Datasheet

588
6120F–ATARM–03-Oct-06
AT91SAM7X512/256/128 Preliminary
37.5.26.9 Late Collisions Register
Register Name: EMAC_LCOL
Access Type: Read/Write
• LCOL: Late Collisions
An 8-bit register counting the number of frames that experience a collision after the slot time (512 bits) has expired. A late
collision is counted twice; i.e., both as a collision and a late collision.
37.5.26.10 Excessive Collisions Register
Register Name: EMAC_EXCOL
Access Type: Read/Write
• EXCOL: Excessive Collisions
An 8-bit register counting the number of frames that failed to be transmitted because they experienced 16 collisions.
31 30 29 28 27 26 25 24
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23 22 21 20 19 18 17 16
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15 14 13 12 11 10 9 8
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76543210
LCOL
31 30 29 28 27 26 25 24
––––––––
23 22 21 20 19 18 17 16
––––––––
15 14 13 12 11 10 9 8
––––––––
76543210
EXCOL