1 files changed, 10 insertions, 0 deletions
diff --git a/config.h b/config.h
index 53d409b..fe639e9 100644
--- a/config.h
+++ b/config.h
@@ -1,7 +1,13 @@
+#ifndef CONFIG_H
+#define CONFIG_H
+
+#include <stdint.h>
+
 // define the pins used controlling 74HC595
 #define DATA_PIN 2
 #define CLOCK_PIN 3
 #define LATCH_PIN 4
+#define LED_PIN 25
 
 // define the order of 74HC595 chain
 #define CHIP_0 0
@@ -13,3 +19,7 @@
 #define CHIP_6 6
 #define CHIP_7 4
 #define CHIP_8 2
+
+extern uint8_t map[9];
+
+#endif