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38 lines
2.7 KiB
Markdown
38 lines
2.7 KiB
Markdown
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pageClass: is-wide-page
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---
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# InternalCombustionEngineControl (UORB message)
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**TOPICS:** internal_combustion_engine_control
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## Fields
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| Name | Type | Unit [Frame] | Range/Enum | Description |
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| ------------------------------------------------------------- | --------- | ------------ | ---------- | ----------------------------------------------------------------------------------------------------------------------------- |
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| <a id="fld_timestamp"></a>timestamp | `uint64` | | | time since system start (microseconds) |
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| <a id="fld_ignition_on"></a>ignition_on | `bool` | | | activate/deactivate ignition (spark plug) |
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| <a id="fld_throttle_control"></a>throttle_control | `float32` | | | setpoint for throttle actuator, with slew rate if enabled, idles with 0 [norm] [@range 0,1] [@uncontrolled NAN to stop motor] |
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| <a id="fld_choke_control"></a>choke_control | `float32` | | | setpoint for choke actuator, 1: fully closed [norm] [@range 0,1] |
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| <a id="fld_starter_engine_control"></a>starter_engine_control | `float32` | | | setpoint for (electric) starter motor [norm] [@range 0,1] |
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| <a id="fld_user_request"></a>user_request | `uint8` | | | user intent for the ICE being on/off |
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## Source Message
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[Source file (GitHub)](https://github.com/PX4/PX4-Autopilot/blob/main/msg/InternalCombustionEngineControl.msg)
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::: details Click here to see original file
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```c
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uint64 timestamp # time since system start (microseconds)
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bool ignition_on # activate/deactivate ignition (spark plug)
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float32 throttle_control # setpoint for throttle actuator, with slew rate if enabled, idles with 0 [norm] [@range 0,1] [@uncontrolled NAN to stop motor]
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float32 choke_control # setpoint for choke actuator, 1: fully closed [norm] [@range 0,1]
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float32 starter_engine_control # setpoint for (electric) starter motor [norm] [@range 0,1]
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uint8 user_request # user intent for the ICE being on/off
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```
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:::
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