Atmel ARM-Based Evaluation Kit AT91SAM9N12-EK AT91SAM9N12-EK Data Sheet

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SAM9N12/SAM9CN11/SAM9CN12 [DATASHEET]

11063K–ATARM–05-Nov-13

0: Logic Zero is coded as a zero-to-one transition, Logic One is coded as a one-to-zero transition.

1: Logic Zero is coded as a one-to-zero transition, Logic One is coded as a zero-to-one transition.

Bit 29 must always be set to 1 when programming the US_MAN register.

0: The USART can not recover from an important clock drift

1: The USART can recover from clock drift. The 16X clock mode must be enabled.