hi, are there any specific wiring rules for the BUS ? foe example impedanc ?
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Hi Tomer,
The USB specification requires differential impedance of 90 Ω ± 10 percent between the D+/D- lines. Please refer to the App Note on FX2LP hardware guidelines for other layout guidelines.
Best Regards,
Sananya
Hi,
Please let us know what Cypress product are you using? Are you making a custom board?
Regards,
Hemanth
Hi,
my cypress product is CY7C68013A0128AXC.
yes i making a custom board.
thanks
tomer
Hi Tomer,
The USB specification requires differential impedance of 90 Ω ± 10 percent between the D+/D- lines. Please refer to the App Note on FX2LP hardware guidelines for other layout guidelines.
Best Regards,
Sananya