Atmel Evaluation Kit AT91SAM9M10-G45-EK AT91SAM9M10-G45-EK Data Sheet

Product codes
AT91SAM9M10-G45-EK
Page of 1361
 618
SAM9M10 [DATASHEET]
6355F–ATARM–12-Mar-13
 
• FSOS:  Receive  Frame  Sync  Output  Selection
• FSEDGE:  Frame  Sync  Edge  Detection
Determines which edge on Frame Sync will generate the interrupt RXSYN in the SSC Status Register.
• FSLEN_EXT:  FSLEN  Field  Extension
Extends FSLEN field. For details, refer to FSLEN bit description on 
FSOS
Selected  Receive  Frame  Sync  Signal
RF  Pin
0x0
None
Input-only
0x1
Negative Pulse
Output
0x2
Positive Pulse
Output
0x3
Driven Low during data transfer
Output
0x4
Driven High during data transfer
Output
0x5
Toggling at each start of data transfer
Output
0x6-0x7
Reserved
Undefined
FSEDGE
Frame  Sync  Edge  Detection
0x0
Positive Edge Detection
0x1
Negative Edge Detection