# CAN file processing

* split trace file by packet ID
* per-ID comparison of multiple trace files
* counter bit region detection
* charting using MegaLogViewer

```
gradlew :reader:shadowJar
java -jar reader/build/libs/reader-all.jar "C:\stuff\rusefi_documentation\OEM-Docs\VAG\2006-Passat-B6" -filter passat-back-and-forth-60-seconds -dbc opendbc/vw_golf_mk4.dbc
```


# CAN playback
CAN playback using PCAN on Windows or SocketCAN on Linux.

```
gradlew :playback:shadowJar
java -jar playback/build/libs/playback-all.jar playback/src/main/resources/atlas.trc
```

# CAN decoding hints

CAN log file utilities to help me work with https://github.com/brent-stone/CAN_Reverse_Engineering and https://github.com/HeinrichG-V12/E65_ReverseEngineering


* turning ignition on (wake up)
* OEM ECU remove, turning ignition on (wake up)
* turning ignition off (shutdown)
* from ignition ON cranking and idling
* just idling
* ignition on, engine not running, press clutch four times
* ignition on, engine not running, brake pedal three times
* ignition on, engine not running, throttle pedal from 0% to 50%, to 0%, to 100%, to 0%
* engine running, rev from 1500 rpm to 3000 rpm