CIRCC datasheet(2/70 Pages) SMSC

2 / 70 page

TABLE OF CONTENTS

FEATURES............................................................................................................................... 1

GENERAL DESCRIPTION....................................................................................................... 1

INTERFACE DESCRIPTION.................................................................................................... 5

PORTS..................................................................................................................................... 5

CHIP-LEVEL CONFIGURATION CONTROLS...................................................................... 7

RAW IR ................................................................................................................................... 10

CONSUMER IR (REMOTE CONTROL)................................................................................. 11

INTRODUCTION ................................................................................................................. 11

NEC HARDWARE FRAME DECODING.............................................................................. 11

IrDA SIR AND SHARP ASK IR INTERFACE

................................................................................ 17

REGISTERS ........................................................................................................................... 22

ACE UART CONTROLS ...................................................................................................... 22

SCE CONTROLS................................................................................................................. 23

MASTER BLOCK CONTROL REGISTER ........................................................................... 24

REGISTER BLOCK ZERO................................................................................................... 25

REGISTER BLOCK ONE..................................................................................................... 30

REGISTER BLOCK TWO .................................................................................................... 35

ACE UART.............................................................................................................................. 39

REGISTER DESCRIPTION ................................................................................................. 39

SCE ......................................................................................................................................... 54

FRAMING ............................................................................................................................ 54

ACTIVE FRAME INDICATOR.............................................................................................. 54

FRAME ERRORS ................................................................................................................ 55

BUS INTERFACE I/O ............................................................................................................. 56

FIFO MULTIPLEXER ........................................................................................................... 56

32-BYTE SCE FIFO ............................................................................................................. 56

DMA ..................................................................................................................................... 58

PROGRAMMED I/O............................................................................................................. 61

IOCHRDY TIME-OUT ............................................................................................................. 63

ZERO WAIT STATE SUPPORT .................................................................................................. 65

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