Diff: keypadandlc.cpp

Revision:

5:7aff70602b66

Parent:

4:865b08b6fc74

Child:

6:d2f4c1f6877c

--- a/keypadandlc.cpp	Wed Jan 30 03:55:27 2019 +0000
+++ b/keypadandlc.cpp	Thu Jan 31 00:40:37 2019 +0000
@@ -2,6 +2,8 @@
 #include "mbed.h"
 #include "Keypad.h"
 #include <string>
+//define lcd pins deafault 16x2
+TextLCD lcd(D8,D9, D4, D5, D6, D7); // rs, e, d4, d5, d6, d7
  // Define your own keypad values
  char Keytable[] = { '1', '2', '3', 'U',   // r0 U = up
                      '4', '5', '6', 'D',   // r1 D = down
@@ -12,14 +14,29 @@
 
 //displayed menu items 
  const char* menu[]={"Select harness:","1. Harness A","2. Harness B","3. Harness C","4. Harness D","5. Harness E","6. Harness F","7. Harness G","8. Harness H","9. Harness I","Test in progress"};
+ 
+ //array to display and tracker 
+ char LCDdisplay[16];
+ int displayTracker=0;
 
 //key presesed holder
  int keyTracker=0;
  
+ bool special =false;
+ 
  //enter function
  void enterFunc(){
      //do something eventually
 }
+
+void updateDisplayArray(int pos, bool comma=false){
+    if (comma == false)
+        LCDdisplay[displayTracker]=Keytable[pos];
+    else
+        LCDdisplay[displayTracker]='-';
+    
+    special=false;
+ }
  
  
  uint32_t LCDUpdate(uint32_t index) {
@@ -37,16 +54,26 @@
             
         //if 2nd button is pressed
         case 11:
-            // do something
+            //say if 2nd is pressed
+            special=!special;
             break;
         //if clear is pressed
         case 12:
             //reset key Tracker
             keyTracker=0;
+            //put blanks back in array 
+            for(int i=0;i<16;i++){
+                LCDdisplay[i]='\b';
+                }
             break;
         //if comma is pressed
         case 14:
-            //do something 
+            //if 2nd is pressed put in dash
+            if (special==true)
+                updateDisplayArray(index,special);
+            else
+            //otherwise it is a comma
+                updateDisplayArray(index);
             break;
           //if enter is pressed
         case 15:
@@ -55,10 +82,17 @@
             break;
       
         default://update the keypressed
+        
+            //may remove this later
             keyTracker=keyTracker*10+int(Keytable[index]);
+            
+            updateDisplayArray(index);
+            
       }
       
-      
+      displayTracker++;
+      if(displayTracker>16)
+        displayTracker=0;
       return 0;
  }