PC87317 datasheet(11/272 Pages) NSC

11 / 272 page

Table of Contents

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7.5

SHARP-IR MODE – DETAILED DESCRIPTION ..................................................................... 163

7.6

SIR MODE – DETAILED DESCRIPTION ................................................................................ 163

7.7

CONSUMER-IR MODE – DETAILED DESCRIPTION ............................................................ 164

7.7.1

Consumer-IR Transmission ....................................................................................... 164

7.7.2

Consumer-IR Reception ............................................................................................ 164

7.8

FIFO TIME-OUTS .................................................................................................................... 165

7.8.1

UART, SIR or Sharp-IR Mode Time-Out Conditions ................................................. 165

7.8.2

Consumer-IR Mode Time-Out Conditions ................................................................. 165

7.8.3

Transmission Deferral ............................................................................................... 165

7.9

AUTOMATIC FALLBACK TO A NON-EXTENDED UART MODE .......................................... 165

7.11

BANK 0 – GLOBAL CONTROL AND STATUS REGISTERS ................................................. 166

7.11.1

Receiver Data Port (RXD) or the Transmitter Data Port (TXD) ................................. 166

7.11.2

Interrupt Enable Register (IER) ................................................................................. 167

7.11.3

Event Identification Register (EIR) ............................................................................ 168

7.11.4

FIFO Control Register (FCR) ..................................................................................... 170

7.11.5

Link Control Register (LCR) and Bank Selection Register (BSR) ............................. 171

7.11.6

Bank Selection Register (BSR) ................................................................................. 172

7.11.7

Modem/Mode Control Register (MCR) ...................................................................... 172

7.11.8

Link Status Register (LSR) ........................................................................................ 174

7.11.9

Modem Status Register (MSR) .................................................................................. 175

7.11.10 Scratchpad Register (SPR) ....................................................................................... 175

7.11.11 Auxiliary Status and Control Register (ASCR) .......................................................... 176

7.12

BANK 1 – THE LEGACY BAUD GENERATOR DIVISOR PORTS ......................................... 176

7.12.1

Legacy Baud Generator Divisor Ports (LBGD(L) and LBGD(H)), .............................. 177

7.12.2

Link Control Register (LCR) and Bank Select Register (BSR) .................................. 177

7.13

BANK 2 – EXTENDED CONTROL AND STATUS REGISTERS ............................................ 177

7.13.1

Baud Generator Divisor Ports, LSB (BGD(L)) and MSB (BGD(H)) ........................... 178

7.13.2

Extended Control Register 1 (EXCR1) ...................................................................... 179

7.13.3

Link Control Register (LCR) and Bank Select Register (BSR) .................................. 180

7.13.4

Extended Control and Status Register 2 (EXCR2) .................................................... 180

7.13.5

Reserved Register ..................................................................................................... 180

7.13.6

TX_FIFO Current Level Register (TXFLV) ................................................................ 180

7.13.7

RX_FIFO Current Level Register (RXFLV) ............................................................... 181

7.14

BANK 3 – MODULE REVISION ID AND SHADOW REGISTERS .......................................... 181

7.14.1

Module Revision ID Register (MRID) ........................................................................ 181

7.14.2

Shadow of Link Control Register (SH_LCR) ............................................................. 181

7.14.3

Shadow of FIFO Control Register (SH_FCR) ............................................................ 182

7.14.4

Link Control Register (LCR) and Bank Select Register (BSR) .................................. 182

7.15

BANK 4 – IR MODE SETUP REGISTER ................................................................................ 182

7.15.1

Reserved Registers ................................................................................................... 182

7.15.2

Infrared Control Register 1 (IRCR1) .......................................................................... 182

7.15.3

Link Control Register (LCR) and Bank Select Register (BSR) .................................. 182

7.15.4

Reserved Registers ................................................................................................... 182

7.16

BANK 5 – INFRARED CONTROL REGISTERS ..................................................................... 183

7.16.1

Reserved Registers ................................................................................................... 183

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