FDC37N958FR Просмотр технического описания (PDF) - SMSC -> Microchip

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FDC37N958FR

Notebook I/O Controller with Enhanced Keyboard and System Control

SMSC -> Microchip 

IR IRQS................................................................................................................................................ 101

PARALLEL PORT ............................................................................................................................... 102

PARALLEL PORT INTERFACE MULTIPLEXOR ............................................................................... 124

HOST (LEGACY) PARALLEL PORT INTERFACE (FDC37N958FR STANDARD)............................ 125

PARALLEL PORT FDC INTERFACE ................................................................................................. 125

PARALLEL PORT - 8051 CONTROL (FDC37N958FR STANDARD) ................................................ 126

8051 EMBEDDED CONTROLLER...................................................................................................... 127

FEATURES.......................................................................................................................................... 127

8051 FUNCTIONAL OVERVIEW......................................................................................................... 127

8051 MEMORY MAP ........................................................................................................................... 131

8051 CONTROL REGISTERS............................................................................................................. 136

WATCH DOG TIMER........................................................................................................................... 151

SHARED FLASH INTERFACE............................................................................................................ 153

8051 SYSTEM POWER MANAGEMENT ............................................................................................ 158

KEYBOARD CONTROLLER ............................................................................................................... 168

MAILBOX REGISTER INTERFACE .................................................................................................... 181

PS/2 INTERFACE DESCRIPTION....................................................................................................... 184

ACCESS.BUS INTERFACE DESCRIPTION ....................................................................................... 185

LED CONTROLS ................................................................................................................................. 189

PULSE WIDTH MODULATORS .......................................................................................................... 190

REAL TIME CLOCK CMOS ACCESS................................................................................................. 190

8051 CONTROLLED PARALLEL PORT ............................................................................................ 193

8051 CONTROLLED IR PORT............................................................................................................ 196

SMSC DS – FDC37N958FR

Rev. 09/01/99

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