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Table of Contents
Section 1
Overview...............................................................................................1-1
1.1 Scope........................................................................... .............................1-1
1.2 Deliverables ..............................................................................................1-1
1.3 The AT91EB42 Evaluation Board .............................................................1-1
Section 2
Setting Up the AT91EB42
Evaluation Board ..................................................................................2-1
2.1 Electrostatic Warning......................... .......................................................2-1
2.2 Requirements......................................................................................... ...2-1
2.3 Layout................ .......................................................................................2- 1
2.4 Jumper Settings.................... ....................................................................2-2
2.5 Powering Up the Board................................................ .............................2-2
2.6 Measuring Current Consumption on the AT91M42800 ............................2-2
2.7 Testing the AT91EB42 Evaluation Board .................................................2-2
Section 3
The On-board Software........................................................................3-1
3.1 AT91EB42 Evaluation Board ....................................................................3-1
3.2 Boot Software Program............................................................................. 3-1
3.3 Programmed Default Memory Mapping ....................................................3-2
3.4 SRAM Downloader ...................................................................................3-2
3.5 Angel Monitor............................................................... .............................3-2
3.6 Programmed Default Speed .....................................................................3-2
Section 4
Circuit Description.................................................................................4-1
4.1 AT91M42800 Processor ...........................................................................4-1
4.2 Expansion Connectors and JTAG Interface.............................................. 4-1
4.2.1 I/O Expansion Connector ................................................................... 4-1
4.2.2 EBI Expansion Connector .................................................................. 4-1
4.2.3 JTAG Interface ................................................................................... 4-1
4.3 Memories........... .......................................................................................4- 2
4.4 Analog-to-digital Converter .......................................................................4-2
4.5 Power and Crystal Quartz............................................ .............................4-2
4.6 Push Buttons, LEDs, Reset and Serial Interfaces ....................................4-2
4.7 Layout Drawing.................................. .......................................................4-3