016 User s manual 63 AD Signal Source Control To control the A D signal source User should consider the signal type signal channel and signal range The EX 92106 provides 16 single ended or 8 different isolated analog input signals To avoid ground loops and get more accurate measurement of A D conversion it is quite important to understand the signal source type Single Ended analog input type The single ended mode has only one input relative to ground and is suitable for connecting with the floating signal source Figure 6 6 shows the single ended connection Single Ended input x 2 2 3 E 5 P AD_GND Figure 6 6 Signal sources and single ended connection Differential analog input type The differential input voltage signal is measured is by a pair of signals The AD circuits measure the voltage difference between the differential pair The common mode noise can be reduced under this mode Note that the differential signal pair should be still common ground to the isolation ground plane Figure 4 2 shows the differential analog signal input connection Differential input Input multiplexer Figure 6 7 Differential analog input connection 37 EX92016 User s manual Signal Conditioning Three are 16 SE R
30. hrough address are assigned by system BIOS directly EX 92016 cards have to be initialized by this function before calling other functions Syntax C C DOS WORD D 2016 Open WORD cardNo Windows WORD D 2016 Open WORD ExistCards Visual BASIC Windows Function W 2016 Open ByRef ExitedCards As Long As Long Delphi Function W 2016 Open var ExistedCards Integer Integer Argument CardNo card number 1 2 3 4 for DOS only existCards Return a value shows how many EX 92016 cards are installed in your system For Windows only Return Code Error code Please refer to PCIDAQ H or DOSDAQ H 49 EX92016 User s manual 7 5 Get Card s number Description Get the cards number that is set by jumper on cards Syntax C C DOS void D_2016_GetCardsID WORD CardsIDArray C C Windows WORD W_2016_GetCardsID WORD CardsIDArray Visual BASIC Windows Function W 2016 GetCardsID ByRef CardsIDArray As Long As Integer Delphi Function 2016 GetCardsID var CardsIDArray Word Word Argument CardsIDArray This array return card number 1 2 3 4 You should define a 4 elements array and then pass the array s pointer to this function Return Code Error code Please refer to PCIDAQ H or DOSDAQ H 50 EX92016 User s manual EX92016 User s manual diver version 7 7 Get PCI Bus and Slot number Description Description This function returns the version of PCIDAQ DLL
31. ial AD converter for timer pacer 61 pacer interrupt trigger Digital VO functions Start auto scan triggered by Start auto AD channels conversion 63 timer pacer periodically Function Description page Get auto scan AD data Get data from scan buffer 64 Read digital input data Read digital input port data 8 bit 54 Stop AD auto scan Stop auto scan operation __ 65 Write data to digital output port Write data to digital output port 55 Start single channel gud b single AD channel conversion 66 er conversion with timer pacer Read back value of digital Read back digital output data a aer current va Ue Or Cite output 56 Start multiple channels Start to multiple AD channel 67 ae Activate a bit of digital output port conversion conversion with timer pacer et bit of digital output port output transistor ON 57 Read AD Interrupt status Read interrupt of AD conversion 68 acti i iai Transfer AD Interrupt data Transfer AD data 69 Reset bit of digital output port ence n 58 SISSE DECOR USE DR p conversion Stop timer pacer conversion operation 70 Timer 0 functions Fanon meme pee Initial and start timer 0 Initial and start Timer 0 Read Timer 0 current value Read timer 0 counter value Stop Timer 0 Stop timer 0 47 48 EX92016 User s manual 7A Open card Description Because the EX 92016 is PCI bus architecture and meets the plug and play design the IRQ and base address pass t
