001 · Hardware + Software
A fuel dispenser nobody had documented, decoded frame by frame.
25-byte frames at 38400 8N1, BCD fields, a bus shared with legacy equipment —
then the 120 mm board that listens to it and the ledger the owner reads from
anywhere.
Read the case study
04 02 28 43 91 78 00 24 75 00 26 03 78 FC 00 43 45 01 19 2A 07 00 03 42 06
04 20 05 04
04 20 05 04
04 21 05
04 02 28 43 91 78 00 24 75 00 26 03 78 FC 00 43 45 01 19 2A 07 00 03 42 06
04 20 05 04
04 20 05 04
04 20 05 04
04 02 28 43 91 78 00 24 75 00 26 03 78 FC 00 43 45 01 19 2A 07 00 03 42 06
04 21 05
04 20 05 04
04 02 28 43 91 78 00 24 75 00 26 03 78 FC 00 43 45 01 19 2A 07 00 03 42 06
04 20 05 04
04 20 05 04
04 21 05
04 02 28 43 91 78 00 24 75 00 26 03 78 FC 00 43 45 01 19 2A 07 00 03 42 06
04 20 05 04
04 20 05 04
04 20 05 04
04 02 28 43 91 78 00 24 75 00 26 03 78 FC 00 43 45 01 19 2A 07 00 03 42 06
04 21 05
04 20 05 04
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