From 0dc91451d92e41a1b0d43a282a729aee1b56988c Mon Sep 17 00:00:00 2001
From: Ash-4 <81280775+Ash-4@users.noreply.github.com>
Date: Fri, 29 Apr 2022 23:14:27 -0500
Subject: [PATCH] CALLBACK parameter optional for Write

---
 DCCEXParser.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/DCCEXParser.h b/DCCEXParser.h
index 227e3f0..d9fe0e1 100644
--- a/DCCEXParser.h
+++ b/DCCEXParser.h
@@ -60,6 +60,7 @@ struct DCCEXParser
     static int16_t stashP[MAX_COMMAND_PARAMS];
     static bool stashCallback(Print * stream, int16_t p[MAX_COMMAND_PARAMS], RingStream * ringStream);
     static void callback_W(int16_t result);
+    static void callback_W4(int16_t result);
     static void callback_B(int16_t result);        
     static void callback_R(int16_t result);
     static void callback_Rloco(int16_t result);