5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
2. Removed unused parts from the design.
1. Improved layout for the USB PHY.
3. Added current measurement function to the TWL4030.
REV
BY
Description
DATE
4. Added filter caps to the VBUS rail input and output.
C
GC
8/14/08
5.Changed U9 & U11 package to the QFN..
C1
1. Added J12 and J13 to provide access to the RGB TTL signals on the LCD.
2. Added 5 filter caps.
3. Moved the USB Host port from Port1 to Port2.
4. Deleted R1.
5. Added 10K pulldown to USB reset signal.
6. Added 10K pulldown resistors as ID function to determine board type by reading these pins.
7. Added series resistor, R53, in the CLK line of the HSUSB clock line. May be removed after
testing.
GC10/1/08
C2
1. Moved the McBSP3_DX signal to pin AB26.
2. Moved the McBSP3_DR signal to pin AB25.
3. Moved the McBSP3_CLKX signal to pin AD25.
4. Changes were to allow access to three PWM signals from OMAP3530.
1/1/09 GC
CONTENTS
8
1
USB HOST AND EXPANSION
9
3
2
DVI-D
SD/MMC, SERIAL HEADER
10
TWL4030 2 of 2
OMAP3 2 OF 3, JTAG, SWITCHES, LEDS, SVIDEO
7
TWL4030 1 of 2, AUDIO JACKS, LED, 26MHZ, 32KHZ
SCHEMATIC PAGEPAGE NO.
OMAP3 3 OF 3
OMAP3 1 OF 3
4
USB OTG CONNECTOR AND MAIN POWER
5
COVER PAGE
6
This schematic is *NOT SUPPORTED* and DOES NOT constitute a reference design.
Only “community” support is allowed via resources at BeagleBoard.org/discuss.
THERE IS NO WARRANTY FOR THIS DESIGN , TO THE EXTENT PERMITTED BY APPLICABLE
LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR OTHER
PARTIES PROVIDE THE DESIGN “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER
EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK AS TO THE
QUALITY AND PERFORMANCE OF THE DESIGN IS WITH YOU. SHOULD THE DESIGN DESIGN
PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING, REPAIR OR
CORRECTION.
C2A
1. Changed R70 and R72 from 12K to 1.2K to lower the impedance due to noise issues.
2. Changed R71 and R73 from 12K to 1.2K to lower the impedance due to noise issues.
3/11/09 GC
450-5000-001
C2A
Beagle-Cover Page
B
110Wednesday, March 11, 2009
Title
Size Document Number Rev
Date: Sheet
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