SECTION CONTENTS
4 - 2
ADDRESS GENERATION UNIT
MOTOROLA
SECTION 4.1 ADDRESS GENERATION UNIT AND ADDRESSING MODES ....3
SECTION 4.2 AGU ARCHITECTURE ..................................................................3
4.2.1 Address Register Files (Rn) ................................................................3
4.2.2 Offset Register Files (Nn) ....................................................................4
4.2.3 Modifier Register Files (Mn) ................................................................5
4.2.4 Address ALU .......................................................................................5
4.2.5 Address Output Multiplexers ...............................................................6
SECTION 4.3 PROGRAMMING MODEL .............................................................6
4.3.1 Address Register Files (R0 - R3 and R4 - R7) ....................................7
4.3.2 Offset Register Files (N0 - N3 and N4 - N7) .......................................7
4.3.3 Modifier Register Files (M0 - M3 and M4 - M7) ...................................8
SECTION 4.4 ADDRESSING ...............................................................................8
4.4.1 Address Register Indirect Modes ........................................................9
4.4.1.1 No Update ................................................................................... 9
4.4.1.2 Postincrement By 1 ..................................................................... 9
4.4.1.3 Postdecrement By 1 ................................................................... 9
4.4.1.4 Postincrement By Offset Nn ....................................................... 10
4.4.1.5 Postdecrement By Offset Nn ...................................................... 11
4.4.1.6 Indexed By Offset Nn .................................................................. 12
4.4.1.7 Predecrement By 1 ..................................................................... 13
4.4.2 Address Modifier Arithmetic Types .....................................................14
4.4.2.1 Linear Modifier (Mn=$FFFF) ....................................................... 16
4.4.2.2 Modulo Modifier .......................................................................... 18
4.4.2.3 Reverse-Carry Modifier (Mn=$0000) .......................................... 22
4.4.2.4 Address-Modifier-Type Encoding Summary ............................... 25
Содержание DSP56K
Страница 12: ...xii LIST of TABLES MOTOROLA List of Tables Continued Table Page Number Title Number ...
Страница 13: ...MOTOROLA DSP56K FAMILY INTRODUCTION 1 1 SECTION 1 DSP56K FAMILY INTRODUCTION ...
Страница 25: ...MOTOROLA DSP56K CENTRAL ARCHITECTURE OVERVIEW 2 1 SECTION 2 DSP56K CENTRAL ARCHITECTURE OVERVIEW ...
Страница 31: ...MOTOROLA DATA ARITHMETIC LOGIC UNIT 3 1 SECTION 3 DATA ARITHMETIC LOGIC UNIT ...
Страница 50: ...DATA ALU SUMMARY 3 20 DATA ARITHMETIC LOGIC UNIT MOTOROLA ...
Страница 51: ...MOTOROLA ADDRESS GENERATION UNIT 4 1 SECTION 4 ADDRESS GENERATION UNIT ...
Страница 77: ...MOTOROLA PROGRAM CONTROL UNIT 5 1 SECTION 5 PROGRAM CONTROL UNIT ...
Страница 124: ...INSTRUCTION GROUPS 6 30 INSTRUCTION SET INTRODUCTION MOTOROLA ...
Страница 125: ...MOTOROLA PROCESSING STATES 7 1 SECTION 7 PROCESSING STATES STOP WAIT EXCEPTION NORMAL RESET ...
Страница 167: ...STOP PROCESSING STATE MOTOROLA PROCESSING STATES 7 43 ...
Страница 168: ...STOP PROCESSING STATE 7 44 PROCESSING STATES MOTOROLA ...
Страница 169: ...MOTOROLA PORT A 8 1 SECTION 8 PORT A ...
Страница 176: ...PORT A INTERFACE 8 8 PORT A MOTOROLA ...
Страница 177: ...MOTOROLA PLL CLOCK OSCILLATOR 9 1 SECTION 9 PLL CLOCK OSCILLATOR x x d Φ VCO ...
Страница 191: ...10 2 ON CHIP EMULATION OnCE MOTOROLA SECTION 10 ON CHIP EMULATION OnCE ...
Страница 218: ...USING THE OnCE MOTOROLA ON CHIP EMULATION OnCE 10 29 ...
Страница 604: ...INSTRUCTION ENCODING A 338 INSTRUCTION SET DETAILS MOTOROLA ...
Страница 605: ...MOTOROLA BENCHMARK PROGRAMS B 1 APPENDIX B BENCHMARK PROGRAMS T T T T T P1 P3 P2 P4 T T T ...
Страница 606: ...SECTION CONTENTS B 2 BENCHMARK PROGRAMS MOTOROLA SECTION B 1 INTRODUCTION 3 SECTION B 2 BENCHMARK PROGRAMS 3 ...
Страница 609: ...BENCHMARK PROGRAMS MOTOROLA BENCHMARK PROGRAMS B 5 ...
Страница 611: ...BENCHMARK PROGRAMS MOTOROLA BENCHMARK PROGRAMS B 7 ...
Страница 613: ...BENCHMARK PROGRAMS MOTOROLA BENCHMARK PROGRAMS B 9 ...
Страница 615: ...BENCHMARK PROGRAMS MOTOROLA BENCHMARK PROGRAMS B 11 ...