Diff: main.cpp

Revision:

0:0853f795e63b

Child:

1:7149c0779e5b

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Jun 20 11:16:58 2020 +0000
@@ -0,0 +1,66 @@
+#include "mbed.h"
+#include "C12832.h"
+
+InterruptIn joystickcenter(p14);
+InterruptIn button(p9);
+DigitalOut led(LED1);
+DigitalOut flash(LED4);
+C12832 lcd(p5, p7, p6, p8, p11);
+
+
+DigitalIn fire(p14);
+PwmOut spkr(p26);
+AnalogIn pot1(p19);
+
+
+
+int x = 0;
+Timer debounce;
+
+void flip() {
+ led = !led; // toggles the led when the joystick button is pressed.
+ x = 1;
+ lcd.printf("debounce = "+debounce.read_ms());
+ if(debounce.read_ms()==1)
+ {
+      lcd.printf("ms 150");
+     //assignment
+     }
+    debounce.reset();
+}
+int main() {
+ 
+ joystickcenter.rise(&flip); // attach the function address to the rising edge
+ button.mode(PullUp); // With this, no external pullup resistor needed
+ button.rise(&flip); // attach the function address to the rising edge
+ 
+ while(1) { // wait around, interrupts will interrupt this!
+ flash = !flash; // turns LED4 on if off, off if on
+ //wait(0.25); // the instruction to wait for a quarter-second
+ if(x==1) // check loop
+ {
+     //lcd.printf("Variable set");
+     x = 0;
+ }
+ 
+for (float i=2000.0; i<1000.0; i+=100) {
+    spkr.period(1.0/i);
+    spkr=0.5;
+    wait(0.1);
+    }
+    spkr=0.0;
+    while(pot1.read() < 0.0000005) {} // this uses the pot to control the program
+
+ 
+ 
+ 
+ }
+ }
+
+
+//What's needed is a global variable with its own name, for example:
+//int x;
+
+//Now, you set x to 1 inside the flip() function. In main(), inside the infinite loop starting with while (1) { , you check whether x ==1 and if it is, you print to the LCD and set x to 0.
+
+//(Be very careful about this. x=1 sets x to 1. x==1 compares x to 1.)
\ No newline at end of file