Datasheet

872
SAM9X25 [DATASHEET]
11054E–ATARM–10-Mar-2014
• RX_MPOL: Receiver Manchester Polarity
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.
• ONE: Must Be Set to 1
Bit 29 must always be set to 1 when programming the US_MAN register.
• DRIFT: Drift Compensation
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.
01 ALL_ZERO The preamble is composed of ‘0’s
10 ZERO_ONE The preamble is composed of ‘01’s
11 ONE_ZERO The preamble is composed of ‘10’s