32. in TOPS CCC CD for the descriptions of the Windows 98 NT 2000 DLL functions 7 1 Libraries Installation Please refer to the Software Installation Guide for the detail information about how to install the software libraries for DOS or Windows 95 DLL or PCIDAQ for Windows 98 NT 2000 The device drivers and DLL functions of Windows 98 NT 2000 are included in the PCIDAQ The TOPS CCC CD also includes the detail examples and readme files 7 2 Libraries Installation This section will show you how to install the software libraries DOSDAQH LIB for DOS or Windows 98 DLL or PCIDAQ for Windows 98 NT 2000 The device drivers and DLL functions of Windows 98 NT 2000 are included in the PCIDAQ The TOPS CCC CD also includes the detail examples and readme files 7 2 1 How to use the DOSDAQH LIB in DOS For BC compiler 1 Large mode LIB BC DOSDAQL LIB in your project 1 Huge mode LIB BC DOSDAQH LIB in your project 2 Include DOSDAQ H in your source file For MSC compiler 1 Large mode Add_ LIB MSC DOSDAQL LIB in your project 2 Huge mode LIB MSC DOSDAQH LIB in your project 3 Include DOSDAQ H in your source file For TC compiler 4 Large mode Add LIB TC DOSDAQL LIB in your project 5 Huge mode Add_ LIB TC DOSDAQH LIB in your project 6 Include DOSDAQ H in your source file 45 EX92016 User s manual 7 2 2 How to use the PCIDAQ DLL s in Windows VC 6 0 7 Add file Include PCIDAQ H in
33. l Pacer Triggering The EX 92016 supports three kinds of trigger modes for A D conversion software triggering internal pacer triggering and external pacer triggering The software trigger allows users to acquire a sample when it is needed the internal pacer triggers continuous high speed data acquisition The EX 92016 also accepts external trigger sources allowing synchronous sampling with external devices Satisfies the Need for Isolation Protection The EX 92016 provides optical isolation protection of 2500 voc between the inputs and the PC bus to protect the PC and peripherals from damage due to high voltages on the input lines It is ideal for the situations where budget conscious users require flexibility stability and a high level of isolation protection for their data acquisition system EX92016 User s manual 12 The block diagram of EX 92016 o CHO CH2 oCH15 Analog MUX Single Ended or differential oAD_GND OUT2 Ti 2 PCI Bus Controller 32 bit PCI Local Bus Block diagram of EX 92016 EX92016 User s manual L3 Specifications 10 Analog Input Channels 16 single ended Resolution 12 bit On board FIFO 1K samples Conversion time 2 5 us Input range Bipolar 10 V 5 V 2 5 V 1 25 V Unipolar 0 10 V 0 5 V 0 2 5 V 0 1 25V Maximum Input Overvoltage 30 V Common Mode Rejection Ratio CMRR 75dB min at gain 1 2 Maximum sampling rate 100 kHz
34. ncluded in this user s guide Windows 98 2000 NT Me XP DLL For VB VC BC5 the functions descriptions are included in this user s guide Windows 98 2000 NT Me XP ActiveX For Windows s applications LabVIEW 6 Driver Contains the VIs which are used to interface with NI s LabVIEW software package Supporting Windows 95 98 NT 2000 The LabVIEW drivers are free shipped with the board InTouch Driver Contains the InTouch driver which support the Windows 98 2000 NT XP The The InTouch drivers are free shipped with the board 11 12 EX92016 User s manual EX92016 User s manual This chapter describes how to install the EX 92016 card Please follow the follow Chapter 2 steps to install the EX 92016 card Instal lation 2 1 What You Have In addition to this User s Manual the package includes the following items EX 92016 board Driver utilities CD This user s manual If any of these items is missing or damaged contact the dealer from whom you purchased the product Save the shipping materials and carton in case you want to ship or store the product in the future 22 Unpacking Your EX 92016 card contains sensitive electronic components that can be easily damaged by static electricity The operator should be wearing an anti static wristband grounded at the same point as the anti static mat Inspect the card module carton for obvious damage Shipping and handling may cause damage to your module Be sure th
