78Q8430 Data Sheet
DS_8430_001
Address: 0x108
Name: TPSR
Reset Val: 0x0E00_0000
Block: CTL
Bits
Type
Default Description
28
RO
0
7
0
Carrier
Loss of carrier during transmission.
27:25
24:16
RO
RO
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.
15:13
12
X
Reserved
RO
0
No Heart Beat
No heartbeat was detected at the end of transmission.
11
10
9
RO
RO
RO
RO
X
0
0
0
0
Excessive Deferrals
Deferred
Late Collision
Excessive Collisions
Reserved
8
7:4
3:0
RO
0
Collision Count
The number of collisions experienced by this packet.
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 Transmit Producer Status
Name: TPROS
Reset Val: 0x0000_0000
Block: CTL
Address: 0x10C
Bits
Type
Default Description
31:8
7
X
Reserved
RO
RO
RO
RO
RO
RO
RO
RO
0
0
0
0
0
0
0
0
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.
6
5
4
3
2
1
0
7.6.5 Receive Producer Status
Name: RPROS Reset Val: 0x0000_0000
Block: CTL
Address: 0x110
Bits
Type
Default Description
31:8
7
X
Reserved
RO
RO
RO
RO
RO
RO
RO
RO
0
0
0
0
0
0
0
0
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.
6
5
4
3
2
1
0
60
Rev. 1.2
TERIDIAN [ TERIDIAN SEMICONDUCTOR CORPORATION ]
