Datasheet

601
SAM3X / SAM3A [DATASHEET]
Atmel-11057C-ATARM-SAM3X-SAM3A-Datasheet_23-Mar-15
• FSOS: Transmit Frame Sync Output Selection
• FSDEN: Frame Sync Data Enable
0 = The TD line is driven with the default value during the Transmit Frame Sync signal.
1 = SSC_TSHR value is shifted out during the transmission of the Transmit Frame Sync signal.
• FSEDGE: Frame Sync Edge Detection
Determines which edge on frame sync will generate the interrupt TXSYN (Status Register).
• FSLEN_EXT: FSLEN Field Extension
Extends FSLEN field. For details, refer to FSLEN bit description on page 600.
Value Name Description RF Pin
0 NONE None Input-only
1NEGATIVE Negative Pulse Output
2 POSITIVE
Positive Pulse Output
3LOW
Driven Low during data transfer Output
4 HIGH
Driven High during data transfer Output
5 TOGGLING
Toggling at each start of data transfer Output
6-7 Reserved
Undefined
Value Name Description
0 POSITIVE Positive Edge Detection
1 NEGATIVE Negative Edge Detection