LPC47B34X View Datasheet(PDF) - SMSC -> Microchip
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Description
Manufacturer
LPC47B34X Datasheet PDF : 250 Pages
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Vocabulary..................................................................................................................................101
ECP Implementation Standard ....................................................................................................102
Parallel Port Floppy Disk Controller .............................................................................................114
POWER MANAGEMENT ...............................................................................................................116
FDC Power Management ............................................................................................................116
DSR From Powerdown................................................................................................................116
Wake Up From Auto Powerdown.................................................................................................116
Register Behavior........................................................................................................................117
Pin Behavior ...............................................................................................................................117
UART Power Management ..........................................................................................................119
Exit Auto Powerdown ..................................................................................................................119
Parallel Port ................................................................................................................................119
SERIAL IRQ...................................................................................................................................120
ISA IRQ To Serial IRQ Conversion Capability..............................................................................123
8042 KEYBOARD CONTROLLER DESCRIPTION .........................................................................124
Keyboard Interface ......................................................................................................................125
External Keyboard and Mouse Interface.......................................................................................126
Keyboard Power Management.....................................................................................................126
Interrupts ....................................................................................................................................127
Memory Configurations ...............................................................................................................127
Register Definitions .....................................................................................................................127
External Clock Signal ..................................................................................................................128
Default Reset Conditions .............................................................................................................128
Latches On Keyboard and Mouse IRQs .......................................................................................131
Keyboard and Mouse PME Generation ........................................................................................132
GENERAL PURPOSE I/O ..............................................................................................................134
GPIO Pins...................................................................................................................................134
Description..................................................................................................................................136
GPIO Control ..............................................................................................................................138
GPIO Operation ..........................................................................................................................139
GPIO PME and SMI Functionality................................................................................................140
Either Edge Triggered Interrupts..................................................................................................142
Watch Dog Timer........................................................................................................................143
SYSTEM MANAGEMENT INTERRUPT (SMI) ................................................................................144
SMI Registers .............................................................................................................................144
Low Battery Warning SMI Event ..................................................................................................145
ACPI Support Register for SMI Generation ..................................................................................145
PME SUPPORT .............................................................................................................................146
Low Battery Warning PME Event.................................................................................................147
‘Wake On Specific Key’ Option....................................................................................................148
SECURITY FEATURE ....................................................................................................................149
GPIO Device Disable Register Control.........................................................................................149
Device Disable Register ..............................................................................................................149
INTRUDER DETECTION ................................................................................................................150
Intrusion Bit.................................................................................................................................150
PME and SMI Generation............................................................................................................150
LED BLINK AND COLOR CONTROL ............................................................................................151
RUNTIME REGISTERS ..................................................................................................................152
Runtime Registers Block Summary .............................................................................................152
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