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Silicon Labs CP210x: How do I handle unused pins on the CP2108?

CP21xx

Unused pins of CP2108 should be treated as follows.

UART pins (TXD, RXD) disconnected
Flow control pins (CTS, RTS, DSR, DTR, DCD, RI) disconnected
Suspend pin (SUSPEND, /SUSPEND) disconnected
GPIO pins disconnected
NC pin disconnected

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