PC87366 datasheet(10/240 Pages) NSC

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8.3

ACB REGISTERS .................................................................................................................... 148

8.3.1

ACB Register Map ..................................................................................................... 148

8.3.2

ACB Serial Data Register (ACBSDA) ........................................................................ 148

8.3.3

ACB Status Register (ACBST) .................................................................................. 149

8.3.4

ACB Control Status Register (ACBCST) ................................................................... 150

8.3.5

ACB Control Register 1 (ACBCTL1) .......................................................................... 151

8.3.6

ACB Own Address Register (ACBADDR) ................................................................. 152

8.3.7

ACB Control Register 2 (ACBCTL2) .......................................................................... 152

8.4

ACB REGISTER BITMAP ........................................................................................................ 153

9.0

Game Port (GMP)

9.1

OVERVIEW ............................................................................................................................. 154

9.2

FUNCTIONAL DESCRIPTION ................................................................................................ 154

9.2.1

Game Device Axis Position Indication ....................................................................... 154

9.2.2

Capturing the Position ............................................................................................... 155

9.2.3

Button Status Indication ............................................................................................. 156

9.2.4

Operation Modes ....................................................................................................... 156

9.2.5

Operation Control ...................................................................................................... 157

9.3

GAME PORT REGISTERS ..................................................................................................... 158

9.3.1

Game Port Register Map ........................................................................................... 158

9.3.2

Game Port Control Register (GMPCTL) .................................................................... 159

9.3.3

Game Port Legacy Status Register (GMPLST) ......................................................... 160

9.3.4

Game Port Extended Status Register (GMPXST) ..................................................... 161

9.3.5

Game Port Interrupt Enable Register (GMPIEN) ....................................................... 162

9.3.6

Game Device A X-Axis Position Low Byte (GMPAXL) .............................................. 163

9.3.7

Game Device A X-Axis Position High Byte (GMPAXH) ............................................. 163

9.3.8

Game Device A YAxis Position Low Byte (GMPAYL) ............................................... 163

9.3.9

Game Device A Y-Axis Position High Byte (GMPAYH) ............................................. 163

9.3.10

Game Device B X-Axis Position Low Byte (GMPBXL) .............................................. 164

9.3.11

Game Device B X-Axis Position High Byte (GMPBXH) ............................................. 164

9.3.12

Game Device B Y-Axis Position Low Byte (GMPBYL) .............................................. 164

9.3.13

Game Device B Y-Axis Position High Byte (GMPBYH) ............................................. 164

9.3.14

Game Port Event Polarity Register (GMPEPOL) ...................................................... 165

9.4

GAME PORT BITMAP ............................................................................................................. 166

10.0

Musical Instrument Digital Interface (MIDI) Port

10.1

OVERVIEW ............................................................................................................................. 167

10.2

FUNCTIONAL DESCRIPTION ................................................................................................ 167

10.2.1

Internal Bus Interface Unit ......................................................................................... 168

10.2.2

Port Control and Status Registers ............................................................................. 168

10.2.3

Data Buffers and FIFOs ............................................................................................. 168

10.2.4

MIDI Communication Engine ..................................................................................... 168

10.2.5

MIDI Signals Routing Control Logic ........................................................................... 169

10.2.6

Operation Modes ....................................................................................................... 169

10.2.7

MIDI Port Status Flags .............................................................................................. 170

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