Contents
©2011DigiInternational,Inc. 3
Chapter 1: About the Module........................................... 9
Features and Functionality.................................................. 10
Module Variant ...............................................................11
Block Diagram................................................................. 12
CPU ............................................................................12
Module ........................................................................13
Module Pinout................................................................. 14
Pinout Legend ................................................................14
J1 Pinout ......................................................................14
J2 Pinout ......................................................................22
Power........................................................................... 31
Module Power Supplies .....................................................31
Supply Inputs .................................................................31
Supply Outputs ...............................................................32
MC13892 Power Management ..............................................33
Memory......................................................................... 34
DDR2 SDRAM Memory .......................................................34
NAND Flash Memory .........................................................34
Chip selects.................................................................... 34
Chip Select Memory Map ...................................................34
Multiplexed GPIO ............................................................. 35
GPIO Multiplexing Table ....................................................35
Interfaces...................................................................... 40
1-Wire .........................................................................40
Accelerometer ...............................................................40
ADC and Touch Screen ......................................................40
Synchronous Serial Interface (SSI) ........................................41
External Memory Interface (EMI) .........................................42
Ethernet 1 ....................................................................42
Ethernet 2 ....................................................................42
I
2
C .............................................................................43
Video Subsystem .............................................................44
Video Processing Unit (VPU) ...............................................44
Image Processing Unit (IPU) ...............................................46
Keypad ........................................................................48
Memory Cards ................................................................48
PWM ...........................................................................49
RTC ............................................................................50
SPDIF ..........................................................................50
SPI .............................................................................51