From 2c4ee5e1423615a429dd8476c20bcd812b253546 Mon Sep 17 00:00:00 2001
From: Reinder Feenstra <reinderfeenstra@gmail.com>
Date: Wed, 4 Aug 2021 19:24:45 +0200
Subject: [PATCH] missing in b18c2269a6901da7be26a5757a6170aa18259c9b

---
 server/src/hardware/protocol/dccplusplus/dccplusplus.hpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/server/src/hardware/protocol/dccplusplus/dccplusplus.hpp b/server/src/hardware/protocol/dccplusplus/dccplusplus.hpp
index 5e053e05..94277267 100644
--- a/server/src/hardware/protocol/dccplusplus/dccplusplus.hpp
+++ b/server/src/hardware/protocol/dccplusplus/dccplusplus.hpp
@@ -39,6 +39,8 @@ class DCCPlusPlus : public SubObject
   CLASS_ID("protocol.dccplusplus")
 
   private:
+    static constexpr uint32_t functionNumberMax = 68;
+
     CommandStation* const m_commandStation; // valid if parent is command station, else nullptr
     std::function<bool(std::string_view)> m_send;
     std::atomic_bool m_debugLogRXTX;