Diff: main.cpp

Revision:

0:a331bf280a04

diff -r 000000000000 -r a331bf280a04 main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Feb 23 20:35:51 2019 +0000
@@ -0,0 +1,117 @@
+#include "mbed.h"
+#include "PinDetect.h"
+
+// THIS PROGRAM IS FOR DEMONSTRATING PROBLEMS 1 - 3 OF LAB #1
+// NOW INCLUDES PARTS 8
+
+// Input declarations
+// Input/output type yourvariable(physical pin)
+DigitalIn pb_1(p5);
+DigitalIn dip1(p8);
+DigitalIn dip2(p9);
+DigitalIn dip3(p10);
+PinDetect pb_2_up(p6);
+PinDetect pb_2_down(p7);
+PinDetect pb_3_up(p11);
+PinDetect pb_3_down(p12);
+AnalogIn pot8(p20);
+
+
+// Output declarations
+DigitalOut redLED(p30);
+DigitalOut mbedLED2(LED2);
+DigitalOut mbedLED3(LED3);
+DigitalOut mbedLED4(LED4);
+PwmOut pwmLED(LED1);
+PwmOut redPwm(p23);
+PwmOut greenPwm(p22);
+PwmOut bluePwm(p21);
+PwmOut greenLED(p24);
+//AnalogOut aout(p18);
+
+// Global variables for pwm changes
+// duty_cycle_2 ranges from 0.0f - 1.0f
+float volatile duty_cycle_2 = 0.5f;
+float volatile duty_cycle_3 = 0.5f;
+
+// Callback routine is interrupt activated by a debounced pb_2_up hit
+void pb2up_hit_callback (void) {
+    if(duty_cycle_2 < 1.0f) {
+        duty_cycle_2 += 0.1f;
+    } else if(duty_cycle_2 > 1.0f) {
+        duty_cycle_2 = 1.0f;
+    }
+}
+// Callback routine is interrupt activated by a debounced pb_2_down hit
+void pb2down_hit_callback (void) {
+    if(duty_cycle_2 > 0.0f) {
+        duty_cycle_2 -= 0.1f;
+    } else if(duty_cycle_2 < 0.0f) {
+        duty_cycle_2 = 0.0f;
+    }
+}
+// Callback routine is interrupt activated by a debounced pb_2_up hit
+void pb3up_hit_callback (void) {
+    if(duty_cycle_3 < 1.0f) {
+        duty_cycle_3 += 0.1f;
+    } else if(duty_cycle_3 > 1.0f) {
+        duty_cycle_3 = 1.0f;
+    }
+}
+// Callback routine is interrupt activated by a debounced pb_2_down hit
+void pb3down_hit_callback (void) {
+    if(duty_cycle_3 > 0.0f) {
+        duty_cycle_3 -= 0.1f;
+    } else if(duty_cycle_3 < 0.0f) {
+        duty_cycle_3 = 0.0f;
+    }
+}
+
+int main()  { 
+    //duty_cycle_2 = 0.5f;
+    
+    // Variable Declarations
+    pb_2_up.mode(PullUp);
+    pb_2_down.mode(PullUp);
+    pb_3_up.mode(PullUp);
+    pb_3_down.mode(PullUp);
+    dip1.mode(PullUp);
+    dip2.mode(PullUp);
+    dip3.mode(PullUp);
+    
+    wait(0.1);
+    // Setup Interrupt callback functions for pb up and down
+    pb_2_up.attach_deasserted(&pb2up_hit_callback);
+    pb_2_down.attach_deasserted(&pb2down_hit_callback);
+    pb_3_up.attach_deasserted(&pb3up_hit_callback);
+    pb_3_down.attach_deasserted(&pb3down_hit_callback);
+    //Start sampling pb up and down inputs using interrupts
+    pb_2_up.setSampleFrequency();
+    pb_2_down.setSampleFrequency();
+    pb_3_up.setSampleFrequency();
+    pb_3_down.setSampleFrequency();
+    // pwmLED variable declarations
+    
+    while(1) {
+        redLED = !pb_1;
+        pwmLED = duty_cycle_2;
+
+        if (!dip1) {
+            redPwm = duty_cycle_3;
+        } else {
+            redPwm = 0.0f;
+        }
+
+        if (!dip2) {
+            greenPwm = duty_cycle_3;
+        } else {
+            greenPwm = 0.0f;
+        }
+        if (!dip3) {
+            bluePwm = duty_cycle_3;
+        } else {
+            bluePwm = 0.0f;
+        }
+        greenLED = pot8;
+    }
+}
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