SMSC DS – LPC47M14X
Rev. 03/19/2001
128 Pin Enhanced Super I/O Controller
with an LPC Interface and USB Hub
FEATURES
3.3 Volt Operation (5 Volt Tolerant)
LPC Interface
ACPI 1.0 Compliant
Fan Control
-
Fan Speed Control Outputs
-
Fan Tachometer Inputs
Programmable Wake-up Event Interface
PC98, PC99 Compliant
Dual Game Port Interface
MPU-401 MIDI Support
General Purpose Input/Output Pins
ISA Plug-and-Play Compatible Register Set
Intelligent Auto Power Management
System Management Interrupt
2.88MB Super I/O Floppy Disk Controller
-
Licensed
CMOS
Controller
-
Software and Register Compatible with
SMSC's Proprietary 82077AA Compatible
Core
-
Supports Two Floppy Drives
-
Configurable Open Drain/Push-Pull Output
Drivers
-
Supports Vertical Recording Format
-
16-Byte Data FIFO
-
100% IBM Compatibility
-
Detects
All
Overrun
Conditions
-
Sophisticated Power Control Circuitry (PCC)
Including Multiple Powerdown Modes for
Reduced Power Consumption
-
DMA Enable Logic
-
Data Rate and Drive Control Registers
-
480 Address, Up to Eight IRQ and
Four
DMA
Options
Enhanced Digital Data Separator
-
2 Mbps, 1 Mbps, 500 Kbps, 300 Kbps, 250
Kbps Data Rates
-
Programmable Precompensation Modes
765B
Floppy
Disk
and
Underrun
Keyboard Controller
-
8042 Software Compatible
-
8 Bit Microcomputer
-
2k Bytes of Program ROM
-
256 Bytes of Data RAM
-
Four Open Drain Outputs Dedicated for
Keyboard/Mouse Interface
-
Asynchronous
Access
Registers and One Status Register
-
Supports Interrupt and Polling Access
-
8 Bit Counter Timer
-
Port 92 Support
-
Fast Gate A20 and KRESET Outputs
Serial Ports
-
Two Full Function Serial Ports
-
High Speed NS16C550
A
Compatible UARTs
with Send/Receive 16-Byte FIFOs
-
Supports 230k and 460k Baud
Programmable Baud Rate Generator
Modem Control Circuitry
-
480 Address and 15 IRQ Options
Infrared Port
-
Multiprotocol Infrared Interface
-
IrDA 1.0 Compliant
-
SHARP ASK IR
-
480 Addresses, Up to 15 IRQ
Multi-Mode Parallel Port with ChiProtect
-
Standard Mode IBM PC/XT,
PC/AT, and
PS/2 Compatible Bi-directional Parallel Port
-
Enhanced Parallel Port (EPP) Compatible -
EPP 1.7 and EPP 1.9 (IEEE 1284
Compliant)
-
IEEE 1284 Compliant Enhanced Capabilities
Port (ECP)
-
ChiProtect Circuitry for Protection
-
960
Address, Up to 15 IRQ and
Four
DMA
Options
to
Two
Data
LPC47M14x
PRELIMINARY