Intel AP440FX specifications Interrupts

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AP440FX Motherboard Technical Product Specification

2.6 Interrupts

Table 32. Interrupts

IRQ

NMI

Resource

I/O Channel Check

Reserved, Interval Timer

Reserved, Keyboard buffer full

Reserved, Cascade interrupt from slave PIC

Serial Port 2

Serial Port 1

Audio - Codec

Floppy

Parallel Port 1

Real Time Clock

Audio - FM Synthesis

USB

Video

Onboard Mouse Port if present, else user available

Reserved, Math coprocessor

Primary IDE if present, else user available

Secondary IDE if present, else user available

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Contents AP440FX Motherboard Date RevisionRevision History Table of Contents Motherboard Bios and Setup Utility AP440FX Motherboard Technical Product SpecificationError Messages and Beep Codes ContentsAP440FX Motherboard Technical Product Specification Motherboard Description OverviewMotherboard Features Key to Motherboard Features Motherboard Description Motherboard Manufacturing OptionsForm Factor Back Panel I/O Shield Dimensions I/O ShieldMicroprocessor Heatsink and Clips Microprocessor UpgradeMicroprocessor Main System Memory ChipsetDram Parity and ECC Dram2 82442FX Data Bus Accelerator DBX 3 82371SB PCI/ISA IDE Xccelerator PIIX3USB Support IDE SupportSecure Flash Support Keyboard and Mouse Interface PC87307 Super I/O ControllerFloppy Controller Real-Time Clock, Cmos RAM and Battery Graphics SubsystemInfrared Support Parallel PortS3 ViRGE Supported Resolutions Resolution1 S3 ViRGE Graphics Subsystem Refresh rate HzLBP Vesa Feature Connector S3 ViRGE/DX Supported Resolutions2 S3 ViRGE/DX Graphics Subsystem Graphics Drivers and UtilitiesAudio Subsystem Management Extension HardwareMotherboard Connectors Motherboard Connector Locations Pin Signal Name Front Panel ConnectorsFront Panel I/O Connector J2A1 Infrared Connector Power-ON LEDSwon Sleep/ResumeReset Keylock Connector J3A1Fan Connector J4A1 Keylock Connector J3A1Memory/Expansion Connectors PCI/ISA Riser Connector J6J2Signal Name Pin Signal PinSA9 SA8 SA7 SA6 SA5 SA4 SA3 SA2 SA1 SA0 SBHE# Vesa Feature Connector LBP Vesa Feature Connector J1K1Serial Header Serial Port COM2H, J3N1 PinoutAudio Connectors CD-ROM Connector J9N1Wavetable Upgrade Connector J9L1 Telephony Connector J9K1Power Supply Connectors Primary Power Supply Connector J9H1External 3.3 V Power Supply Connector J9J1 NameFloppy/IDE Connectors Soft-Off Power Supply Connector J9F1Floppy Drive Connector J8L1 Pin NameLists the pinout and signal names for the IDE connectors IDE Connectors J8H1, J9H2VGA Video Connector J1N1 Back Panel ConnectorsVGA Video Connector Keyboard and Mouse Ports USB Back Panel Connectors12.8.2 COM1 Serial Port Description Pin Parallel Port Connector PinoutParallel Port Jumper Settings Jumper LocationsMicroprocessor Configuration J4L2 Motherboard Configuration J4L2, J1J1Microprocessor/System Speed Settings J4L2-A J4L2-B J4L2-CConfiguration Jumper Settings ConfigurationReliability JumperPower Consumption Motherboard Environmental SpecificationsPower Usage EnvironmentalRegulatory Compliance Power Supply ConsiderationsSafety 17.2 EMI Product Certification MarkingsMemory Map Memory MapAddress Range Decimal Address Range hexAddress hex Size Description I/O MapO Map PCI Configuration Space Map PCI Configuration Space MapSoft-Off Control DMA ChannelsInterrupts InterruptsBios Flash Memory Organization Bios UpgradesIntroduction Flash Memory OrganizationPCI Auto-Configuration Recommendations for Configuring an Atapi DevicePCI IDE Support Primary CableDesktop Management Interface DMI Motherboard Bios and Setup UtilityISA Plug and Play Advanced Power Management APM Advanced Power Control APCBoot Options Setup Enable JumperOverview of the Setup Menu Screens Language SupportMain Bios Setup Screen System DateSystem Time Floppy OptionsFloppy Options Subscreen IDE Device Configuration Subscreen IDE Device ConfigurationFloppy a Type Floppy B TypeIDE Translation Mode Multiple Sector SettingHeads SectorsBoot Options Subscreen Setup Prompt Hard Disk Pre-DelayNum Lock Typematic Rate ProgrammingAdvanced Screen Event Logging Configuration Peripheral Configuration SubscreenSerial Port 2 IR Mode Serial Port Configuration OptionsSerial Port 1 Interface Serial Port 2 Address∙ Compatible default Parallel Port Configuration OptionsParallel Port Interface Parallel Port TypeECP Compatible Configuration Options USB InterfaceAudio Interface Hardware Monitor InterfaceAdvanced Chipset Configuration Subscreen Latency Timer PCI Clocks Onboard Video IRQVideo Palette Snoop ISA VGA Write CombiningPower Management Configuration Subscreen Plug and Play Configuration Subscreen ISA Shared Memory Base Address ∙ C8000h defaultISA Shared Memory Size IRQ 3, 4, 5, 7, 9, 10, 11, 12, 14 Event Log CapacityEvent Count Granularity Event Time Granularity Minutes∙ Keep default ∙ Do Not Mark defaultClear Event Log Mark Existing Events as ReadSecurity Screen Security Screen OptionsExit Screen Page Bios Beep Codes PCI Configuration Error MessagesBios Beep Codes PCI Configuration Error MessagesChained PCI Error Messages Error Messages and Beep Codes Bios Error MessagesBios Error Messages ISA NMI Message ISA NMI MessagesISA NMI Messages

