diff --git a/main.c b/main.c
--- a/main.c
+++ b/main.c
@@ -14,6 +14,8 @@ int main(void)
   STM_EVAL_LEDInit(LED3);
   STM_EVAL_LEDInit(LED4);
   
+  SSD1303_Init();
+
   /* Initialize User_Button on STM32L100C-Discovery */
   //STM_EVAL_PBInit(BUTTON_USER, BUTTON_MODE_GPIO);