diff --git a/inc/pwmout.h b/inc/pwmout.h
--- a/inc/pwmout.h
+++ b/inc/pwmout.h
@@ -6,9 +6,6 @@
 #include "flash.h"
 #include "error.h"
 
-#define SSR_PIN GPIO_PIN_7
-#define SSR_GPIO_Port GPIOB
-#define SSR SSR_GPIO_Port, SSR_PIN