Diff: hiworld.cpp

Revision:

0:cce248cfb763

Child:

1:7ca26e605828

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hiworld.cpp	Tue Jul 17 01:57:35 2018 +0000
@@ -0,0 +1,34 @@
+/************************************************************
+Program: Hello World for the Pololu Robot
+File:    HiWorld.cpp
+Author:  Your Name
+Date:    Today's date
+Description: A simple robot program.
+************************************************************/
+
+// includes needed for all mbed programs
+#include "mbed.h"
+#include "m3pimaze.h"
+
+// variables for the robot and a blue led on the robot
+m3pi robot(p23, p9, p10);
+DigitalOut blueLed(LED1);
+
+int main()
+{
+    float voltage; // define a variable
+    robot.cls(); // clear the robot lcd display
+    robot.locate(0, 0); // position the lcd cursor (column 0, row 0)
+    robot.printf("HI WORLD"); // display the message
+    
+    while(1) // this makes the program repeat the following statements forever
+    { // repeating starts here
+        voltage = robot.battery(); // get the robot battery voltage
+        robot.locate(0, 1); // position the lcd cursor (column 0, row 1)
+        robot.printf("VB=%.3f", voltage); // display the battery voltage
+        blueLed = 1; // turn on blue led 1
+        wait(0.5); // wait for half a second
+        blueLed = 0; // turn off blue led 1
+        wait(0.5); // wait for half a second
+    } // loop round and repeat the above statements
+}
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