AP440FX specifications

The Intel AP440FX is a pivotal motherboard that was released in the late 1990s, designed to support the Intel Pentium II and Pentium III processors. Known for its robust performance and versatile functionalities, the AP440FX became a popular choice among computer enthusiasts and system builders during its time.

One of the defining features of the Intel AP440FX is its support for the Intel 440FX chipset. This chipset provided improved system performance through its use of a 66 MHz front-side bus, which allowed for faster data transfer between the CPU and the memory. The motherboard was equipped with two DIMM slots capable of supporting a maximum of 512 MB of SDRAM, providing users with the flexibility to choose the amount of memory they required for their applications.

Another notable characteristic of the AP440FX motherboard is its integrated support for various peripheral interfaces. It comes equipped with multiple ISA and PCI slots, allowing users to expand their system capabilities through the addition of various cards. The presence of two USB ports, which were relatively new at the time of its release, gave users access to a wider range of peripherals and external devices.

The Intel AP440FX also features an integrated IDE controller, enabling connection for hard drives and optical drives without the need for additional controller cards. This integrated solution simplified storage management for users and contributed to the overall efficiency of the system. The motherboard also supported SCSI through optional daughter cards, catering to users who required high-speed data transfer and reliable disk storage solutions.

Moreover, the AP440FX was designed with future upgrades in mind. Its BIOS supported plug-and-play installations, allowing users to easily configure new hardware components without extensive troubleshooting. Additionally, the ATX form factor of the motherboard contributed to its compatibility with a wide range of cases and power supplies.

In terms of power management, the Intel AP440FX incorporated advanced features such as ACPI (Advanced Configuration and Power Interface), which allowed for better power efficiency and management of power states. This feature was particularly beneficial for users looking to reduce energy consumption and improve the overall longevity of their systems.

All in all, the Intel AP440FX represented a significant advancement in motherboard technology during its era. Its combination of robust performance, upgradeability, and support for new technologies made it a popular choice for users looking to build powerful and efficient computing systems.