OVERVIEW AND DATA ALU ARCHITECTURE
3 - 4
DATA ARITHMETIC LOGIC UNIT
MOTOROLA
The following paragraphs describe each of these components and provide a description
of data representation, rounding, and saturation arithmetic.
CLOCK
GENERATOR
PERIPHERAL
PINS
INTERNAL
DATA
BUS
SWITCH
PROGRAM
RAM/ROM
EXPANSION
PROGRAM
INTERRUPT
CONTROLLER
PROGRAM
DECODE
CONTROLLER
PROGRAM
ADDRESS
GENERATOR
YAB
XAB
PAB
YDB
XDB
PDB
GDB
MODC/NMI
MODB/IRQB
RESET
DATA ALU
24X24+56
→
56-BIT MAC
TWO 56-BIT ACCUMULATORS
EXTERNAL
ADDRESS
BUS
SWITCH
BUS
CONTROL
EXTERNAL
DATA BUS
SWITCH
ADDRESS
D
ATA
16 BITS
24 BITS
POR
T A
MODA/IRQA
PLL
X MEMORY
RAM/ROM
EXPANSION
Y MEMORY
RAM/ROM
EXPANSION
ADDRESS
GENERATION
UNIT
OnCE™
PERIPHERAL
MODULES
EXPANSION
AREA
CONTR
OL
24 Bit 56K
Module
Figure 3-1 DSP56K Block Diagram
Program Control Unit
Summary of Contents for DSP56K
Page 12: ...xii LIST of TABLES MOTOROLA List of Tables Continued Table Page Number Title Number ...
Page 13: ...MOTOROLA DSP56K FAMILY INTRODUCTION 1 1 SECTION 1 DSP56K FAMILY INTRODUCTION ...
Page 31: ...MOTOROLA DATA ARITHMETIC LOGIC UNIT 3 1 SECTION 3 DATA ARITHMETIC LOGIC UNIT ...
Page 50: ...DATA ALU SUMMARY 3 20 DATA ARITHMETIC LOGIC UNIT MOTOROLA ...
Page 51: ...MOTOROLA ADDRESS GENERATION UNIT 4 1 SECTION 4 ADDRESS GENERATION UNIT ...
Page 77: ...MOTOROLA PROGRAM CONTROL UNIT 5 1 SECTION 5 PROGRAM CONTROL UNIT ...
Page 124: ...INSTRUCTION GROUPS 6 30 INSTRUCTION SET INTRODUCTION MOTOROLA ...
Page 125: ...MOTOROLA PROCESSING STATES 7 1 SECTION 7 PROCESSING STATES STOP WAIT EXCEPTION NORMAL RESET ...
Page 167: ...STOP PROCESSING STATE MOTOROLA PROCESSING STATES 7 43 ...
Page 168: ...STOP PROCESSING STATE 7 44 PROCESSING STATES MOTOROLA ...
Page 169: ...MOTOROLA PORT A 8 1 SECTION 8 PORT A ...
Page 176: ...PORT A INTERFACE 8 8 PORT A MOTOROLA ...
Page 177: ...MOTOROLA PLL CLOCK OSCILLATOR 9 1 SECTION 9 PLL CLOCK OSCILLATOR x x d Φ VCO ...
Page 191: ...10 2 ON CHIP EMULATION OnCE MOTOROLA SECTION 10 ON CHIP EMULATION OnCE ...
Page 218: ...USING THE OnCE MOTOROLA ON CHIP EMULATION OnCE 10 29 ...
Page 604: ...INSTRUCTION ENCODING A 338 INSTRUCTION SET DETAILS MOTOROLA ...
Page 605: ...MOTOROLA BENCHMARK PROGRAMS B 1 APPENDIX B BENCHMARK PROGRAMS T T T T T P1 P3 P2 P4 T T T ...
Page 609: ...BENCHMARK PROGRAMS MOTOROLA BENCHMARK PROGRAMS B 5 ...
Page 611: ...BENCHMARK PROGRAMS MOTOROLA BENCHMARK PROGRAMS B 7 ...
Page 613: ...BENCHMARK PROGRAMS MOTOROLA BENCHMARK PROGRAMS B 9 ...
Page 615: ...BENCHMARK PROGRAMS MOTOROLA BENCHMARK PROGRAMS B 11 ...