added get_key() function to Laplace

numworks_port/src/Laplace/keyboard.c

@@ -90,3 +90,14 @@ struct button* keyboard_scan(){
     return result_button_list;
 }
 
+/* Scans the specified key and return true if pressed 
+   It's more performant that scanning the whole keyboard */
+bool get_key(char row, uint8_t column){
+    for(int i = 0; i < number_of_rows; i++){
+        if(row==row_list[i]){
+            activate_row(i);
+            return(read_input_pin(GPIO_C, column));
+        }
+    }
+    return false;
+}

numworks_port/src/Laplace/keyboard.h

@@ -23,4 +23,8 @@ void keyboard_init();
    You can find the button struct definition in keyboard.h */
 struct button* keyboard_scan();
 
+/* Scans the specified key and return true if pressed 
+   It's more performant that scanning the whole keyboard */
+bool get_key(char row, uint8_t column);
+
 #endif

numworks_port/src/main.c

@@ -5,10 +5,10 @@ void main_entry(){
     // init all the peripherals
     laplace_init();
     ms_wait(2000);
-    set_led_green(true);
 
     // infinite loop
     while (1){
+        /*
         struct button * keyboard_state = keyboard_scan();
         
         for(int i =0; i < 54; i++){
@@ -26,13 +26,12 @@ void main_entry(){
                     set_led_green(false);
                 }
             }
-            if(keyboard_state[i].column == 2 && keyboard_state[i].row == 'H'){
-                if(keyboard_state[i].state){
-                    set_led_red(true);
-                }else{
-                    set_led_red(false);
-                }
-            }
+        }*/
+
+        if(get_key('G', 3)){
+            set_led_red(true);
+        }else{
+            set_led_red(false);
         }
     }