User ManualTable of ContentsContents3Figures4Figure 1. Intel® IQ31244 Customer Reference Board Block Diagram8Figure 2. Component Layout Diagram (not to scale)12Figure 3. Intel® 80321 I/O Processor Block Diagram17Figure 4. Intel® 80321 I/O Processor Interrupt Connections18Figure 5. Peripheral Bus Interface Unit26Tables4Table 1. Features and Descriptions9Table 2. Intel® IQ31244 Customer Reference Board Power Requirements10Table 3. Environmental Specifications10Table 4. Physical Characteristics11Table 5. Documents and Manufacturers13Table 6. Primary PCI Bus14Table 7. Rotation Scheme of the PAL Arbitration Circuit15Table 8. Intel® 31154 133 MHz PCI Bridge GPIO Pin Assignments18Table 9. GPIO Signal Definitions19Table 10. I2C Device Addresses19Table 11. Supported SDRAM Configurations21Table 12. Gigabit Ethernet Port Assignment22Table 13. SATA Port Assignment23Table 14. SATA Port Pin Assignment23Table 15. SATA JTAG Emulator Pin Assignment24Table 16. SATA Port Pin Assignment24Table 17. SATA LED Header25Table 18. Console Serial Port Connector27Table 19. Read-Only Rotary Switch27Table 20. JTAG Emulator Pin Assignment28Table 21. ATX Power Connector (J1)29Table 22. Jumper Options30Revision History51.0 Introduction71.1 Features91.2 Electrical Specifications101.2.1 SATA Drive Enclosures101.3 Environmental Specifications101.4 Physical Characteristics111.5 Physical Configuration121.6 Reference Information132.0 PCI-X Interface142.1 PAL Arbitration Circuit153.0 Intel® 80321 I/O Processor163.1 Interrupts183.2 General-Purpose I/O Unit193.3 I2C Bus Units193.4 SDRAM EEPROM203.5 Temperature Sensors203.6 Reset Supervisor203.7 DDR SDRAM213.7.1 Upgrading SDRAM213.7.2 Installation and Removal of Memory Modules214.0 Gigabit Ethernet Interface224.1 Intel® 82546EB Dual-Port Gigabit Ethernet Controller225.0 SATA Interface235.1 SATA JTAG Interface245.2 Intel® 31244 PCI-X to Serial ATA Controller245.3 Activity LEDs256.0 Peripheral Bus Interface Unit266.1 Flash ROM266.2 CompactFlash*266.3 Console Serial Port276.4 Rotary Switch276.5 JTAG Emulator Support286.6 Hex Display286.7 LEDs287.0 ATX Power Connector298.0 Jumpers30Size: 528 KBPages: 30Language: EnglishOpen manual