Atmel Evaluation Kit AT91SAM9G25-EK AT91SAM9G25-EK Data Sheet
Product codes
AT91SAM9G25-EK
1034
SAM9G25 [DATASHEET]
11032C–ATARM–25-Jan-13
45.6.26.9 Late Collisions Register
Name:
EMAC_LCOL
Address:
0xF802C05C
Access:
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.
is counted twice; i.e., both as a collision and a late collision.
45.6.26.10 Excessive Collisions Register
Name:
EMAC_ECOL
Address:
0xF802C060
Access:
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
–
–
–
–
–
–
–
–
23
22
21
20
19
18
17
16
–
–
–
–
–
–
–
–
15
14
13
12
11
10
9
8
–
–
–
–
–
–
–
–
7
6
5
4
3
2
1
0
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
–
–
–
–
–
–
–
–
7
6
5
4
3
2
1
0
EXCOL