inf sachen

INF/libraries/PCA9685/examples/FrequencySweep/Constants.cpp

@@ -0,0 +1,18 @@
+// ----------------------------------------------------------------------------
+// Constants.cpp
+//
+//
+// Authors:
+// Peter Polidoro peterpolidoro@gmail.com
+// ----------------------------------------------------------------------------
+#include "Constants.h"
+
+
+namespace constants
+{
+const uint8_t device_address = 0x40;
+const size_t output_enable_pin = 2;
+
+const size_t loop_delay = 100;
+const uint16_t frequency_increment = 10;
+}

INF/libraries/PCA9685/examples/FrequencySweep/Constants.h

@@ -0,0 +1,21 @@
+// ----------------------------------------------------------------------------
+// Constants.h
+//
+//
+// Authors:
+// Peter Polidoro peterpolidoro@gmail.com
+// ----------------------------------------------------------------------------
+#ifndef CONSTANTS_H
+#define CONSTANTS_H
+#include <Arduino.h>
+
+
+namespace constants
+{
+extern const uint8_t device_address;
+extern const size_t output_enable_pin;
+
+extern const size_t loop_delay;
+extern const uint16_t frequency_increment;
+}
+#endif

INF/libraries/PCA9685/examples/FrequencySweep/FrequencySweep.ino

@@ -0,0 +1,41 @@
+#include <Arduino.h>
+#include <PCA9685.h>
+
+#include "Constants.h"
+
+
+PCA9685 pca9685;
+
+uint16_t frequency_min;
+uint16_t frequency_max;
+uint16_t frequency;
+
+void setup()
+{
+  pca9685.setupSingleDevice(Wire,constants::device_address);
+
+  pca9685.setupOutputEnablePin(constants::output_enable_pin);
+  pca9685.enableOutputs(constants::output_enable_pin);
+
+  pca9685.setOutputsNotInverted();
+
+  uint16_t time_min = pca9685.getTimeMin();
+  uint16_t time_max = pca9685.getTimeMax();
+  pca9685.setAllChannelsOnAndOffTime(time_min,time_max/4);
+
+  frequency_min = pca9685.getFrequencyMin();
+  frequency_max = pca9685.getFrequencyMax();
+
+  frequency = frequency_min;
+}
+
+void loop()
+{
+  if (frequency > frequency_max)
+  {
+    frequency = frequency_min;
+  }
+  pca9685.setToFrequency(frequency);
+  frequency += constants::frequency_increment;
+  delay(constants::loop_delay);
+}