This is a another sample demonstrating Arduino MEGA, LCD screen and SRF05 ultrasonic range finder. The distance measurement from SRF05 is displayed on the LCD screen in centimetres.
Different from Infra Red range finder witch uses IR light to measure distance, ultrasonic range finder sends short high pitch sound pulses and measures the time for the [...]
Posts Tagged ‘LED’
Arduino interfacing SRF05 rage finder with LCD screen
January 8th, 2010
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Arduino LED traffic lights
January 6th, 2010
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This is a bit enhanced version of the “hello world” blink application for Arduino: traffic lights emulator. The top three LEDs control car traffic and the bottom two are fore pedestrians.
int carRedPin = 13;
int carYellowPin = 12;
int carGreenPin = 11;
int pedestrianRedPin = 10;
int pedestrianGreenPin = 9;
// The setup() method runs once, when the sketch starts
void [...]
