Version 1.0 i
Table of Contents
Preface
Conventions and Terms ......................................................................................xxxv
Unconnected (Floating) Inputs ........................................................................xxxv
Multiplexed Pins ..............................................................................................xxxv
Pin Names...................................................................................................... xxxvi
Peripheral Devices ......................................................................................... xxxvi
Register Addresses........................................................................................ xxxvi
Register Tables ............................................................................................. xxxvii
Numeric Values.............................................................................................xxxviii
Block Diagrams .............................................................................................xxxviii
What’s in This User’s Guide......................................................................................xl
Chapter 1 – Overview............................................................................................xl
Chapter 2 – ADC and Brownout Detector .............................................................xl
Chapter 3 – Boot Controller...................................................................................xl
Chapter 4 – Color LCD Controller .........................................................................xl
Chapter 5 – DMA Controller..................................................................................xl
Chapter 6 – Ethernet MAC....................................................................................xl
Chapter 7 – External Memory Controller..............................................................xli
Chapter 8 – General Purpose Input/Output..........................................................xli
Chapter 9 – I2C Interface.....................................................................................xli
Chapter 10 – I2S Converter .................................................................................xli
Chapter 11 – I/O Configuration ............................................................................xli
Chapter 12 – Real Time Clock .............................................................................xli
Chapter 13 – Reset, Clock Generation and Power Control..................................xli
Chapter 14 – Synchronous Serial Port.................................................................xli
Chapter 15 – Timers............................................................................................xlii
Chapter 16 – UARTs...........................................................................................xlii
Chapter 17 – USB Device ...................................................................................xlii
Chapter 18 – Vectored Interrupt Controller .........................................................xlii
Chapter 19 – Watchdog Timer ............................................................................xlii
Appendix – Glossary ...........................................................................................xlii
Chapter 1 – Overview
1.1 Bus Architecture...............................................................................................1-3
1.2 Power Supply ...................................................................................................1-3
1.2.1 Linear Regulator........................................................................................1-3
1.2.2 Phase Locked Loop Power .......................................................................1-3
1.3 Clock Strategy..................................................................................................1-4
1.3.1 Bus Clocking Modes..................................................................................1-6
1.3.1.1 Standard Bus Clocking Modes ...........................................................1-6
1.3.1.2 Synchronous and Asynchronous Bus Clocking Modes......................1-7
1.3.1.3 Fastbus Extension Bus Clocking Mode..............................................1-7
1.4 Reset Strategy..................................................................................................1-8
1.4.1 Resetting the Test Access Port Controller ................................................1-9