fix incorrect formatting

timerz98 · timerz98 · commit b0e1a91f0553 · 2020-01-13T17:39:29.000+08:00
diff --git a/README.md b/README.md
@@ -44,10 +44,10 @@
 * C3					51
 * C4					53
 
-Check the code and find this line
-//Select only one keypad type
-#define KEYPAD_4x4
-//#define KEYPAD_3x4
+Check the code and find this line  
+//Select only one keypad type  
+#define KEYPAD_4x4  
+//#define KEYPAD_3x4  
 
 
 #### `Tutorials`
