at75c220 ATMEL Corporation, at75c220 Datasheet - Page 46

• Manufacturer Part Number: at75c220
• Description: Smart Internet Appliance Processor Siap
• Manufacturer: ATMEL Corporation

MAC Interrupt Mask Register
Register Name: ETH_IMR
Access Type: Read-only
Reset Value: 0xFFFF
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46
DONE
RCOM
RBNA
TOVR
TUND
RTRY
TBRE
TCOM
LINK
TIDLE
ROVR
HRESP
Management done interrupt masked.
Receive complete interrupt masked.
Receive buffer not available interrupt masked.
Ethernet Transmit buffer overrun interrupt masked
Transmit buffer underrun interrupt masked
Retry limit exceeded interrupt masked.
Transmit buffer register empty interrupt masked.
Transmit complete interrupt masked.
LINK interrupt masked.
Transmit idle interrupt masked.
Receive overrun interrupt masked.
HRESP not OK interrupt masked.
TCOM
31
23
15
–
–
–
7
TBRE
30
22
14
–
–
–
6
AT75C220
RTRY
29
21
13
–
–
–
5
TUND
28
20
12
–
–
–
4
HRESP
TOVR
27
19
11
–
–
3
ROVR
RBNA
26
18
10
–
–
2
RCOM
LINK
25
17
–
–
9
1
TIDLE
DONE
24
16
–
–
8
0