IMPORTANT NOTICE
Spectrum Digital, Inc. reserves the right to make changes to its products or to discontinue any
product or service without notice. Customers are advised to obtain the latest version of relevant
information to verify that the data being relied on is current before placing orders.
Spectrum Digital, Inc. warrants performance of its products and related software to current
specifications in accordance with Spectrum Digital’s standard warranty. Testing and other quality
control techniques are utilized to the extent deemed necessary to support this warranty.
Please be aware that the products described herein are not intended for use in life-support
appliances, devices, or systems. Spectrum Digital does not warrant nor is Spectrum Digital liable for
the product described herein to be used in other than a development environment.
Spectrum Digital, Inc. assumes no liability for applications assistance, customer product design,
software performance, or infringement of patents or services described herein. Nor does Spectrum
Digital warrant or represent any license, either express or implied, is granted under any patent right,
copyright, or other intellectual property right of Spectrum Digital, Inc. covering or relating to any
combination, machine, or process in which such Digital Signal Processing development products or
services might be or are used.
WARNING
This equipment is intended for use in a laboratory test environment only. It generates, uses, and can
radiate radio frequency energy and has not been tested for compliance with the limits of computing
devices pursuant to subpart J of part 15 of FCC rules, which are designed to provide reasonable
protection against radio frequency interference. Operation of this equipment in other environments
may cause interference with radio communications, in which case the user at his own expense will be
required to take whatever measures necessary to correct this interference.
Copyright
©
2006 Spectrum Digital, Inc.
Contents
Introduction to the DM6437 Evaluation Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Provides you with a description of the DM6437 Evaluation Module, key features, and
block diagram.
1.1 Key Features
..........................................................
1.2 Functional Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.3 Basic Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.4 Memory Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.5 Configuration Switch Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.6 Power Supply
.........................................................
1.7 Power Measurement
...................................................
2
Board Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Describes the operation of the major board components on the DM6437 Evaluation Module.
2.1 EMIF Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1.1 DDR2 Memory Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1.2 Flash, NAND Flash, SRAM Memory Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.2 Peripheral Interfaces
.................................................
2.2.1 VLYNQ Interface
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2.2.2 UART Interface
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2.2.3 CAN Interface
.....................................................
2.3 Video Interfaces
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2.3.1 Input Video Port Interfaces
.............................................
2.3.2 On Chip Video Output DACs
............................................
2.4 AIC33 Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.4.1 Audio PLL/VCXO Circuit/PLL1705 Clock Generator . . . . . . . . . . . . . . . . . . . . . . . . .
2.5 Ethernet Interface
.......................................................
2.6 I
2
C Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.6.1 I/O Expanders
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2
C EEPROM
........................................................
2.6.2 I
2.7 S/PDIF Analog, and Optical Interfaces
....................................
2.8 Daughter Card Interface
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2.9 DM6437 Core CPU Clock
..............................................
2.10 DM6437 Core Voltage Select
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