Revision History
REVISION LEVEL
AND DATE
SECTION/FIGURE/ENTRY
CORRECTION
Rev. 08-10-04
Changes throughout document including the
following chapters and/or sections:
FEATURES pg. 1
GENERAL DESCRIPTION pg. 7
DESCRIPTION OF PIN FUNCTIONS pg. 9
3 VOLT OPERATION / 5 VOLT
TOLERANCE pg. 14
POWER FUNCTIONALITY pg. 15
FUNCTIONAL DESCRIPTION pg. 19
FLOPPY DISK CONTROLLER pg. 23
COMMAND SET/DESCRIPTIONS pg.
37
INSTRUCTION SET pg. 39
FDC SWAP BIT pg. 55
INFRARED INTERFACE pg. 69
PARALLEL PORT pg. 75
PARALLEL PORT FLOPPY DISK
CONTROLLER pg. 91
POWER MANAGEMENT pg. 94
8042 KEYBOARD CONTROLLER
DESCRIPTION pg. 100
GENERAL PURPOSE I/O pg. 109
SYSTEM MANAGEMENT
INTERRUPT (SMI) pg. 115
PME SUPPORT pg. 117
FAN SPEED CONTROL AND
MONITORING pg. 120
ISA IRQ TO SERIAL IRQ
CONVERSION CAPABILITY pg. 127
RUNTIME REGISTERS pg. 128
CONFIGURATION pg. 151
OPERATIONAL DESCRIPTION pg. 168
TIMING DIAGRAMS pg. 171
APPENDIX - TEST MODE pg. 195
SMSC LPC47B27x
- 3 -
Rev. 08-10-04
DATASHEET
SMSC [ SMSC CORPORATION ]
