Dependencies:   mbed-dsp mbed

Fork of DSP_200kHz by Mazzeo Research Group

Revision:
53:83a90a47c1fd
Parent:
52:5a40cc58c4c2
Child:
54:1697dc574b96
--- a/main.cpp	Sat Jan 31 20:56:04 2015 +0000
+++ b/main.cpp	Tue Feb 09 15:11:08 2016 +0000
@@ -1,27 +1,18 @@
 #include "mbed.h"
 
 // Sampling
-#include "Sample/adc.h"
-#include "Sample/pdb.h"
-#include "Sample/quad.h"
-
-#include "AngleEncoder.h"
+#include "DMA_sampling/adc.h"
 
 // for debug purposes
 Serial pc(USBTX, USBRX);
 DigitalOut led_red(LED_RED);
 DigitalOut led_green(LED_GREEN);
 DigitalOut led_blue(LED_BLUE);
-DigitalOut quadA(PTC17);
-DigitalOut quadB(PTC16);
-
-AngleEncoder angle_encoder(PTD2, PTD3, PTD1, PTD0, 8, 0, 1000000); // mosi, miso, sclk, cs, bit_width, mode, hz
 
 // defined in dma.cpp
 extern int len;
 extern uint16_t sample_array0[];
 extern uint16_t sample_array1[];
-extern uint16_t angle_array[];
 
 using namespace std;
  
@@ -29,63 +20,22 @@
     led_blue = 1;
     led_green = 1;
     led_red = 1;
-    quadA = 0;
-    quadB = 0;
     
     pc.baud(230400);
     pc.printf("Starting\r\n");
     
-    quad_init(); // initialize FTM2 to quadrature decoder
     adc_init(); // always initialize adc before dma
+    
+    pc.printf("ADC Initialized\r\n");
+    
     dma_init(); // initializes DMAs
-    pdb_init(); // initialize PDB0 as the timer for ADCs and DMA2
     
     led_green = 1;
     
     pc.printf("\r\n\r\n\r\n");
     
     while(1) {
-        // creates signals for the quad decoder to read for testing
-        quadA = !quadA;
-        for(int i = 0; i < 65535; i++) asm("nop");
-        quadB = !quadB;
-        
-        if(pc.readable() > 0) {
-            char temp = pc.getc();
-            
-            switch(temp) {
-                case 'G':
-                case 'g':
-                    pc.printf("Quad Cnt: %i\r\n", quad_read());
-                    break;
-                case 'F': // clear the samples
-                case 'f':
-                    for(int i = 0; i < len; i++) {sample_array0[i] = 0; sample_array1[i] = 0; angle_array[i] = 0;}
-                    pc.printf("Arrays cleared\r\n");
-                    // then display the samples
-                case 'S': // display what's been sampled
-                case 's':
-                    for(int i = 0; i < len; i++) pc.printf("%i: %f\t %f\t %i\r\n",i,sample_array0[i]*3.3/65535,sample_array1[i]*3.3/65535, angle_array[i]);
-                    pc.printf("\r\n");
-                    break;
-                
-                    
-                // Programmable Delay Block debug
-                case 'B':
-                case 'b':
-                    pc.printf("Started PCB...samples being taken\r\n");
-                    pdb_start();
-                    break;
-                case 'K':
-                case 'k':
-                    pc.printf("Stopped PCB\r\n");
-                    pdb_stop();
-                    break;
-                case 'V':
-                case 'v':
-                    pc.printf("PDB: %i\r\n",PDB0_CNT);
-                    break;
-            }
-        }
+        pc.printf("%f",sample_array0[1]);
+        wait_ms(500);
     }
 }
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