Connect-Tek USB-16 Manual de usuario descargar pdf (Pagina 22)

Host High Speed Electrical Test Procedure Revision 1.4

11. The results consist of EL_23 the inter-packet gap between the first two packets shown on the

oscilloscope. These are back-to-back packets from the host. The requirement is that it must be

between 88 bits and 192 bits. (EL_23). The oscilloscope display should appear as shown in the

following figure.

Figure 13: Inter-packet Gap – Between Packets from Host

12. Select the Packet Parameter measurement from the High-Speed tab and configure for device

EL_22 and run the measurements.

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Connect-Tek USB-16 Manual de usuario Pagina 22