RT101X USB FS/HS device without external crystal

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RT101X USB FS/HS device without external crystal

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jh0
Contributor IV

Does RT101X can work as FS or / and HS USB device (not host) without using external crystal?

Regards,

JH

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jay_heng
NXP Employee
NXP Employee

External 24MHz crystal is necessary for USB application (PHY should be driven by 480MHz clk). as internal RC24M (maximum 20% accuracy error) is only for low speed peripherals

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jay_heng
NXP Employee
NXP Employee

External 24MHz crystal is necessary for USB application (PHY should be driven by 480MHz clk). as internal RC24M (maximum 20% accuracy error) is only for low speed peripherals