78q8430-100igt Maxim Integrated Products, Inc., 78q8430-100igt Datasheet - Page 60

• Manufacturer Part Number: 78q8430-100igt
• Description: 10/100 Ethernet Mac And Phy
• Manufacturer: Maxim Integrated Products, Inc.

78Q8430 Data Sheet
Note: When the Done bit is not set, the Collision Count field may not be correct. In this case, a non-zero
value does indicate that the frame currently being transmitted has experienced at least one collision, but
the actual count value may not be correct until the Done bit is set.
7.6.4
7.6.5
60
Name: TPSR
Bits
28
27:25
24:16
15:13
12
11
10
9
8
7:4
3:0
Name: TPROS
Bits
31:8
7
6
5
4
3
2
1
0
Name: RPROS
Bits
31:8
7
6
5
4
3
2
1
0
Transmit Producer Status
Receive Producer Status
Type
Type
Type
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
X
X
X
X
Default
Default
Default
Reset Val: 0x0E00_0000
Reset Val: 0x0000_0000
Reset Val: 0x0000_0000
0
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Description
Carrier
Loss of carrier during transmission.
QUE
The number of the QUE that was the source for this packet.
Packet ID
The packet ID that was assigned to this packet by the PCWR when it
was loaded into the QUE.
Reserved
No Heart Beat
No heartbeat was detected at the end of transmission.
Excessive Deferrals
Deferred
Late Collision
Excessive Collisions
Reserved
Collision Count
The number of collisions experienced by this packet.
Description
Reserved
QUE7: QUE is dropping a packet.
QUE6: QUE is dropping a packet.
QUE5: QUE is dropping a packet.
QUE4: QUE is dropping a packet.
QUE3: QUE is dropping a packet.
QUE2: QUE is dropping a packet.
QUE1: QUE is dropping a packet.
QUE0: QUE is dropping a packet.
Description
Reserved
QUE7: QUE is dropping a packet.
QUE6: QUE is dropping a packet.
QUE5: QUE is dropping a packet.
QUE4: QUE is dropping a packet.
QUE3: QUE is dropping a packet.
QUE2: QUE is dropping a packet.
QUE1: QUE is dropping a packet.
QUE0: QUE is dropping a packet.
Block: CTL
Block: CTL
Block: CTL
Address: 0x108
Address: 0x10C
Address: 0x110
DS_8430_001
Rev. 1.2