Component: Photo Reflector (Light): Difference between revisions

Latest revision as of 14:36, 13 July 2026

Author	Matrix Ltd
Version	1.0
Category	Light

Photo Reflector component

Uses InfraRed light to detect if an external object is near to the sensor. Returns a discrete analogue signal which can represent distance from the nearest object. Useful for applications like wall following, control based systems and robotics.

Component Source Code

Please click here to download the component source project: FC_Comp_Source_PhotoReflector.fcfx

Please click here to view the component source code (Beta): FC_Comp_Source_PhotoReflector.fcfx

Detailed description

No detailed description exists yet for this component

Examples

No additional examples

Macro reference

Initialise

	Initialise
Sets up the I/O to allow the sensor to operate.
- VOID	Return

SampleSensor

	SampleSensor
Samples the sensor and automatically controls the emitter pin if enabled. Returns the analogue reading from the sensor pin.
- BYTE	Return

Property reference

	Properties
	Emitter Type
Decides if the emitter needs to be switched on and off during sampling
	Connections
	Sense Pin
Pin connected to the sensor element of the photo transistor
	Simulation
	Discrete Distance
Simulation range used to determine if the sense pin is active or not.

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 | width="10%" align="center" class="mtx-class-macrohead" | [[File:Fc9-comp-macro.png]]
-| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Initialise'''
+| width="90%" class="mtx-class-macrohead" | '''Initialise'''
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 | colspan="2" | Sets up the I/O to allow the sensor to operate.&nbsp;
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 | width="10%" align="center" class="mtx-class-macrohead" | [[File:Fc9-comp-macro.png]]
-| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''SampleSensor'''
+| width="90%" class="mtx-class-macrohead" | '''SampleSensor'''
 |-
 | colspan="2" | Samples the sensor and automatically controls the emitter pin if enabled. Returns the analogue reading from the sensor pin.&nbsp;
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 {| class="mtx-class-macrotable wikitable"
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-| width="10%" align="center" style="background-color:#D8C9D8;" | [[File:Fc9-prop-icon.png]]
+| width="10%" align="center" class="mtx-class-macrohead" | [[File:Fc9-prop-icon.png]]
-| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Properties'''
+| width="90%" class="mtx-class-macrohead" | '''Properties'''
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 | colspan="2" | Decides if the emitter needs to be switched on and off during sampling&nbsp;
 |-
-| width="10%" align="center" style="background-color:#EAE1EA;" | [[File:Fc9-conn-icon.png]]
+| width="10%" align="center" class="mtx-class-propfolder" | [[File:Fc9-conn-icon.png]]
-| width="90%" style="background-color:#EAE1EA; color:#4B008D;" | Connections
+| width="90%" class="mtx-class-propfolder" | Connections
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 | colspan="2" | Pin connected to the sensor element of the photo transistor&nbsp;
 |-
-| width="10%" align="center" style="background-color:#EAE1EA;" | [[File:Fc9-conn-icon.png]]
+| width="10%" align="center" class="mtx-class-propfolder" | [[File:Fc9-conn-icon.png]]
-| width="90%" style="background-color:#EAE1EA; color:#4B008D;" | Simulation
+| width="90%" class="mtx-class-propfolder" | Simulation
 |-
 |-

SteveT (talk | contribs)