Atmel AT91EB42 - page 14

Circuit Description

4-4 AT91EB42 Evaluation Board User Guide

Contents

Main Page Table of Contents Page Section 1 Overview 1.1 Scope 1.2 Deliverables 1.3 The AT91EB42 Evaluation Board Overview 1-2 AT91EB42 Evaluation Board User Guide Page Page Section 3 The On-board Software 3.1 AT91EB42 Evaluation Board 3.2 Boot Software Program 3.3 Programmed Default Memory Mapping 3.4 SRAM Downloader 3.5 Angel Monitor 3.6 Programmed Default Speed Section 4 Circuit Description 4.1 AT91M42800 Processor 4.2 Expansion Connectors and JTAG Interface 4.3 Memories 4.4 Analog-to-digital Converter 4.5 Power and Crystal Quartz 4.6 Push Buttons, LEDs, Reset and Serial Interfaces 4.7 Layout Drawing Page Section 5 Appendix A Configuration Straps 5.1 Configuration Straps (CB1 - 23, JP1 - 8) Appendix A Configuration Straps 5-2 AT91EB42 Evaluation Board User Guide Appendix A Configuration Straps AT91EB42 Evaluation Board User Guide 5-3 5.2 Power Consumption Measurement Strap (JP5) 5.3 Ground Links (JP6) 5.4 Increasing Memory Size Section 6 Appendix B Schematics 6.1 Schematics Page AT91EB42 Evaluation Board User Guide 6-3 Figure 6-2. AT91EB42 Blocks Overview 6-4 AT91EB42 Evaluation Board User Guide Figure 6-3. EBI Memories AT49BV1604-90TC IDT71424S10PH IDT71V424S10Y Page 6-6 AT91EB42 Evaluation Board User Guide Figure 6-5. Push Buttons, LEDs and Serial Interface MAX3223ECAP 74LV244D PA[9..10] AT91EB42 Evaluation Board User Guide 6-7 Figure 6-6. AT91M42800 EBI_[0..42] U11 A[0..19] 6-8 AT91EB42 Evaluation Board User Guide Figure 6-7. Reset and JTAG Interface RST LED CLEAR RESET AT91EB42 Evaluation Board User Guide 6-9 Figure 6-8. Power Supply and Battery Charger Therm sensor on in place only if I Vddcore 6-10 AT91EB42 Evaluation Board User Guide Figure 6-9. Battery Type and Connection AT91EB42 Evaluation Board User Guide 6-11 Figure 6-10. SPI Memories, I2C Memories and SPI ADC Serial EEPROM memory on PIO Data Flash Memory Serial EEPROM memory on SPIA Atmel Headquarters Atmel Operations Corporate Headquarters Europe Asia Japan