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PIO-D64/PIO-

D64U User’s Manual ( Ver.1.

6, Mar. 2015, PMH-007-16 ) ----- 45

5.6 INTERRUPT FUNCTION

5.6.1 PIODIO_IntResetCount



Description:

This function will clear the counter value on the device driver for the

interrupt.



Syntax:

WORD PIODIO_IntResetCount(void);



Parameter:

None



Return:

Please refer to "Section 5.1 Error Code".

5.6.2 PIODIO_IntGetCount



Description:

This subroutine will read the counter value of the interrupt

defined

in device driver.



Syntax :

WORD PIODIO_IntGetCount(DWORD *dwIntCount);



Parameter:

dwIntCount : [

Output

] Address of dwIntCount, which will stores

the counter value of interrupt.



Return:

Please refer to "Section 5.1 Error Code".

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Содержание PIO-D64

Страница 1: ...this product ICP DAS reserves the right to change this manual at any time without notice The information furnished by ICP DAS is believed to be accurate and reliable However no responsibility is assu...

Страница 2: ...ion 17 2 7 1 Interrupt Block Diagram of PIO D64 PIO D64U 18 2 7 2 INT_CHAN_0 19 2 7 3 INT_CHAN_1 20 2 7 4 INT_CHAN_2 21 2 8 Daughter Boards 22 2 8 1 DB 16P Isolated Input Board 22 2 8 2 DB 16R Relay B...

Страница 3: ...ODIO_InputByte 40 5 4 3 PIODIO_OutputWord 41 5 4 4 PIODIO_InputWord 41 5 5 Driver Relative Functions 42 5 5 1 PIODIO_GetDriverVersion 42 5 5 2 PIODIO_DriverInit 42 5 5 3 PIODIO_SearchCard 43 5 5 4 PIO...

Страница 4: ...007 16 4 6 1 Digital Input Output 52 6 2 Interrupt of EXTIRQ 52 6 3 Counter Function of counter0 53 Appendix 54 Appendix A Related DOS Software 54 A 1 Where is the related software 54 A 2 DOS LIB Fun...

Страница 5: ...mer counter are for general purposes such as frequency measurement event counting and pulse generation the other 3 channels are for interrupt function The PIO D64U also adds a Card ID switch and pull...

Страница 6: ...ctable 32 digital output channels Four independent programmable 16 bit timers counters One 32 bit timer with a 4 MHz clock base Provide clock source 2 MHz 1 MHz 500 KHz 250 KHz Interrupt source 3 chan...

Страница 7: ...urce 15 mA 2 0 V Response Speed 1 MHz Timer Counter Channels 6 Independent x 3 EVTIRQ x 1 TMRIRQ x 1 EXTIRQ x 1 Resolution 16 bit Compatibility 5 V TTL Input Frequency 10 MHz max Reference Clock Inter...

Страница 8: ...er demo programs and other resources How to install the software How to test the card Attention If any of these items is missed or damaged contact the dealer from whom you purchased the product Save t...

Страница 9: ...PIO D64 PIO D64U User s Manual Ver 1 6 Mar 2015 PMH 007 16 9 2 Hardware configuration 2 1 Board Layout Figure 2 1 7 495 109 02 08 sales bbrc ru www bbrc ru...

Страница 10: ...s on the PIO D64 PIO D64U These I O port locations are given as below and illustrated in Figure 2 1 Connector of PIO D64 PIO D64U Description CN1 DO0 DO15 CN2 DI0 DI15 CN3 DO16 DO31 CN4 DI16 DI31 Besi...

Страница 11: ...PIO D64 PIO D64U User s Manual Ver 1 6 Mar 2015 PMH 007 16 11 All signals are TTL compatible 7 495 109 02 08 sales bbrc ru www bbrc ru...

Страница 12: ...tes are clear to low state by the RESET signal Fore more information about RESET signal please refer to Sec 3 1 1 Note that the RESET is in Low state in order to clear all DO states to low level signa...

Страница 13: ...all DI operation is enable Note that when the PC is power up all operation of DI port is disabled because RESET is in low level Besides user may need to latch input data by external strobe single in s...

Страница 14: ...gure 2 4 The pin assignment is presented in Sec 2 3 Figure 2 4 The second 8254 chip is used to generate interrupt trigger signals as shown in Figure 2 5 The Counter3 accept event signal and will gener...

Страница 15: ...Manual Ver 1 6 Mar 2015 PMH 007 16 15 Figure 2 5 Note Refer to Sec 2 3 for more information about pin assignment Refer to Sec 2 7 for more information about operation of interrupt 7 495 109 02 08 sal...

Страница 16: ...5 PMH 007 16 16 2 6 Clock source The PIO D64 PIO D64U provides wide range clock source as below table By jumper setting of JP1 user can select suitable clock output from the corresponding P4 soldering...

