X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=ROM2%2Fkeypad.h;h=b5e5f28cf3bba1441b47f26f24ddc7f1b0d178f6;hb=27fb8a023fa0572ef4171624781460bc59537d49;hp=d7a53821e1e1b7061924b17024d1e9845f58d4c3;hpb=cef1445c4f1ebaa38f9e6561b4fd15f164a27dcd;p=uccvend-snackrom.git

diff --git a/ROM2/keypad.h b/ROM2/keypad.h
index d7a5382..b5e5f28 100644
--- a/ROM2/keypad.h
+++ b/ROM2/keypad.h
@@ -1,7 +1,24 @@
 #ifndef _KEYPAD_H_
 #define _KEYPAD_H_
 
-extern u8 last_key;
-extern u8 curr_key;
+#define KEY_1     1
+#define KEY_2     2
+#define KEY_3     3
+#define KEY_4     4
+#define KEY_5     5
+#define KEY_6     6
+#define KEY_7     7
+#define KEY_8     8
+#define KEY_9     9
+#define KEY_0     10
+#define KEY_RESET 11
+
+extern volatile u8 last_key;
+
+/* returns true if a key has been pressed since the last call */
+bool keypad_pressed();
+void keypad_read();
+u8   keypad_getkey();
+void keypad_init();
 
 #endif /* _KEYPAD_H_ */