Omega Vehicle Security OME-PIO-D56 manual DI Port Architecture CON2

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2.3.2DI Port Architecture (CON2)

When the PC is powered up, all DI (CON2) port operations are disabled. The RESET\ signal controls the enable/disable signal for the DI port. Refer to Sec. 3.3.1 for more information about the RESET\ signal.

•The RESET\ is in Low-state Æ all DI operations are disabled

•The RESET\ is in High-state Æ all DI operations are enabled

RESET\

Data

disable

Buffer input

CON2

Clock input

D/I buffer CKT

OME-PIO-D56/OME-PIO-D24 User Manual (Ver.2.1, Oct/2003)

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Contents User’sGuide Czech Republic CanadaMexico BeneluxOME-PIO-D56/D24 Table of Contents Introduction FeaturesOptions SpecificationsOrder Description OME-PISO-series cost-effective generation, isolated cards Product ChecklistPCI Data Acquisition Family Board Layout Hardware configuration1 DI/DO Port Architecture CON3 I/O Port LocationEnabling I/O Operation Select Sec RESET\ Sec DI Port Architecture CON2 Do Port Architecture CON1 Make sure the initial level is High or Low If INT signal is Low now Æ select the non-inverted inputInterrupt Operation Interrupt output signal of OME-PIO-D56/OME-PIO-D24, INT\ is Interrupt Block Diagram of OME-PIO D56/D24INTCHAN0/1/2/3 COUNTL++ Initialhigh, activelow Interrupt sourceInitiallow, activehigh Interrupt source PC0 PC1 PC2 PC3 Muliti-Interrupt SourceRead all interrupt state OME-DB-8125 Daughter BoardsOME-DB-37 OME-DN-37OME-ADP-20/PCI OME-DB-24PD Isolated Input Board OME-DB-24RD Relay Board OME-DB-24PRD, OME-DB-24POR, OME DB-24C Daughter Board Comparison Table Pin Assignment All signals are TTL compatibleDI0 DI1 DI2 DI3 DI4 DI5 DI6 DI7 DI8 DI9 PC’s physical slot information How to Find the I/O AddressResource-allocated information PIO/PISO identification informationD56/D24 PIODriverInitPIODriverInit&wBoards, wSubVendor,wSubDevice,wSubAux WSubVendor=0x80 wSubDevice=1 wSubAux=0x40 ForPrintf\nThrer are %d Piopiso Cards in this PC,wBoards OME-PISO-P32C32 Enable all D/I/O operations of card1 PIOGetConfigAddressSpaceEnable all D/I/O operations of card0 ShowPIOPISOwSubVendor,wSubDevice,wSubAux ShowPIOPISOSlot5 0x0A Slot6 0x08 Slot7 0x09 Slot8 0x07 Assignment of I/O AddressAddress Read Write I/O Address MapAUX data Register RESET\ Control RegisterAUX Control Register Aux Status Register INT Mask Control Register7 I/O Selection Control Register Interrupt Polarity Control RegisterRead/Write 8-bit data Register Demo program How to install software & utility?Piopiso PIOPISO.EXE for Windows DEMO1 DEMO2 COUNT=0 DEMO3COUNT++ DEMO4 COUNT++ PC3 DEMO5CNTL1=CNTL2=CNTL3=CNTL4=0 Page WARRANTY/DISCLAIMER Temperature