diff --git a/keil_project/Services/Sail.c b/keil_project/Services/Sail.c
new file mode 100644
index 0000000..a018e46
--- /dev/null
+++ b/keil_project/Services/Sail.c
@@ -0,0 +1,16 @@
+#include "Sail.h"
+#include "Servo.h"
+
+
+#define SAIL_TRANSFER_FACTOR 1.0
+#define SAIL_TRANSFER_OFFSET 0
+
+void SAIL_Init(void)
+{
+	SERVO_Init();
+}
+
+void SAIL_SetAngle(float angle)
+{
+	float servo_angle = angle * SAIL_TRANSFER_FACTOR + SAIL_TRANSFER_OFFSET;
+}
diff --git a/keil_project/Services/Sail.h b/keil_project/Services/Sail.h
new file mode 100644
index 0000000..0cb3597
--- /dev/null
+++ b/keil_project/Services/Sail.h
@@ -0,0 +1,6 @@
+
+
+void SAIL_Init(void);
+
+// sets the opening angle of the sail
+void SAIL_SetAngle(float angle);
\ No newline at end of file