LPC47M192 Datasheet, PDF (1/228 Pages) SMSC Corporation – LPC SUPER I/O WITH HARDWARE MONITORING BLOCK

LPC47M192
LPC Super I/O with Hardware Monitoring Block
FEATURES
ƒ 3.3 Volt Operation (SIO Block is 5 Volt Tolerant)
ƒ LPC Interface
ƒ ACPI 1.0/2.0 Compliant
ƒ Fan Control
- Fan Speed Control Outputs (2)
- Fan Tachometer Inputs (2)
ƒ Programmable Wake-up Event Interface
ƒ PC98, PC99, PC01 Compliant
ƒ Dual Game Port Interface
ƒ MPU-401 MIDI Support
ƒ General Purpose Input/Output Pins (37)
ƒ ISA Plug-and-Play Compatible Register Set
ƒ Intelligent Auto Power Management
ƒ System Management Interrupt
ƒ 2.88MB Super I/O Floppy Disk Controller
- Licensed CMOS 765B Floppy Disk
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 and Underrun
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 15 IRQ and Three
DMA Options
ƒ Enhanced Digital Data Separator
- 2 Mbps, 1 Mbps, 500 Kbps, 300 Kbps, 250
Kbps Data Rates
- Programmable Precompensation Modes
ƒ 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 to Two Data
Registers and One Status Register
- Supports Interrupt and Polling Access
- 8 Bit Counter Timer
- Port 92 Support
- Fast Gate A20 and KRESET Outputs
ƒ Serial Ports
- Two Full Function Serial Ports
- High Speed 16C550A 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
ƒ Infrared Port
- Multiprotocol Infrared Interface
- IrDA 1.0 Compliant
- SHARP ASK IR
- 480 Addresses, Up to 15 IRQ
ƒ 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 Three DMA
Options
ƒ LPC Interface
- Multiplexed Command, Address and Data
Bus
- Serial IRQ Interface Compatible with
Serialized IRQ Support for PCI Systems
- PME Interface
ƒ Hardware Monitor
- Monitor Power supplies (+2.5V, +3.3V, +5V,
+12V, +1.8V, +1.5V, Vccp (processor
voltage), and VCC or HVSB)
- Remote Thermal Diode Sensing for Two
External Temperature Measurements
- Internal Ambient Temperature Measurement
- Limit Comparison of all Monitored Values
- System Management Bus (SMBus) Interface
- THERM# Pin for out-of-limit Temperature or
Voltage Indication
- RESET# Pin for generating 20msec Low
Reset Pulse
- Configurable offset for internal or external
temperature channels.
ƒ AMI Keyboard BIOS ROM
ƒ 128 Pin QFP, 3.2mm footprint Package; green,
lead-free package also available
SMSC DS – LPC47M192
Rev. 03/30/05
DATASHEET