Diff: main.cpp

Revision:

25:d8698a7bc5be

Parent:

24:7f14b70fc9ef

--- a/main.cpp	Mon Apr 08 11:03:25 2019 +0100
+++ b/main.cpp	Thu Nov 14 20:59:42 2019 +0000
@@ -1,12 +1,24 @@
 #include "mbed.h"
+#include "Keypad.h"
+#include "TextLCD.h"
 
-DigitalOut myled(LED1);
+TextLCD lcd(PTB9,PTA1,PTB23,PTA2,PTC2,PTC3);
+Keypad kpad(PTC12,PTC4,PTD0,PTD2,PTD3,PTD1,PTE25,PTE24);
+Serial pc(USBTX,USBRX);
+int main(){
+     char key;
+    int released = 1;
 
-int main() {
-    while(1) {
-        myled = 1;
-        wait(0.2);
-        myled = 0;
-        wait(0.2);
-    }
-}
+    while(1){
+        key = kpad.ReadKey();                   //read the current key pressed
+
+        if(key == '\0')
+            released = 1;                       //set the flag when all keys are released
+           
+        if((key != '\0') && (released == 1)) {  //if a key is pressed AND previous key was released
+            pc.printf("%c\n", key);            
+            released = 0;                       //clear the flag to indicate that key is still pressed
+        }
+        lcd.printf("%c",key);
+    }   
+}
\ No newline at end of file