commit1

software/signal_processing/sine.c

@@ -2,9 +2,72 @@
 #include "system/data_channel.h"
 #include "system/float_word.h"
 
+#include <math.h>
+#include <stdio.h>
+
+typedef struct {
+    float value;
+} Result;
+
+
+void generateSinusCurve(float samples_per_period, float phase, float amplitude, Result res[]) {
+    float delta_phase = 2.0 * M_PI / samples_per_period;
+    float current_phase = phase;
+
+    for (int i = 0; i < DATA_CHANNEL_DEPTH; ++i) {
+        res[i].value = amplitude * sinf(current_phase);
+        current_phase += delta_phase;
+    }
+}
+
+
+
 int task_sine_run( void * data ) {
 
-    // TODO
+	
+	sine_config * task = (sine_config *) data;
+	uint32_t data_channel_base = task -> base.sink;
+	data_channel_clear( data_channel_base );
+	float_word res;
+
+	
+
+
+//float samples_per_period = 32.0;
+	float samples_per_period = task ->samples_per_periode;
+   	float phase = task-> phase;
+   	float amplitude = task -> amplitude;
+
+    	Result results[DATA_CHANNEL_DEPTH];
+
+   	 generateSinusCurve(samples_per_period, phase, amplitude, results);
+
+
+
+
+
+
+for (int i = 0; i < DATA_CHANNEL_DEPTH; ++i) {
+        //printf("Wert %d: %f\n", i, results[i].value);
+	res.value = results[i].value;
+	data_channel_write( data_channel_base, res.word);
+    }
 
     return 0;
 }
+
+
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software/signal_processing/system/task_sine.c

@@ -24,7 +24,7 @@ sine_config SINE_CONFIG = {
         .sink = DATA_CHANNEL_0_BASE,
         .cycle_count = 0 },
     .samples_per_periode = 32,
-    .phase = 0.0,
+    .phase = 0,
     .amplitude = 4.0 };
 
 sine_config COSINE_CONFIG = {