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by smm
Thu May 09, 2024 10:53 pm
Forum: Raspberry Pi microcontroller boards
Topic: Custom board with RP2040 impossible to flash using USB
Replies: 3
Views: 110326

Re: Custom board with RP2040 impossible to flash using USB

Lobo-T wrote: ↑
Tue Jul 12, 2022 12:11 pm
 3) Wrong value for the 27 Ohm series resistors on the USB lines.
How precise does the value of the series resistors on the USB lines have to be?

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