Страница 17: ...e signals as follows refer to DEMO6 C of DOS operation system 1 Read the new status of all interrupt signal sources refer to Sec 3 1 5 2 Compare the new status with the old status to identify the acti...

Страница 18: ...rupt the PC The priority of INT_CHAN_0 1 2 is the same If all these three signals are active at the same time then INT will be active only once a time So the interrupt service routine has to read the...

Страница 19: ...terrupt signal The INT_CHAN_0 must be fixed in low level state normally and generated a high_pulse to interrupt the PC 1 The EN0 can be used to enable disable the INT_CHAN_0 as follows refer to Figure...

Страница 20: ...N5 When the amount of event is the same as counter3 setting the interrupt of INT_CHAN_1 will be trigger The INT_CHAN_1 must be fixed in low level state normally and generated a high_pulse to interrupt...

Страница 21: ...state normally and generated a high_pulse to interrupt the PC Because Counter4 and Counter5 are cascaded together it can be used as 32 bit timer base on 4 MHz clock source 1 The EN2 can be used to en...

Страница 22: ...r with a resistor for current limiting You can use the DB 16P to sense DC signal from TTL levels up to 24 V or use the DB 16P to sense a wide range of AC signals You can use this board to isolate the...

Страница 23: ...ay are energized by applying 12 V 24 V voltage signal to the appropriated relay channel on the 20 pin flat connector There are 16 enunciator LED s on the relay daughter board The LED s light when thei...

Страница 24: ...e signal to the appropriate relay channel on the 20 pin flat cable connector just used 16 relays or 50 pin flat cable connector OPTO 22 compatible for DIO 24 series There are 24 enunciator LED s on th...

Страница 25: ...37 No No Yes DN 37 No No Yes ADP 37 PCI No Yes Yes ADP 50 PCI No Yes No DB 24P No Yes No DB 24PD No Yes Yes DB 16P8R No Yes Yes DB 24R No Yes No DB 24RD No Yes Yes DB 24C Yes Yes Yes DB 24PR Yes Yes...

Страница 26: ...D 0x0002 Sub vendor ID 0x80 Sub device ID 0x01 Sub aux ID 0x20 REV 2 0 Vendor ID 0xE159 Device ID 0x0001 Sub vendor ID 0x4080 Sub device ID 0x01 Sub aux ID 0x20 The utility program PIO_PISO EXE will d...

Страница 27: ...ent sinking 80 08 00 PISO A64 64 isolated D O Current sourcing 80 08 50 PISO P64 64 isolated D I 80 08 10 PISO P32C32 32 isolated D O Current sinking 32 isolated D I 80 08 20 PISO P32A32 32 isolated D...

Страница 28: ...nd the others is demonstrated as below The simplest way to identify which card is card_0 is to use wSlotBus wSlotDevice as follows 1 Remove all PIO D64 PIO D64U from this PC 2 Install one PIO D64 PIO...

Страница 29: ...SO card by following steps Step1 Using the information of wSlotBus and wSlotDevice in table 3 2 Step2 Input board number into funtion PIO_GetConfigAddressSpace to get the specified card s information...

Страница 30: ...se 5 INT mask control register Same wBase 7 Aux pin status register Same wBase 0x2a INT polarity control register Same wBase 0xc0 DI0 DI7 DO0 DO7 wBase 0xc4 DI8 DI15 DO8 DO15 wBase 0xc8 DI16 DI23 DO16...

Страница 31: ...Control Register Read Write wBase 2 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Aux7 Aux6 Aux5 Aux4 Aux3 Aux2 Aux1 Aux0 Note Refer to Sec 3 1 for more information about wBase Aux 0 this Aux is use...

Страница 32: ...interrupt signal default EN2 1 enable INT_CHAN_2 as a interrupt signal EN3 0 disable INT_CHAN_3 as a interrupt signal default EN3 1 enable INT_CHAN_3 as a interrupt signal outportb wBase 5 0 disable...

Страница 33: ...Register Read Write wBase 0x2A Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 0 0 0 0 0 INV2 INV1 INV0 Note Refer to Sec 3 1 for more information about wBase INV0 1 2 0 select the invert signal from...

Страница 34: ...byte first then high counter byte M2 M1 M0 000 mode0 interrupt on terminal count 001 mode1 programmable one shot 010 mode2 rate generator 011 mode3 square wave generator 100 mode4 software triggered...

Страница 35: ...UTO32 EXE in this CD Step 2 Click the item Install Toolkits Software Manuals Step 3 Click the item PCI Bus DAQ Card Step 4 Click PIO DIO Step 5 Click install Toolkit for Windows 98 Or Me NT 2K XP 2003...

Страница 36: ...D64 PIO D64U and power on your PC Windows 98 Me 2K and 32 bit Windows XP 2003 Vista 7 can find a PCI card device and ask user to provide a PIODIO inf to install hardware driver on the computer If use...

