LPC47U32X Ver la hoja de datos (PDF) - SMSC -> Microchip
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LPC47U32X
SMSC -> Microchip
LPC47U32X Datasheet PDF : 252 Pages
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EPP 1.7 Operation....................................................................................................................... 97
Extended Capabilities Parallel Port............................................................................................... 99
Vocabulary .................................................................................................................................100
ECP Implementation Standard....................................................................................................101
PARALLEL PORT FLOPPY DISK CONTROLLER .........................................................................112
FDC on Parallel Port Pin .............................................................................................................117
POWER MANAGEMENT ...............................................................................................................114
FDC Power Management ............................................................................................................114
DSR From Powerdown ...............................................................................................................114
Wake Up From Auto Powerdown ................................................................................................114
Register Behavior .......................................................................................................................114
Pin Behavior ...............................................................................................................................115
UART Power Management..........................................................................................................117
Parallel Port................................................................................................................................117
MPU-401 Power Management.....................................................................................................117
SERIAL IRQ...................................................................................................................................118
ISA IRQ to Serial IRQ Conversion Capability ..............................................................................122
8042 KEYBOARD CONTROLLER DESCRIPTION .........................................................................123
Keyboard Interface......................................................................................................................124
External Keyboard and Mouse Interface ......................................................................................125
Keyboard Power Management ....................................................................................................125
Interrupts ....................................................................................................................................126
Memory Configurations...............................................................................................................126
Register Definitions.....................................................................................................................126
External Clock Signal..................................................................................................................127
Default Reset Conditions.............................................................................................................127
Latches On Keyboard and Mouse IRQs.......................................................................................130
Keyboard and Mouse PME Generation........................................................................................131
GENERAL PURPOSE I/O ..............................................................................................................133
GPIO Pins ..................................................................................................................................133
Description .................................................................................................................................134
GPIO Control..............................................................................................................................135
GPIO Operation..........................................................................................................................137
GPIO PME and SMI Functionality ...............................................................................................138
Either Edge Triggered Interrupts .................................................................................................140
LED Functionality .......................................................................................................................140
Watch Dog Timer .......................................................................................................................140
SYSTEM MANAGEMENT INTERRUPT (SMI) ................................................................................142
SMI Registers .............................................................................................................................142
ACPI Support Register for SMI Generation..................................................................................143
PME SUPPORT .............................................................................................................................144
Wake On Specific Key Option .....................................................................................................146
FAN SPEED CONTROL AND MONITORING .................................................................................147
Fan Speed Control......................................................................................................................147
Fan Tachometer Input.................................................................................................................148
SECURITY FEATURE ....................................................................................................................153
GPIO Device Disable Register Control ........................................................................................153
Device Disable Register ..............................................................................................................153
GAME PORT LOGIC .....................................................................................................................154
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