Diff: main.cpp

Revision:

3:dacbf2b208f5

Parent:

2:7734a904c531

diff -r 7734a904c531 -r dacbf2b208f5 main.cpp
--- a/main.cpp	Thu Nov 26 09:25:10 2015 +0000
+++ b/main.cpp	Mon Nov 30 14:38:13 2015 +0000
@@ -1,21 +1,86 @@
-// miniblip analog in
+// potenciometro controla la matriz 
+// y buzzer al mismo tiempo envia por 
+// el puerto serie
+
+#include "mbed.h"
+#include "neopixel.h"
+#include "USBSerial.h"
+
+// Matrix led output pin
+#define MATRIX_PIN P0_9
+#define NLEDS 25
+
+
+AnalogIn   ain(P0_22);
 
-// photoresistor:       P0_23
-// external analogs:    P0_15, P0_14, P0_13, P0_12, P0_11
- 
-#include "mbed.h"
+unsigned int counter = 0;   
+USBSerial serial;
+
+neopixel::Pixel buffer[NLEDS];
+PwmOut speaker(P0_8);
+
 
-// Initialize a pins to perform analog input and digital output fucntions
-AnalogIn   ain(P0_23);
+void setPixel(uint32_t posicion, uint8_t red, uint8_t green, uint8_t blue) {
+  buffer[posicion].red=red;
+  buffer[posicion].green=green;
+  buffer[posicion].blue=blue;
+}
+
+
+int main()
+{
+    // Turn off miniblip buzzer
+    speaker=0.0;
 
-Serial pc(USBTX, USBRX);
+    serial.printf("Hello world!\n");
+    DigitalIn(MATRIX_PIN, PullDown);
+        
+    while(true) {   
+        float pot = ain.read()*24;
+        //serial.printf("mini blip is alive for %i seconds.\n", counter);
+        serial.printf("Pot: %f\n", pot);
+        counter++;  
+    
+        neopixel::PixelArray array(MATRIX_PIN);
+        
+        for(int i=0;i<NLEDS;i++) {
+            setPixel(i, 0, 0, 0);
+        }
+        
+        if (pot >= 100) pot =100;
+        setPixel(pot, 0, 20, 0);
+        
+        /*
+        float note=200*(pot);
+        speaker.period(1.0/note);           
+        speaker = 50.0;
+        */
+        array.update(buffer, NLEDS);
+        wait_ms(10);    
 
-int main(void)
-{
-    while (1) {
-        // print the percentage and 16 bit normalized values
-        pc.printf("Perc: %3.3f%%\n", ain.read()*100.0f);
-        pc.printf("Norm: 0x%04X \n", ain.read_u16());
-        wait(0.2f);
     }
+    
+    //
+//    // Create a temporary DigitalIn so we can configure the pull-down resistor.
+//    DigitalIn(DATA_PIN, PullDown);
+//
+//    // The pixel array control class.
+//    neopixel::PixelArray array(DATA_PIN);
+//
+//    uint32_t offset = 0;
+//    uint32_t i = 1;
+//    while (1) {
+//        array.update(generate, 64, offset++);
+//        
+//        //Play Sound
+//        float note=500+(i*100);
+//        speaker.period(1.0/note);           
+//        //speaker = float(i)/50.0;
+//        
+//        i++;
+//        if (i>10) i=1;
+//        // Rainbow delay
+//        wait_ms(100);
+//    }
 }
+