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Equipment-and-Tool-Institute / j1939-84

J1939-84 implementation for etools.org
MIT License
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Unexpected TSC1 Queries Observed in 3.1.20 #1260

Closed ericthomasswenson closed 1 month ago

ericthomasswenson commented 1 year ago

Unexpected TSC1 Queries Observed in 3.1.20

Seen on two reports this week.

13:06:20.9877 Destination Specific TSC1 Request to Engine #1 (0) 13:06:20.9917 18EA00F9 [3] 00 00 00 (TX) 13:06:20.9980 1CE8FF00 [8] 01 FF FF FF F9 00 00 00 Acknowledgment from Engine #1 (0): Response: NACK, Group Function: 255, Address Acknowledged: 249, PGN Requested: 0 13:06:20.9990 Destination Specific TSC1 Request to Engine #1 (0) 13:06:21.0033 18EA00F9 [3] 00 00 00 (TX) 13:06:21.0074 1CE8FF00 [8] 01 FF FF FF F9 00 00 00

ericthomasswenson commented 11 months ago

Confirmed at a second user site.

18EA00F9 [3] 00 00 00 (TX) … Observed 8 times.