Страница 37: ...re is presented as following figure The user application program developed by designate tools like VB Delphi and Borland C Builder can call PIODIO DLL driver in user mode And then DLL driver will call...

Страница 38: ...t reset interrupt count 11 PIODIO_IrqMaskError Irq Mask is 1 2 4 8 or 1 to 0xF 12 PIODIO_ActiveModeError Active Mode is 1 2 or 1 to 3 13 PIODIO_GetActiveFlagError Can t get interrupt active flag 14 PI...

Страница 39: ...on is provided for testing DLL linkage purpose Syntax short PIODIO_ShortSub short nA short nB Parameter nA Input 2 bytes short data type value nB Input 2 bytes short data type value Return The value o...

Страница 40: ...GetConfigAddressSpace Only the low WORD is valid bOutputVal Input 8 bit data send to I O port Only the low BYTE is valid Return None 5 4 2 PIODIO_InputByte Description Read the 8 bits data from the sp...

Страница 41: ...IO_GetConfigAddressSpace Only the low WORD is valid WOutputVal Input 16 bit data send to I O port Only the low WORD is valid Return None 5 4 4 PIODIO_InputWord Description Obtain the 16 bits data from...

Страница 42: ...sion Parameter wDriverVersion Output address of wDriverVersion Return Please refer to Section 5 1 Error Code 5 5 2 PIODIO_DriverInit Description This subroutine opens the PIODIO driver and allocates t...

Страница 43: ...D64U boards may have different Sub IDs This function will find the total board of PIO D64 PIO D64U including all versions no matter what version Sub ID you input Following is the example demonstratio...

Страница 44: ...D wSubDevice WORD wSubAux WORD wSlotBus WORD wSlotDevice Parameter wBoardNo Input PIODIO board number wAddrBase Output The base address of PIODIO board Only the low WORD is valid wIrqNo Output The IRQ...

Страница 45: ...etCount void Parameter None Return Please refer to Section 5 1 Error Code 5 6 2 PIODIO_IntGetCount Description This subroutine will read the counter value of the interrupt defined in device driver Syn...

Страница 46: ...ws API function CreateEvent to create the event object wInterruptSource Input What the Interrupt Source to be used Please refer to the following table Table 5 3 wInterruptSource Description 0 EXTIRQ 1...

Страница 47: ...PIO D64 PIO D64U User s Manual Ver 1 6 Mar 2015 PMH 007 16 47 5 6 5 Architecture of Interrupt mode Figure 5 2 7 495 109 02 08 sales bbrc ru www bbrc ru...

Страница 48: ...1 wCounterMode Input The 8254 Counter Mode 0 to 5 wCounterValue Input The 16 bits value for the counter to count Only the lower WORD is valid Return None 5 7 2 PIOD64_ReadCounter Description This subr...

Страница 49: ...nput The 8254 Counter Mode 0 to 5 wCounterValue Input The 16 bits value for the counter to count Only the lower WORD is valid Return None 5 7 4 PIOD64_ReadCounterA Description This subroutine is used...

Страница 50: ...50 5 7 5 Program Architecture Figure 5 3 Initialize the Device Driver Close the Device Driver Access Control the Device Access Control the Device PIODIO_DriverInit Enable All DI DO PIODIO_InputByte P...

Страница 51: ...Win98 Me NT 2K and 32 bit Win XP 2003 Vista 7 After driver installation the related demo programs and development library and declaration header files for different development environments are prese...

Страница 52: ...mo program is used to check the digital input and output status of CN2 CN4 and CN1 CN3 Figure 6 1 6 2 Interrupt of EXTIRQ This demo program uses EXTIRQ as interrupt source Then DO0 output a high and l...

Страница 53: ...07 16 53 Figure 6 2 6 3 Counter Function of counter0 This demo program uses internal clock to test counter0 function User can select clock suitable clock output from the corresponding P4 soldering pad...

Страница 54: ...e model library file TC LIB TCPIO_H LIB TC huge model library file MSC LIB PIO H MSC declaration file MSC LIB MSCPIO_L LIB MSC large model library file MSC LIB MSCPIO_H LIB MSC huge model library file...

Страница 55: ...rds 1 6 NotFoundBoard Can t detect the board on the system A 2 2 PIO_DriverInit Description This function can detect all PIO PISO series card in the system It is implemented based on the PCI Plug Play...

Страница 56: ...save resource of all PIO PISO cards installed in this system Then the application program can control all functions of PIO PISO series card directly Syntax WORD PIO_GetConfigAddressSpace wBoardNo wBa...

Страница 57: ...wDriverVersion Return Please refer to Table A 1 A 2 6 ShowPIOPISO Description This function will show a text string for this special Sub_ID This text string is the same as that defined in PIO H Synta...

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