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searchwing-ardupilot-parameters [2021/05/30 16:34] wf68spef |
searchwing-ardupilot-parameters [2021/10/03 08:41] beckmanf [Logging] added CTUN, NTUN, TECS |
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| * The PID, NKF(EKF) and IMU take a lot of space. | * The PID, NKF(EKF) and IMU take a lot of space. | ||
| * The PID and EKF is saved using the "attitude" bit in the logging parameter setting (see [[https://github.com/ArduPilot/ardupilot/blob/6af0f460afa6f51c41056cd25fe2c70164d9d460/ArduPlane/Log.cpp#L39|Code]]). For the attitude two settings are available: Fast (50Hz), Medium(10Hz) according to [[https://github.com/ArduPilot/ardupilot_wiki/blob/6c81c28126e6cb2bdbb9cb58291342ca3ade96a0/dev/source/docs/using-the-command-line-interpreter-to-configure-apmcopter.rst#reading-logs-through-the-cli|LINK]]. I think 10Hz could be enough for us. __**But in the Code actually the Logging is done with 25Hz**__ (see [[https://github.com/ArduPilot/ardupilot/blob/d8d3494b170d50f7b45dced928cd5d9150b50d2f/ArduPlane/ArduPlane.cpp#L87|Code]]) | * The PID and EKF is saved using the "attitude" bit in the logging parameter setting (see [[https://github.com/ArduPilot/ardupilot/blob/6af0f460afa6f51c41056cd25fe2c70164d9d460/ArduPlane/Log.cpp#L39|Code]]). For the attitude two settings are available: Fast (50Hz), Medium(10Hz) according to [[https://github.com/ArduPilot/ardupilot_wiki/blob/6c81c28126e6cb2bdbb9cb58291342ca3ade96a0/dev/source/docs/using-the-command-line-interpreter-to-configure-apmcopter.rst#reading-logs-through-the-cli|LINK]]. I think 10Hz could be enough for us. __**But in the Code actually the Logging is done with 25Hz**__ (see [[https://github.com/ArduPilot/ardupilot/blob/d8d3494b170d50f7b45dced928cd5d9150b50d2f/ArduPlane/ArduPlane.cpp#L87|Code]]) | ||
| - | * IMU logging **could be disabled,** as its already triggerd by attitude logging anyway (see [[https://github.com/ArduPilot/ardupilot/blob/d8d3494b170d50f7b45dced928cd5d9150b50d2f/ArduPlane/ArduPlane.cpp#L209|Code]]), but with less data amount. | + | * IMU logging **could be disabled,** as its already triggerd by attitude logging anyway (see [[https://github.com/ArduPilot/ardupilot/blob/d8d3494b170d50f7b45dced928cd5d9150b50d2f/ArduPlane/ArduPlane.cpp#L209|Code]]), but with less data amount. **UPDATE:** Actually IMU also loggs the **BARO**, so it should not be disabled (see [[https://github.com/ArduPilot/ardupilot/search?q=set_log_baro_bit|INFO]]. |
| - | * TECS (Total Energy Control System) is not analyzed so far and **could be disabled**. | + | * TECS (Total Energy Control System) controls altitude vs speed and is important and **should be enabled**. |
| - | * CTUN Logs control loop tuning info at 10 Hz. This information is useful for tuning servo control loop gain values. AFAIK this is not analyzed so far and** could be disabled.** | + | * CTUN Logs contain baro and ** should be enabled.** |
| - | * NTUN Logs navigation tuning info at 10 Hz. This information is useful for tuning navigation control loop gain values. AFAIK this is not analyzed so far and** could be disabled.** | + | * NTUN Logs navigation tuning info at 10 Hz and ** should be enabled.** |
| This results in the following Table (according to [[https://ardupilot.org/plane/docs/parameters.html#log-bitmask-log-bitmask|Log Bitmask Description]]): | This results in the following Table (according to [[https://ardupilot.org/plane/docs/parameters.html#log-bitmask-log-bitmask|Log Bitmask Description]]): | ||
| Line 95: | Line 95: | ||
| | 2 | GPS | ON | | | 2 | GPS | ON | | ||
| | 3 | PM | ON | | | 3 | PM | ON | | ||
| - | | 4 | CTUN | OFF | | + | | 4 | CTUN | ON | |
| - | | 5 | NTUN | OFF | | + | | 5 | NTUN | ON | |
| | 6 | MODE | ON | | | 6 | MODE | ON | | ||
| - | | 7 | IMU | OFF | | + | | 7 | IMU | ON | |
| | 8 | CMD | ON | | | 8 | CMD | ON | | ||
| | 9 | CURRENT | ON | | | 9 | CURRENT | ON | | ||
| | 10 | COMPASS | ON | | | 10 | COMPASS | ON | | ||
| - | | 11 | TECS | OFF | | + | | 11 | TECS | ON | |
| | 12 | CAMERA | OFF | | | 12 | CAMERA | OFF | | ||
| | 13 | RC | ON | | | 13 | RC | ON | | ||
| Line 108: | Line 108: | ||
| | 15 | ARM/DISARM | ON | | | 15 | ARM/DISARM | ON | | ||
| | 19 | IMU_RAW | OFF | | | 19 | IMU_RAW | OFF | | ||
| + | | 20 | ATTITUDE_FULLRATE | OFF | | ||
| This results into the following parameter values. In the remarks you can see empirical Results for some settings from ArduPlane Simulator. | This results into the following parameter values. In the remarks you can see empirical Results for some settings from ArduPlane Simulator. | ||
| Line 113: | Line 114: | ||
| ^Parametername ^Value ^Description ^Remark ^ | ^Parametername ^Value ^Description ^Remark ^ | ||
| |LOG_BITMASK | 65535 | Log all | ~3.04 MB/Min Log | | |LOG_BITMASK | 65535 | Log all | ~3.04 MB/Min Log | | ||
| - | |LOG_BITMASK | 42830 | Log from table above | ~2.08 MB/Min Log | | + | |LOG_BITMASK | 45054 | Log from table above (IMU disabled) | TODO | |
| + | |LOG_BITMASK | TODO | Log from table above (IMU enabled) | TODO | | ||
| |LOG_BITMASK | 2 | Log only attitude Medium | ~1.75 MB/Min Log | | |LOG_BITMASK | 2 | Log only attitude Medium | ~1.75 MB/Min Log | | ||