mirror of https://github.com/arendst/Tasmota.git
29 lines
1.0 KiB
Plaintext
29 lines
1.0 KiB
Plaintext
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// ---------------------------------------------------------------------------
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// Example NewPing library sketch that pings 3 sensors 20 times a second.
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// ---------------------------------------------------------------------------
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#include <NewPing.h>
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#define SONAR_NUM 3 // Number of sensors.
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#define MAX_DISTANCE 200 // Maximum distance (in cm) to ping.
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NewPing sonar[SONAR_NUM] = { // Sensor object array.
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NewPing(4, 5, MAX_DISTANCE), // Each sensor's trigger pin, echo pin, and max distance to ping.
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NewPing(6, 7, MAX_DISTANCE),
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NewPing(8, 9, MAX_DISTANCE)
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};
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void setup() {
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Serial.begin(115200); // Open serial monitor at 115200 baud to see ping results.
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}
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void loop() {
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for (uint8_t i = 0; i < SONAR_NUM; i++) { // Loop through each sensor and display results.
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delay(50); // Wait 50ms between pings (about 20 pings/sec). 29ms should be the shortest delay between pings.
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Serial.print(i);
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Serial.print("=");
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Serial.print(sonar[i].ping_cm());
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Serial.print("cm ");
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}
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Serial.println();
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}
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