Diff: main.cpp

Revision:

3:e44f3e92cb34

Parent:

2:3d6a6b9afee0

Child:

5:182ee08ee2b0

--- a/main.cpp	Wed Jun 20 09:25:46 2018 +0000
+++ b/main.cpp	Wed Jun 20 09:44:30 2018 +0000
@@ -10,30 +10,30 @@
 Serial usb_serial(SERIAL_TX, SERIAL_RX);                                            // tx, rx
 const int baud_rate = 115200;        
                                                      // Baud rate.
-static float32_t cosSum[320];
-
-float32_t *cosArray(int length, int freq, int fs){
-    float *p = (float *) malloc(sizeof(float) * length);
-    double Ts = (double) 1/fs; 
-    double w = 2*PI*freq;
-        
-    for(int i = 0; i < length; i++){
-        p[i] = arm_cos_f32(w * Ts * i);
-    }
-    
-    return p;
-}
+//static float32_t cosSum[320];
+//
+//float32_t *cosArray(int length, int freq, int fs){
+//    float *p = (float *) malloc(sizeof(float) * length);
+//    double Ts = (double) 1/fs; 
+//    double w = 2*PI*freq;
+//        
+//    for(int i = 0; i < length; i++){
+//        p[i] = arm_cos_f32(w * Ts * i);
+//    }
+//    
+//    return p;
+//}
 
 int main() {
     usb_serial.baud(baud_rate);                                                     // Set serial USB connection baud rate (variable is declared in config part).
     
     
-    uint32_t N = 320;
-    uint32_t fs = 100;
-    uint32_t freq1 = 1;
-    uint32_t freq2 = 12;
-    float32_t *testCos1 = cosArray(N, freq1, fs);
-    float32_t *testCos2 = cosArray(N, freq2, fs);
+    uint32_t N = 3000;
+    uint32_t fs = 160;
+//    uint32_t freq1 = 1;
+//    uint32_t freq2 = 12;
+//    float32_t *testCos1 = cosArray(N, freq1, fs);
+//    float32_t *testCos2 = cosArray(N, freq2, fs);
     
     wave_object obj;
     wt_object wt;