Revision 10:911c7a95308e, committed 2017-11-04

Comitter:

kcod

Date:

Sat Nov 04 07:12:21 2017 +0000

Parent:

9:179e6db867bd

Commit message:

test commit

Changed in this revision

--- a/1_app_shield/main.h	Fri Oct 13 18:31:31 2017 +0000
+++ b/1_app_shield/main.h	Sat Nov 04 07:12:21 2017 +0000
@@ -15,11 +15,66 @@
 #include "mbed.h"
 #include "C12832.h"
 
+
 // GLOBAL VARIABLES HERE
+C12832 lcd(D11, D13, D6, D7, D10);
+
+DigitalOut led(D9, 1);
+DigitalIn button(BUTTON, PullUp);
+
+
+AnalogIn pot1(A0);
+EventQueue queue;
+
 
 // FUNCTION DEFINITIONS HERE
+void lcd_print(const char* message) {
+    lcd.cls();
+    lcd.locate(0,3);
+    lcd.printf(message);
+}
 
+void read_potentiometer() {
+    static float potentiometer_val = 0;
+    if ((float)pot1 != potentiometer_val) {
+        potentiometer_val = (float)pot1;
+        char val[13];
+        sprintf(val, "%.2f", potentiometer_val);
+        lcd_print(val);
+    }
+}
+
+void blink_led() {
+    led = !led;
+}
+ 
+void set_blink_led() {
+    static int blink_id = NULL;
+    // Read the button
+    int blink = !button.read();
+    // If the button is pressed and the light is not currently blinking
+    if (blink == 1 && blink_id == NULL) {
+        // Add blinking the LED to event queue
+        blink_id = queue.call_every(500, blink_led);
+    }
+    else if (blink == 0) {
+        // Cancel the blinking event
+        queue.cancel(blink_id);
+        blink_id = NULL;
+        led = 1;
+    }
+}
 int main()
 {
     // MAIN CODE HERE
+    lcd_print("Hello World!");
+    
+    queue.call_every(100, read_potentiometer);
+    while(1){
+        wait_ms(100);
+        queue.dispatch(0);
+    }
+    
+    queue.call_every(100, set_blink_led);
 }
+