AT91EB42 Evaluation Board User Guide

EBI_[0..42]

 

EBI_[0..42]

EBI MEMORIES

IOB_32

IOB_[0..57]

A20

 

 

PB22

IOB_52

 

 

 

memories connected on EBI

 

 

EBI_[0..42]

IOB_[0..57]

IOB_16

IOB_15

IOB_14

IOB_13

IOB_12

IOB_11

IOB_3

IOB_49

IOB_50

IOB_46

IOB_47

EBI_41NRST

IOB_[54..57] VIN[1..4]

NPCSA2

NPCSA1 NPCSA0 MOSIA

MISOA SPCKA IRQ3

PB19 PB20 PB16 PB17

SERIAL MEMORIES

Figure6 -2 . SERIAL MEMORIES AT91EB42Blocks Overview

MICROCONTROLLER

IOB_[0..53]

EBI_[0..42]

micro / Rst / Wchdog / JTAG co.

IOB_[0..57]

IOB_[0..53]

EBI_[0..42]

INPUT / OUTPUT ON BOARD

IOB_[0..57]

IOB_51 PB21

IOB_[36..45] PB[6..15]

IOB_[6..7] PA[6..7]

IOB_[9..10] PA[9..10]

IOB_0 PA0

Serial Connectors / P.B. / LED

SUPPLY and RTC SAVE

PB18

power supply / battery

EXTENSIONS CONNECTORS

 

IOB_[0..57]

 

IOB_[0..57]

IOB_[0..57]

IOB_48

 

 

 

EBI_[0..42]

EBI_[0..42]

Extension Connectors

6-3

Appendix B – Schematics

Page 21
Image 21
Atmel manual AT91EB42 Evaluation Board User Guide, EBI Memories