Connect-Tek USB-16 Bedienungsanleitung PDF herunterladen (Seite 20)

Host High Speed Electrical Test Procedure Revision 1.4

9. The result contains EL_21 the sync field length (number of bits) of the first and second packets

on the oscilloscope and should be of 32 bits. Refer to the figure below. Note that the Sync Field

starts from the high-speed idle transitions to a falling edge (due to the first zero).

Figure 11: Host Packet Sync Field

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Connect-Tek USB-16 Bedienungsanleitung Seite 20