 |
3.3 Volt Operation (5V Tolerant) |
|
Floppy Disk Controller (Supports Two FDCs) |
|
Multi-Mode™ Parallel Port |
|
Two UARTs |
|
8042 Keyboard Controller |
|
SMBus Controller |
|
X-Bus Interface |
|
Programmable Wake-Up Event Interface (nIO_PME
Pin) |
|
SMI Support (nIO_SMI Pin) |
|
GPIOs (39) |
|
Fan Speed Control Output |
|
Fan Tachometer Input |
|
ISA IRQ to Serial IRQ Conversion |
|
XNOR Chain |
|
PC99 and ACPI 1.0 Compliant |
|
ISA Plug-and-Play Compatible Register Set |
|
Intelligent Auto Power Management |
|
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 |
|
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 |
|
|
Enhanced Digital Data Separator
|
2 Mbps, 1 Mbps, 500 Kbps, 300 Kbps,
250 Kbps Data Rates |
|
Programmable Precompensation Modes |
|
|
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 |
|
|
Serial Ports
|
Two Full Function Serial Ports |
|
High Speed NS16C550 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 |
|
IrDA 1.0, HP-SIR, ASKIR Support |
|
|
Multi-Mode Parallel Port with ChiProtect™
|
Standard Mode IBM PC/XT, PC/AT, and
PS/2 Compatible Bidirectional 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
Against Damage Due to Printer Power-On |
|
480 Address, Up to 15 IRQ and Three
DMA Options |
|
Multiplexed Command, Address and
Data Bus |
|
8 Bit I/O Transfers |
|
8 Bit DMA Transfers |
|
16 Bit Address Qualification |
|
Serial IRQ Interface Compatible with
Serialized IRQ Support for PCI Systems |
|
Power Management Event (PME) Interface
Pin |
|
|
100 Pin QFP Lead-Free RoHS Compliant Package |
| Description |
File Name |
File Size |
Date |
 |
| LPC47S422 Data Brief |
47s422db.pdf |
73K |
5/7/07 |
| Evaluation Boards |
EVB-LPCSIO422
EVB-LPCDEVPL |
|
|
|
| Reference Design
Files |
|
|
|
| Serialized IRQ Support for PCI Systems Specification |
serirq60.doc |
111K |
12/4/95 |
| Run Time Editor for LPC47S42x |
rre42x.exe |
51K |
5/26/00 |
| LPC47B37x Configuration Register Editor Utility |
confgen.exe |
66K |
12/11/98 |
| ISA-LPC Active Extender Board Manual |
isalpcext.doc |
121K |
5/18/00 |
| ISA-LPC Active Extender Board Schematic -
Orcad Format |
isalpcext.dsn |
705K |
11/3/98 |
| ISA-LPC Active Extender Board Schematic -
PDF Format |
isalpcext.pdf |
267K |
5/26/00 |
| LPC47S42x Reference Design Schematic |
evbsio42x.pdf |
163K |
3/13/00 |
| SMSC IrDA NDIS 5.0 Driver for Windows 98,
Windows 98SE, Windows Me, and Windows 2000 |
irndisk.zip |
94K |
9/14/00 |
| Bill of Materials |
lpc47s42x.doc |
24K |
3/24/00 |
|
| Anomaly |
Contact your local SMSC representative |
| Object Code |
Unlimited royalty-free distribution
rights when offered with SMSC controller |
| Source Code |
Contact your local SMSC representative |
| Using the Adobe® Acrobat® Reader |
aacrobat.html |
|
|
