82374EB Datasheet | Intel Corporation

82374EB 82374SB EISA SYSTEM PONENT (ESC) Integrates EISA patible Bus Controller Translates Cycles Between EISA and ISA Bus Supports EISA Burst and Standard Cycles Supports ISA Zero Wait-State Cycles Supports Byte Assembly Disassembly for 8- 16- and 32-Bit Transfers Supports EISA Bus Frequency of up to 8 33 MHz Supports Eight EISA Slots Directly Drives Address Data and Control Signals for Eight Slots Decodes Address for Eight Slot Specific AENs Provides Enhanced DMA Controller Provides Scatter-Gather Function Supports Type A Type B Type C (Burst) and patible DMA Transfer Provides Seven Independently Programmable Channels Integrates Two 82C37A patible DMA Controllers Integrates the Functionality of two 82C59 Interrupt Controllers and two 82C54 Timers Provides 14 Programmable Channels for Edge or Level Interrupts Provides 4 PCI Interrupts Routible to any of 11 Interrupt Channels Supports Timer Function for Refresh Request System Timer Speaker Tone Fail Safe Timer and CPU Speed Control Advanced Programmable Interrupt Controller (APIC) Multiprocessor Interrupt Management Separate Bus For Interrupt Messages 5V CMOS Technology Provides High Performance Arbitration Supports Eight EISA Masters and PCEB Supports ISA Masters DMA Channels and Refresh Provides Programmable Arbitration Scheme for Fixed Rotating or bination Priority Integrates Support Logic for X-Bus Peripherals Generates Chip Selects Encoded Chip Selects for Floppy and Keyboard Controller IDE Parallel Serial Ports and General Purpose Peripherals Provides Interface for Real Time Clock Generates Control Signals for X-Bus Data Transceiver Integrates Port 92 Mouse Interrupt and Coprocessor Error Reporting Generates Non-Maskable Interrupts (NMI) PCI System Errors PCI Parity Errors EISA Bus Parity Errors Fail Safe Timer Bus Timeout Via Software Control Provides BIOS Interface Supports 512K Bytes of Flash or EPROM BIOS on the X-Bus Allows BIOS on PCI Supports...