Table Of Contents - pandaboard OMAP 4 Series System Reference Manual

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
2.4.2
2.4.3
2.4.4
2.4.5
2.4.6
2.4.7
2.5 TWL6040 Audio Companion IC............................................................................................................... 20
2.6 SYSBOOT Configuration ......................................................................................................................... 21
2.7 Miscellaneous Power Circuitry ................................................................................................................. 24
2.7.1
2.7.2
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
2.12.2
2.13 Bluetooth/WLAN Interfaces ..................................................................................................................... 36
2.14 Audio Interfaces ........................................................................................................................................ 38
2.15 USB Interfaces........................................................................................................................................... 39
2.15.1
2.15.2
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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OMAP
TWL6030 Core SMPS Outputs ........................................................................................................... 18
TWL6030 V1V8 SMPS Output ........................................................................................................... 19
TWL6030 V2V1 SMPS Output ........................................................................................................... 19
TWL6030 VMEM SMPS Output ........................................................................................................ 19
TWL6030 V1V29 SMPS Output ......................................................................................................... 19
TWL6030 LDO Power Resources ....................................................................................................... 19
TWL6030 Clock Circuitry ................................................................................................................... 20
Input Power Circuitry........................................................................................................................... 24
USB/Ethernet Power Circuitry............................................................................................................. 26
Parallel Display DVI-D connector .................................................................................................. 30
Parallel Display Expansion Connector Interface............................................................................. 32
USBOTG Interface.......................................................................................................................... 39
USBB1 Phy Interface ...................................................................................................................... 40
TM
4 PandaBoard System
Reference Manual
Revision 0.4
September 22, 2010
DOC-21010
Contents
Page 7 of 83