Datasheet

U19
USB1
USB1
FB14
C165
C176C175
C178 C177
U20
U16
C166
C167
C155
FB17
R92
U21
C180
FB18
C154
C179
R50
JP44
P14
P13
P17
TP16
P18
There are two ground planes here.
We isolate the USB circuit from
the rest of the board. The circuits are only
coupled through the opto-isolators.
Serial Interface
Schematics www.ti.com
Figure 26. Schematic 9 of 10
36
PCB Layout and Schematics SLOU352–November 2012
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