SAM3A4C Atmel Corporation, SAM3A4C Datasheet - Page 1312

• Manufacturer Part Number: SAM3A4C
• Manufacturer: Atmel Corporation

41.6.26.7
Name:
Address:
Access:
• ALE: Alignment Errors
An 8-bit register counting frames that are not an integral number of bytes long and have bad CRC when their length is trun-
cated to an integral number of bytes and are between 64 and 1518 bytes in length (1536 if bit 8 set in network configuration
register). This register is also incremented if a symbol error is detected and the frame is of valid length and does not have
an integral number of bytes.
41.6.26.8
Name:
Address:
Access:
• DTF: Deferred Transmission Frames
A 16-bit register counting the number of frames experiencing deferral due to carrier sense being active on their first attempt
at transmission. Frames involved in any collision are not counted nor are frames that experienced a transmit underrun.
1312
1312
31
23
15
31
23
15
–
–
–
7
–
–
7
SAM3X/A
SAM3X/A
Alignment Errors Register
Deferred Transmission Frames Register
EMAC_ALE
0x400B0054
Read-write
EMAC_DTF
0x400B0058
Read-write
30
22
14
30
22
14
–
–
–
6
–
–
6
29
21
13
29
21
13
–
–
–
5
–
–
5
28
20
12
28
20
12
–
–
–
4
–
–
4
DTF
DTF
ALE
27
19
11
27
19
11
–
–
–
3
–
–
3
26
18
10
26
18
10
–
–
–
2
–
–
2
25
17
25
17
–
–
9
–
1
–
–
9
1
11057A–ATARM–17-Feb-12
11057A–ATARM–17-Feb-12
24
16
24
16
–
–
8
–
0
–
–
8
0