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USB High Speed Function
High speed switch function done by the device (U19) which receives inputs from the standard-USB 3.0 type A con-
nector J6 and the Billboard device (U13) data using USB2.0 protocol and switches either of one to the Type-C con-
nector (CN2). The switching behavior of U13 is controlled by the iCE device using the HS_SAI and HS_EN signals.
Figure 7 shows the High Speed Switch.
Figure 7. High Speed Switch
Table 11 provides the detailed definition of the MUX selection.
Table 11. MUX Selection
J6
USB CONN
U13
BB DEVICE
ICE5LP4K/ICE40LP8K
ENA/B
0
1
1
USB Type-C Demo Kit V2 Board
CN2
U19
Type-
HS Switch
C
CONN
SAI
OUTA0
X
1
0
14
Hi-Z
INA
INB
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