35. nding channel number of auto scanning operation Under auto scan mode the channel is scanning from channel 0 to the ending channel Whenever a trigger signal is rising the channel number to be selected will increase automatically For example if the ending channel number is 8 the auto channel scanning sequence is 0 1 2 3 4 5 6 7 8 0 1 2 3 4 5 6 7 8 until the SCAN mode bit is cleared Signal input range The maximum A D signal range of EX 92016 is a 10 volt when the A D gain value is 0 The A D gain control register controls the maximum signal input range The signal gain is programmable with 4 levels 1 2 4 8 The signal range of the 16 channels will be identical all the time even if the channel number is scanning The available signal polarity on EX 92016 is bi polar and uni polar configuration The following table shows you the maximum input range for each configuration refer to page 28 Polarity Full range JP2 JP3 Gain Maximum input range 0 0 10V 1 0 5V 2 0 2 5V 3 0 1 25V 0 5V 5V 1 2 5V 42 5 V 2 1 25V 1 25 V 3 0 65V 0 65V 0 1 2 3 6 Uni polar 10V 10V Bi polar 10V 10V 5V 5 V 2 5V 2 5 V 1 25V 1 25V 20V 39 EX92016 User s manual 64 AD Trigger Source Control The A D converter will start to convert the signal to a digital value by a trigger source In EX 92016 two internal sources can be selected
36. nput 3 Set JP3to 10V full range 4 Short the A D channel 0 pin 19 of CN1 to ground GND pin 11 of CN1 6 Set the analog gain 1 and channel number 0 by software Adjust VR2 to obtain reading between 0 000 0 001 en 7 EX92016 User s manual Applied a 10V reference input signal to A D channel 0 and trim the VR3 to obtain reading approach to 9 999V Bi polar input 1 2 3 4 5 Set JP7 as single ended input Set JP2 as bi polar A D input Set JP3 to 20V full range Set the analog gain 1 and channel number 0 by software Short the A D channel 0 pin 19 of CN1 to ground AD_GND pin 11 of CN1 Adjust VR7 to obtain reading between 0 001V and 0 001V Applied a 10V reference input signal to A D channel 0 pin 19 of CN1 and trim the VR2 to obtain reading between 9 999V 75 EX92016 User s manual Chapter 9 EX 9837 Terminal board EX 9837 Screw terminal termination board features one 37 pin D type connector for easy maintenance wiring and installation It provides 37 channels that are accessed through a 37 pin D type connector 91 Main features 76 Low cost screw terminal board for the all EX series with 37 pin D type connector Reserved space for signal conditioning circuits such as low pass filter voltage attenuator and current shunt Industrial type termination blocks permit heavy duty and reliable signal connections Table top mounting using nylon st
37. offset addresses relative to the base address 52 Pci controller register address map 26 Reset control register The EX 92016 is in inactive state when the system power on and should be activated by set bit o of this register to 1 state Address Base 0x00h Attribute Write only Value 01 PCI Internal special control register EX 92016 internal control register should be written with value 00H before controlling EX 92016 card Address Base 002h Attribute Write only Value always are 00H Interrupt mask control register Enable or disable PCI interrupt INT A Address Base 0x05h Attribute Write only Value 10H enable PCI INT 00H disable PCI INT A EX92016 User s manual 53 Digital Input Register Address There are 8 isolated digital input channels on EX 92016 each bit of based address is corresponding to a signal on the digital input channel Address BASE 008 Attribute read only Bit number 7 6 5 4 3 2 1 0 Address Port Base OD8H 017 016 DI 5 015 DI2 DI1 DIO 54 Digital Output Register There are total 8 digital output channels on the EX 92016 each bit of based address is corresponding to a signal on the digital output channel Address BASE Attribute write read Bit number 7 6 5 4 3 2 1 0 Base ODCH 0 DI7 DI6 DI5 DI5 DI3 DI2 DI 1 55 Read FIFO data r
38. on 1 3 or later 21 22 EX92016 User s manual 42 Analog input type selection JP1 is the selection jumper of analog signal input type The following diagram shows the two possible configurations JP1 Input type ppc Single Ended input OOOO Default Differential input Table 4 2 43 Input polarity selection JP2 is the polarity selection jumper The following diagram shows the two configurations JP2 Input polarity 110 Uni polar input Default 1 lo B Bi polar input Table 4 3 23 EX92016 User s manual 44 Full Range selection JP3 set the full range of the analog input channels The following diagram shows the possible configurations JP3 Input full range 1 10V full range Q SI Default 1 20V full range for bi polar only Table 4 4 45 Max Input Range Configurations The JP2 and JP3 are used to setup the polarity and maximum range of analog input signal range There are three possible combinations 0 10V 5V 5V and 10 10V 46 Analog Input Polarity and Range selection JP1 is the polarity and maximum input range selection jumper The following table shows the two configurations JP2 Polarity Maximum input range Gain 1 Gain 2 Gain 4 Gain 8 1 1 Unipolar OV 10V 0 5V 0 0 25V 0 1 25V Bipolar 5 5 2 5 2 5V 1 25 1 25V 0 625 0 625V a 009 690
