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OMAP
TM
4 PandaBoard System
Reference Manual
Revision 0.4
September 22, 2010
DOC-21010
Page 7 of 83
Contents
1
Introduction ............................................................................................................................................... 11
1.1
OMAP4430 PandaBoard Overview .......................................................................................................... 12
1.2
Overview of the OMAP4430 PandaBoard Kit Contents........................................................................... 13
2
OMAP4430 PandaBoard Architecture ...................................................................................................... 14
2.1
Overview of the PandaBoard Architecture................................................................................................ 14
2.2
System Clock Distribution ........................................................................................................................ 17
2.3
OMAP4430 Processor ............................................................................................................................... 17
2.4
TWL6030 Power Companion IC............................................................................................................... 18
2.4.1
TWL6030 Core SMPS Outputs ........................................................................................................... 18
2.4.2
TWL6030 V1V8 SMPS Output ........................................................................................................... 19
2.4.3
TWL6030 V2V1 SMPS Output ........................................................................................................... 19
2.4.4
TWL6030 VMEM SMPS Output ........................................................................................................ 19
2.4.5
TWL6030 V1V29 SMPS Output ......................................................................................................... 19
2.4.6
TWL6030 LDO Power Resources ....................................................................................................... 19
2.4.7
TWL6030 Clock Circuitry ................................................................................................................... 20
2.5
TWL6040 Audio Companion IC............................................................................................................... 20
2.6
SYSBOOT Configuration ......................................................................................................................... 21
2.7
Miscellaneous Power Circuitry ................................................................................................................. 24
2.7.1
Input Power Circuitry........................................................................................................................... 24
2.7.2
USB/Ethernet Power Circuitry............................................................................................................. 26
2.8
Standard Volatile Memory ........................................................................................................................ 26
2.9
Debug UART Interface ............................................................................................................................. 26
2.10
SD/MMC Connector ................................................................................................................................. 27
2.11
HDMI Interface ......................................................................................................................................... 28
2.12
Display Interface ....................................................................................................................................... 30
2.12.1
Parallel Display DVI-D connector .................................................................................................. 30
2.12.2
Parallel Display Expansion Connector Interface............................................................................. 32
2.13
Bluetooth/WLAN Interfaces ..................................................................................................................... 36
2.14
Audio Interfaces ........................................................................................................................................ 38
2.15
USB Interfaces........................................................................................................................................... 39
2.15.1
USBOTG Interface.......................................................................................................................... 39
2.15.2
USBB1 Phy Interface ...................................................................................................................... 40
2.16
Expansion Connectors (J3 & J6) ............................................................................................................... 42
2.17
Camera Expansion Connector (J17).......................................................................................................... 44
2.18
Composite Video (J12).............................................................................................................................. 45
2.19
JTAG Connector (J8) ................................................................................................................................ 47
2.20
LED Indicators .......................................................................................................................................... 48
2.21
User Interface Features.............................................................................................................................. 49
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