Table Of Contents - Motorola DSP56303 User Manual

Contents
1
Chapter
Overview
1.1 Manual Organization ............................................................................................................. 1-1
1.2 Manual Conventions .............................................................................................................. 1-2
1.3 Features .................................................................................................................................. 1-4
1.4 DSP56300 Core ..................................................................................................................... 1-4
1.5 DSP56300 Core Functional Blocks ....................................................................................... 1-5
1.5.1 Data ALU............................................................................................................................... 1-6
1.5.1.1 Data ALU Registers......................................................................................................... 1-6
1.5.1.2 Multiplier-Accumulator (MAC) ...................................................................................... 1-6
1.5.2 Address Generation Unit (AGU) ........................................................................................... 1-7
1.5.3 Program Control Unit (PCU) ................................................................................................. 1-7
1.5.4 PLL and Clock Oscillator ...................................................................................................... 1-8
1.5.5 JTAG TAP and OnCE Module .............................................................................................. 1-9
1.5.6 On-Chip Memory................................................................................................................... 1-9
1.5.7 Off-Chip Memory Expansion .............................................................................................. 1-10
1.6 Internal Buses ...................................................................................................................... 1-10
1.7 DMA .................................................................................................................................... 1-11
1.8 Peripherals ........................................................................................................................... 1-12
1.8.1 GPIO Functionality.............................................................................................................. 1-12
1.8.2 HI08 ..................................................................................................................................... 1-12
1.8.3 ESSI ..................................................................................................................................... 1-13
1.8.4 SCI ....................................................................................................................................... 1-13
1.8.5 Timer Module ...................................................................................................................... 1-14
2
Chapter
Signals/Connections
2.1 Power ..................................................................................................................................... 2-3
2.2 Ground ................................................................................................................................... 2-4
2.3 Clock...................................................................................................................................... 2-5
2.4 Phase Lock Loop (PLL)......................................................................................................... 2-5
2.5 External Memory Expansion Port (Port A) ........................................................................... 2-6
2.5.1 External Address Bus............................................................................................................. 2-6
2.5.2 External Data Bus .................................................................................................................. 2-6
2.5.3 External Bus Control ............................................................................................................. 2-6
Contents
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