PIO/PEX-D24/D56 Series User Manual (Ver.3.1, Mar. 2015, PMH-005-31) 61.2 Features Support the +5 V PCI bus for PIO-D24/D56 Support the +3.3 V/+5 V PCI bus for PIO-D24U/D56U Support PCI Express x 1 for PEX-D24/D56 56/24(PIO-D56/PIO-D24) channels of digital I/O Card ID function for PIO-D24U/D56U and PEX-D24/D56 Bi-direction programmable I/O ports under software control All I/O lines buffered on the board Eight-bit groups independently selectable for I/O on 24-bit port Double side SMD, short card. Connect directly to DB-24PR, DB-24PD, DB-24RD, DB-24PRD, DB-16P8R,DB-24POR, DB-24SSR, DB-24C and other OPTO-22 compatible daughterboards 4 interrupt sources: PC0,PC1,PC2,PC3 No base address or IRQ switches to set1.3 Product Check ListThe shipping package includes the following items: One PIO-D24/D56 series or PEX-D24/D56 card One software utility PCI CD. One Quick Start GuideIt is recommended that you read the Quick Start Guide first. All thenecessary and essential information is given in the Quick Start Guide, including: Where to get the software driver, demo programs and other resources. How to install the software. How to test the card.Attention!If any of these items is missing or damaged, contact the dealer from whomyou purchased the product. Please save the shipping materials and cartonin case you need to ship or store the product in the future.