DP83932C NSC [National Semiconductor], DP83932C Datasheet - Page 36
DP83932C
Manufacturer Part Number
DP83932C
Description
MHz SONICTM Systems-Oriented Network Interface Controller
Manufacturer
NSC [National Semiconductor]
Datasheet
1.DP83932C.pdf
(98 pages)
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4 0 SONIC Registers
4 3 5 Interrupt Mask Register (Continued)
Bit
7
6
5
4
3
2
1
0
TCEN GENERAL PURPOSE TIMER COMPLETE enable
0 disable
1 enables interrupts when the general purpose timer has rolled over from 0000 0000h to FFFF FFFFh
RDEEN RECEIVE DESCRIPTORS EXHAUSTED enable
0 disable
1 enables interrupts when all receive descriptors in the RDA have been exhausted
RBEEN RECEIVE BUFFERS EXHAUSTED enable
0 disable
1 enables interrupts when all resource descriptors in the RRA have been exhausted
RBAEEN RECEIVE BUFFER AREA EXCEEDED enable
0 disable
1 enables interrupts when the SONIC attempts to buffer data beyond the end of the Receive Buffer Area
CRCEN CRC TALLY COUNTER WARNING enable
0 disable
1 enables interrupts when the CRC tally counter has rolled over from FFFFh to 0000h
FAEEN FRAME ALIGNMENT ERROR (FAE) TALLY COUNTER WARNING enable
0 disable
1 enables interrupts when the FAE tally counter rolled over from FFFFh to 0000h
MPEN MISSED PACKET (MP) TALLY COUNTER WARNING enable
0 disable
1 enables interrupts when the MP tally counter has rolled over from FFFFh to 0000h
RFOEN RECEIVE FIFO OVERRUN enable
0 disable
1 enables interrupts when the receive FIFO has overrun
(Continued)
36
Description