PC87363 datasheet(10/200 Pages) NSC

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Table of Contents (Continued)

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9.0

Game Port (GMP)

9.1

OVERVIEW ............................................................................................................................. 149

9.2

FUNCTIONAL DESCRIPTION ................................................................................................ 149

9.2.1

Game Device Axis Position Indication ....................................................................... 149

9.2.2

Capturing the Position ............................................................................................... 150

9.2.3

Button Status Indication ............................................................................................. 151

9.2.4

Operation Modes ....................................................................................................... 151

9.2.5

Operation Control ...................................................................................................... 152

9.3

GAME PORT REGISTERS ..................................................................................................... 153

9.3.1

Game Port Register Map ........................................................................................... 153

9.3.2

Game Port Control Register (GMPCTL) .................................................................... 154

9.3.3

Game Port Legacy Status Register (GMPLST) ......................................................... 155

9.3.4

Game Port Extended Status Register (GMPXST) ..................................................... 156

9.3.5

Game Port Interrupt Enable Register (GMPIEN) ....................................................... 157

9.3.6

Game Device A X-Axis Position Low Byte (GMPAXL) .............................................. 158

9.3.7

Game Device A X-Axis Position High Byte (GMPAXH) ............................................. 158

9.3.8

Game Device A YAxis Position Low Byte (GMPAYL) ............................................... 158

9.3.9

Game Device A Y-Axis Position High Byte (GMPAYH) ............................................. 158

9.3.10

Game Device B X-Axis Position Low Byte (GMPBXL) .............................................. 159

9.3.11

Game Device B X-Axis Position High Byte (GMPBXH) ............................................. 159

9.3.12

Game Device B Y-Axis Position Low Byte (GMPBYL) .............................................. 159

9.3.13

Game Device B Y-Axis Position High Byte (GMPBYH) ............................................. 159

9.3.14

Game Port Event Polarity Register (GMPEPOL) ...................................................... 160

9.4

GAME PORT BITMAP ............................................................................................................. 161

10.0

Musical Instrument Digital Interface (MIDI) Port

10.1

OVERVIEW ............................................................................................................................. 162

10.2

FUNCTIONAL DESCRIPTION ................................................................................................ 162

10.2.1

Internal Bus Interface Unit ......................................................................................... 163

10.2.2

Port Control and Status Registers ............................................................................. 163

10.2.3

Data Buffers and FIFOs ............................................................................................. 163

10.2.4

MIDI Communication Engine ..................................................................................... 163

10.2.5

MIDI Signals Routing Control Logic ........................................................................... 164

10.2.6

Operation Modes ....................................................................................................... 164

10.2.7

MIDI Port Status Flags .............................................................................................. 165

10.2.8

MIDI Port Interrupts ................................................................................................... 166

10.2.9

Enhanced MIDI Port Features ................................................................................... 167

10.3

MIDI PORT REGISTERS ........................................................................................................ 168

10.3.1

MIDI Port Register Map ............................................................................................. 168

10.3.2

MIDI Data In Register (MDI) ...................................................................................... 168

10.3.3

MIDI Data Out Register (MDO) ................................................................................. 168

10.3.4

MIDI Status Register (MSTAT) .................................................................................. 169

10.3.5

MIDI Command Register (MCOM) ............................................................................ 169

10.3.6

MIDI Control Register (MCNTL) ................................................................................ 170

10.4

MIDI PORT BITMAP ................................................................................................................ 171

PC87363 Datasheet(PDF) 10 Page - National Semiconductor (TI)

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