Diff: main.cpp

Revision:

0:908e99bd0369

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Mar 15 22:10:56 2016 +0000
@@ -0,0 +1,87 @@
+// Pratik Gangwani 
+// Justin Tamayo 
+// 3/15/16
+// ECE 4180 Lab 4; Wi-Fi controlled robot
+// C File to run MBEd anc control motor, LED, and speaker functions by reading in digital signals from Huzzah 8266 board
+
+#include "mbed.h"
+#include "Motor.h"
+#include "Speaker.h"
+
+//Define MBED LED's for use
+DigitalOut myled1(LED1);
+DigitalOut myled2(LED2);
+DigitalOut myled3(LED3);
+DigitalOut myled4(LED4);
+
+// Define Digital Pins to read in digital signals from Huzzah 8266 board
+DigitalIn forward(p30);
+DigitalIn backward(p29);
+DigitalIn left(p28);
+DigitalIn right(p27);
+DigitalIn horn(p26);
+
+// Define Motor pins to connect to H-Bridge
+Motor rightMotor(p21, p16, p15); // pwm, fwd, rev
+Motor leftMotor(p22, p19, p17); // pwm, fwd, rev
+
+// Define Speaker pin (MUST BE PIN 18, ANALOG OUT for use with Speaker.h!)
+Speaker mySpeaker(p18);
+
+int main() {
+
+// Loop forever
+// Check to see if a pin is high. If that pin is high, execute that pin for as long as the signal is high on that pin. 
+// When you let go on the mouse click the code defaults to doing nothing
+// Each pin moves the robot in a particular direction, and activates a specific LED
+// Horn will not run forever if you hold it down, it is simply a click
+// Setting speed to 0.5 on the motors saves a lot of battery power
+
+    while(1){
+        
+        if(forward) {
+            rightMotor.speed(0.5);
+            leftMotor.speed(0.5);
+            myled1 = 1;
+            myled2 = 0;
+            myled3 = 0;
+            myled4 = 0;
+        } else if(backward) {
+            rightMotor.speed(-0.5);
+            leftMotor.speed(-0.5);
+            myled1 = 0;
+            myled2 = 1;
+            myled3 = 0;
+            myled4 = 0;
+        } else if(left) {
+            rightMotor.speed(0.5);
+            leftMotor.speed(-0.5);
+            myled1 = 0;
+            myled2 = 0;
+            myled3 = 1;
+            myled4 = 0;
+        } else if(right) {
+            rightMotor.speed(-0.5);
+            leftMotor.speed(0.5);
+            myled1 = 0;
+            myled2 = 0;
+            myled3 = 0;
+            myled4 = 1;
+        } else if(horn) {
+            rightMotor.speed(0.0);
+            leftMotor.speed(0.0);
+            myled1 = 1;
+            myled2 = 1;
+            myled3 = 1;
+            myled4 = 1;
+            mySpeaker.PlayNote(440.0, 0.5, 0.5);
+        } else {
+            rightMotor.speed(0.0);
+            leftMotor.speed(0.0);
+            myled1 = 0;
+            myled2 = 0;
+            myled3 = 0;
+            myled4 = 0;
+        }
+    }
+}