Innovative iBIT RACER, Активити-буклет

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Programmable robot with micro:bit
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6.5 Simple line tracing robot
There are 4 scenarios of the line tracing robot operation.
1. Both sensors detect the white
surface.
Result : Robot moves forward over the
black line.
2. Only the Left sensor detects
the black line
Result : Robot spins left until both sensors
meet the white surface.
3. Only the Right sensor detects
the black line
Result : Robot spins right until both sensors
meet the white surface.
4. Both sensors detect the black line
Result : Still moves forward over the black
line or Stop or Turn left or Turn right depend
on mission.