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372 SPU 780 01EMAN May 2002
Cable A Errors
Cable A Errors Cable A is the main cable connecting the remote I/O Processor to the Remote I/O
Interface.
Status Word Description
173 The count of frame size errors and DMA overrun errors. The high order byte
represents a count of Cable A frame size errors. This indicates that the length
of the data message was incorrect. The low order byte represents a count of
DMA receiver overrun counts. This indicates that the hardware had more
data to send than was required.
174 The Cable A LAN receiver error counter and the Bad Drop reception on cable
A counter. This indicates a cable or noise problem to a drop. The "Drop
Communication Errors (173)" should be examined to determine which drop
is having problems.
175 The last received LAN error code for cable A. The LAN hardware detected
an error in receiving a message.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
1 = No end frame
1 = Short frame
1 = Overrun error
1 = Alignment error
1 = CRC error
1 = Received message OK