37C957FR 参数 Datasheet PDF下载

INTEGRATION OF IRCC LOGIC INTO ORION DEVICE ................................ ........................... 106

IRRX / IRTX PIN ENABLE ................................ ................................ ................................ ...........106

IR REGISTERS - LOGICAL DEVICE 5 ................................ ................................ ....................... 107

IR DMA CHANNELS ................................ ................................ ................................ .................... 108

IR IRQS ................................ ................................ ................................ ................................ .........108

PARALLEL PORT ................................ ................................ ................................ ........................ 109

PARALLEL PORT INTERFACE MULTIPLEXOR ................................ ................................ ......135

HOST (LEGACY) PARALLEL PORT INTERFACE (FDC37C957FR STANDARD) ..................136

PARALLEL PORT FDC INTERFACE ................................ ................................ ......................... 136

PARALLEL PORT - 8051 CONTROL (FDC37C957FR STANDARD) ................................ .......137

8051 EMBEDDED CONTROLLER ................................ ................................ .............................. 138

FEATURES ................................ ................................ ................................ ................................ ...138

8051 FUNCTIONAL OVERVIEW ................................ ................................ ................................ .138

8051 MEMORY MAP ................................ ................................ ................................ .................... 142

8051 CONTROL REGISTERS ................................ ................................ ................................ .....147

WATCH DOG TIMER ................................ ................................ ................................ ...................162

SHARED FLASH INTERFACE ................................ ................................ ................................ ....164

8051 SYSTEM POWER MANAGEMENT ................................ ................................ .................... 169

KEYBOARD CONTROLLER ................................ ................................ ................................ .......179

MAILBOX REGISTER INTERFACE ................................ ................................ ............................ 192

PS/2 INTERFACE DESCRIPTION ................................ ................................ .............................. 195

ACCESS BUS INTERFACE DESCRIPTION ................................ ................................ ..............196

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