FIC M296 Integrated DMA Controller, Integrated Interrupt Controller, Integrated PCI to LPC Bridge

Hardware Functional Overview

Key and Mouse, RTC Alarm, Modem, Ring-In, GPIO7, LAN, PME#, AC’97 Wake-Up.

•Software Watchdog Timer

•PCI Bus Power Management Interface Spec. 1.1

•Support PCI CLKRUN and STP_PCI function (for Mobile only)

•Support RTC32KHz output from GPIO18 (for Mobile only).

•Integrated 32-bit Random Number Generator

•Support one GTL-level input signal used to instantly power off the system

•Support one GTL-level input signal used to assert SMI#/SCI#

Integrated DMA Controller

•Two 8237A Compatible DMA Controllers

•8/16- bit DMA Data Transfer

•Distributed DMA Support

Integrated Interrupt Controller

•Two 8259A Compatible Interrupt Controllers for up to 15 interrupts

•Programmable Level or Edge Triggered Interrupts

•Support Serial Interrupt

•Support 8 PCI interrupts for internal device

•Support Message Interrupt Delivery Mode

•Integrated I/O APIC in Serial Mode or FSB Interrupt Delivery Model for up to 24 Interrupts

Integrated Keyboard Controller

•Hardwired Logic Provides Instant Response

•Supports PS/2 Mouse Interface

•Password Security and Password Power-Up

•System Sleep and Power-Up by Hot-Key

•KBC and PS2 Mouse Can Be Individually Disabled

Integrated PCI to LPC Bridge

•LPC 1.0 Compliance

•Support Two Master/DMA devices

Integrated Real Time Clock (RTC) with 512B CMOS SRAM

•Supports ACPI Day-of-Month and Month-of-Year Alarm

•512 Bytes of CMOS SRAM

NAND Tree for Ball Connectivity Testing

371-Balls BGA Package

1.8V Core with Mixed 1.5V, 1.8V, 2.65V and 3.3V I/O CMOS Technology

4-14 FIC M295 / M296 Service Manual