39. ry convenient to read A D in size of a block 512 words and it is benefit for software programming 66 Interrupt Control System Architecture The EX 92016 s interrupt system is a powerful and flexible system that is suitable for A D data acquisition The system interrupt can generated by three signals EOC Half Full and Timer Pacer EOC HALF FULL TIMER PACER FLIP FLOP Interrupt MUX 2 5 c o Figure 6 9 41 EX92016 User s manual 67 Timer Counter Operation 42 One 8254 programmable timer counter chip is installed in EX 92016 Timer 1 and Timer 2 are used for periodically triggering the A D conversion and Counter 0 is left free for user applications The block diagram of the timer counter system is shown in following diagram The timer 1 and timer 2 are cascaded together to generate the timer pacer trigger of A D conversion The frequency of the pacer trigger is software controllable The maximum pacer signal rate is 2 2 4 500 and the minimum signal rate is 2MHz 65535 65535 Counter 2 Counter 1 Timer Pacer CLKO Counter 1 OUTO GATEO Figure 6 10 EX92016 User s manual EX92016 User s manual Chapter 7 Libraries 43 44 EX92016 User s manual This chapter describes the software library for operating this card Only the functions in DOS library and Windows 95 DLL are described Please refer to the PCIDAQ function reference manual which included
40. s manual 5 10 Software Trigger Register To generate a trigger pulse to the EX 92016 for A D conversion you just write any data to this register and then the A D converter will be triggered Address Base 0 Attribute Write only Value any value 511 Hardware Interrupt Clear Register Because the PCI interrupt signal is level trigger the interrupt clear register must be written to clear the flag after processing the interrupt request event otherwise that another interrupt request is inserted will cause the software to hang on processing the interrupt event Address Base 0D8H Attribute write only Value any value 5 12 Clear scan register 30 This register is used to clear channel scan counter and then restart the counter from channel 0 Address Base 0DOH Attribute Write only Value any value 413 Timer Counter Register EX92016 User s manual The 82C54 chip occupies 4 I O address locations in the EX 92016 as shown below Users can refer to 82C54 data sheet for the descriptions about all the features of 82C54 You can download the data sheet on the following web site http support intel com support controllers peripheral 231164 htm Address Base OEOH Base OECH Attribute Read write Value Address Timer counter register Base 0E0H Counter 0 Register R W Base 0E4H Counter 1 Register R W Base 0E8H Counter 2 Register R W 0 8254 control mode W
41. scan buffer Syntax DOS WORD D 2016 AD Int GetScanData WORD cardNo WORD ChannelNo float ADData Windows WORD W 2026 AD Int GetScanData WORD cardNo WORD ChannelNo float ADData Visual BASIC Windows Function W 2026 AD Int GetScanData ByVal CardNo As Long ByVal ChannelNo As Long ByRef ADData As Single As Integer Delphi Function W 2026 AD Int GetScanData cardNo Word ChannelNo Word var ADData Single Word Argument cardNo card number 1 2 3 4 ChannelNo AD input channel number 0 15 ADData return data from auto scan buffer Return Code Error code Please refer to PCIDAQ H 64 EX92016 User s manual EX92016 User s manual 7 20 Stop AD auto scan Description Stop AD auto scan processes Syntax C C Dos WORD D_2016_AD_Int_StopAutoscan WORD cardNo C C Windows WORD W_2026_AD_Int_StopAutoScan WORD cardNo Visual BASIC Windows Function W_2026_AD_Int_StopAutoScan ByVal CardNo As Long As Integer Delphi Function W_2026_AD_Int_StopAutoScan cardNo Word Word Argument cardNo card number 1 2 3 4 Return Code Error code Please refer to PCIDAQ H 7 21 Start single channel conversion Description This function is used to converting single channel analog input with fixed counting You can use the function W_2016_AD_Int_Status to get how many AD conversions completed and function W_2016_AD_Int_DataTransfer to read data from buffer Syntax C C
