Jeffery Hurley / Mbed OS Asteroids

Simple starter skeleton for asteroids video game.

Dependencies:   PinDetect

main.cpp@0:0c450cb95a1e, 2019-02-21 (annotated)

Committer:
jhurley31
Date:
Thu Feb 21 17:44:23 2019 +0000
Revision:
0:0c450cb95a1e
Child:
1:a6872783beca
Starting the buzzman project

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jhurley31 0:0c450cb95a1e 1 #include "mbed.h"
jhurley31 0:0c450cb95a1e 2 #include "Speaker.h"
jhurley31 0:0c450cb95a1e 3 #include "PinDetect.h"
jhurley31 0:0c450cb95a1e 4
jhurley31 0:0c450cb95a1e 5 // Setup push button pins
jhurley31 0:0c450cb95a1e 6 PinDetect pb_left(p16);
jhurley31 0:0c450cb95a1e 7 PinDetect pb_right(p17);
jhurley31 0:0c450cb95a1e 8 PinDetect pb_up(p18);
jhurley31 0:0c450cb95a1e 9 PinDetect pb_down(p18);
jhurley31 0:0c450cb95a1e 10 // setup instance of new Speaker class, mySpeaker using pin 21
jhurley31 0:0c450cb95a1e 11 // the pin must be a PWM output pin
jhurley31 0:0c450cb95a1e 12 Speaker mySpeaker(p21);
jhurley31 0:0c450cb95a1e 13 //---------------------------------------------------------------------------------------------------
jhurley31 0:0c450cb95a1e 14 // Callback routine is interrupt activated by a debounced pb_left hit
jhurley31 0:0c450cb95a1e 15 // That is … this code runs with interrupt is generated by first button press
jhurley31 0:0c450cb95a1e 16 void pb_left_hit_callback (void)
jhurley31 0:0c450cb95a1e 17 {
jhurley31 0:0c450cb95a1e 18 // Tell Buzzman to go left
jhurley31 0:0c450cb95a1e 19 //*************
jhurley31 0:0c450cb95a1e 20 // Fill in needed Code here
jhurley31 0:0c450cb95a1e 21 //*************
jhurley31 0:0c450cb95a1e 22
jhurley31 0:0c450cb95a1e 23 }
jhurley31 0:0c450cb95a1e 24 //---------------------------------------------------------------------------------------------------
jhurley31 0:0c450cb95a1e 25 // Callback routine is interrupt activated by a debounced pb_right hit
jhurley31 0:0c450cb95a1e 26 // That is … this code runs with interrupt is generated by first button press
jhurley31 0:0c450cb95a1e 27 void pb_right_hit_callback (void)
jhurley31 0:0c450cb95a1e 28 {
jhurley31 0:0c450cb95a1e 29 // Tell Buzzman to go right
jhurley31 0:0c450cb95a1e 30 //*************
jhurley31 0:0c450cb95a1e 31 // Fill in needed Code here
jhurley31 0:0c450cb95a1e 32 //*************
jhurley31 0:0c450cb95a1e 33
jhurley31 0:0c450cb95a1e 34 }
jhurley31 0:0c450cb95a1e 35 //---------------------------------------------------------------------------------------------------
jhurley31 0:0c450cb95a1e 36 int main()
jhurley31 0:0c450cb95a1e 37 {
jhurley31 0:0c450cb95a1e 38 //setup push buttons
jhurley31 0:0c450cb95a1e 39 pb1.mode(PullUp);
jhurley31 0:0c450cb95a1e 40 pb2.mode(PullUp);
jhurley31 0:0c450cb95a1e 41 pb3.mode(PullUp);
jhurley31 0:0c450cb95a1e 42 // Delay for initial pullup to take effect
jhurley31 0:0c450cb95a1e 43 wait(.01);
jhurley31 0:0c450cb95a1e 44 // Setup Interrupt callback functions for a pb hit
jhurley31 0:0c450cb95a1e 45 pb1.attach_deasserted(&pb1_hit_callback);
jhurley31 0:0c450cb95a1e 46 pb2.attach_deasserted(&pb2_hit_callback);
jhurley31 0:0c450cb95a1e 47 pb3.attach_deasserted(&pb3_hit_callback);
jhurley31 0:0c450cb95a1e 48 // Start sampling pb inputs using interrupts
jhurley31 0:0c450cb95a1e 49 pb1.setSampleFrequency();
jhurley31 0:0c450cb95a1e 50 pb2.setSampleFrequency();
jhurley31 0:0c450cb95a1e 51 pb3.setSampleFrequency();
jhurley31 0:0c450cb95a1e 52 // pushbuttons now setup and running
jhurley31 0:0c450cb95a1e 53 while(1)
jhurley31 0:0c450cb95a1e 54 {
jhurley31 0:0c450cb95a1e 55 myled4 = !myled4;
jhurley31 0:0c450cb95a1e 56 wait(0.5);
jhurley31 0:0c450cb95a1e 57 }
jhurley31 0:0c450cb95a1e 58 } //end main