From cf6150cc184656481eaeb2beff23cd8e92a6ada9 Mon Sep 17 00:00:00 2001
From: Robin Mueller <robin.mueller.m@gmail.com>
Date: Fri, 24 Mar 2023 00:57:44 +0100
Subject: [PATCH] add BUSY retval

---
 src/fsfw/devicehandlers/DeviceCommunicationIF.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/fsfw/devicehandlers/DeviceCommunicationIF.h b/src/fsfw/devicehandlers/DeviceCommunicationIF.h
index a5546a36..cf827240 100644
--- a/src/fsfw/devicehandlers/DeviceCommunicationIF.h
+++ b/src/fsfw/devicehandlers/DeviceCommunicationIF.h
@@ -49,6 +49,7 @@ class DeviceCommunicationIF {
   // is this needed if there is no open/close call?
   static const ReturnValue_t NOT_ACTIVE = MAKE_RETURN_CODE(0x05);
   static const ReturnValue_t TOO_MUCH_DATA = MAKE_RETURN_CODE(0x06);
+  static constexpr ReturnValue_t BUSY = MAKE_RETURN_CODE(0x07);
 
   virtual ~DeviceCommunicationIF() {}