Table Of Contents - Analog Devices ADSP-2106x SHARC User Manual

CHAPTER 1 INTRODUCTION
1.1 OVERVIEW ..........................................................................................................1-1
1.2 ADSP-21000 FAMILY FEATURES & BENEFITS ................................................1-5
1.2.1 System-Level Enhancements ..........................................................................1-6
1.2.2 Why Floating-Point DSP? ................................................................................1-7
1.3 ADSP-2106X ARCHITECTURE ...........................................................................1-8
1.3.1 Core Processor ................................................................................................1-8
1.3.1.1 Computation Units .......................................................................................1-8
1.3.1.2 Data Register File ........................................................................................1-8
1.3.1.3 Program Sequencer & Data Address Generators .......................................1-9
1.3.1.4 Instruction Cache .......................................................................................1-10
1.3.1.5 Interrupts....................................................................................................1-10
1.3.1.6 Timer..........................................................................................................1-10
1.3.1.7 Core Processor Buses ...............................................................................1-10
1.3.1.8 Internal Data Transfers ..............................................................................1-11
1.3.1.9 Context Switching ......................................................................................1-11
1.3.1.10 Instruction Set ............................................................................................1-12
1.3.2 Dual-Ported Internal Memory .........................................................................1-12
1.3.3 External Memory & Peripherals Interface ......................................................1-13
1.3.4 Host Processor Interface ...............................................................................1-13
1.3.5 Multiprocessing ..............................................................................................1-14
1.3.6 I/O Processor .................................................................................................1-14
1.3.6.1 Serial Ports ................................................................................................1-14
1.3.6.2 Link Ports ...................................................................................................1-15
1.3.6.3 DMA Controller ..........................................................................................1-15
1.3.6.4 Booting.......................................................................................................1-16
1.4 DEVELOPMENT TOOLS ...................................................................................1-16
1.5 MESH MULTIPROCESSING .............................................................................1-18
1.6 ADDITIONAL LITERATURE ..............................................................................1-18
CHAPTER 2 COMPUTATION UNITS
2.1 OVERVIEW ..........................................................................................................2-1
2.2 IEEE FLOATING-POINT OPERATIONS .............................................................2-2
2.2.1 Extended Floating-Point Precision ...................................................................2-3
2.2.2 Short Word Floating-Point Format ...................................................................2-3
2.2.3 Floating-Point Exceptions ................................................................................2-4
2.3 FIXED-POINT OPERATIONS ..............................................................................2-4
2.4 ROUNDING ..........................................................................................................2-4
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