42. the software trigger or the timer pacer trigger Software trigger The trigger source is software controllable in this mode That is the A D conversion is starting when any value is written into the software trigger register Under this mode the timing of the A D conversion is fully controlled by software Timer Pacer Trigger An on board timer counter chip 8254 is used to provide a trigger source for A D conversion at a fixed rate Two counters of the 8254 chip are cascaded together to generate trigger pulse with precise period This mode is ideal for high speed A D conversion User can combine this mode with the FIFO half full interrupt or EOC interrupt to transfer data It is also possible to use software FIFO polling to transfer data The A D trigger A D data transfer and Interrupt can be set independently 65 A D Data Transfer Modes On the EX 92016 the A D data are buffered in the 1024 1K words FIFO memory The data must be transferred to host memory after the data is ready and before the FIFO is full EX 92016 provides many data transfer modes that can be used The different transfer modes are specified as follows Software Data Polling This mode can be used with software A D trigger mode After the A D conversion is triggered by software the software should poll the EF FIFO Empty bit of the A D control status register After the A D conversion is completed the A D data is written to FIFO immediately thus the FF
43. uffer Single Word Argument cardNo card number 1 2 3 4 EndChNo AD Conversion end Channel 0 15 AD Buffer The start address of the memory buffer to store the A D voltage data The buffer size must large than the number of A D conversion Your should use float data format in AD Buffer Return Code Error code Please refer to PCIDAQ H 7 17 Initial AD triggered by timer pacer interrupt Description This function is used to set the Timer 1 and Timer 2 for generating constant A D sampling rate dedicatedly and range of analog input 1 This function must be called before calling following functions W 2026 AD Int StartAutoScan W 2026 AD Int StartSingleChannel and W 2026 AD Int StartMultiChannel 2 Call function 2026 AD Int Stop to stop timer pacer AD conversion process 61 EX92016 User s manual Syntax DOS WORD D 2016 AD Int Initial WORD cardNo WORD AD Range float Scan Rate C C Windows WORD W 2026 AD Int Initial WORD cardNo WORD AD Range float Scan Rate Visual BASIC Windows Function W 2026 AD Int Initial ByVal CardNo As Long ByVal AD Range As Long ByVal Scan Rate As Single As Integer Delphi Function W 2026 AD Int Initial cardNo Word AD Range Word Scan Rate Single Worg Argument cardNo card number 1 2 3 4 Scan Rate Sampling rate samples sec from 0 0047Hz to 100K Hz AD Range Set maximum input range associated with JP2 and JP3
44. your project 8 Inlink page of menu project setting add LIB PCIDAQ LIB the blank of Objects Library Modules 9 Add this sentence include Include PCIDAQ H to the head of your main file Visual BASIC 2 Add file Include Declare bas in your project Delphi 10 Add file Include Declare pas in your project 11 Add this sentence uses Declare in the head of your unit pas C Builder 12 Add file Include PCIDAQ H and Lib PCIDAQ_CB lib to your project 13 Add this sentence include Include PCIDAQ H to head of your main file Note For more information please refer to program in directory Example 46 EX92016 User s manual EX92016 User s manual AD conversion function 7 3 Summary of function calls PCI common functions i ae Function Description page Get Card s number Get PCI ID code of EX 92016 50 Initialize AD triggered by Get driver version Get version number of PCIDAQ DLL 51 software initial AD corniverter Tor software poling 258 Get PCI bus and slot number occupied Single channel AD conversion by Get PCI Bus and Slot number by EX 92016 52 Single channel AD acquire software trigger 60 Close Close EX 92016 card before terminating 53 Multiple channel AD acquire Multiple channels AD conversion by 61 program software trigger Initial AD triggered by timer Init
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