From 6a0a3ea4405efc82c0bcb461ca0ffa83ac96d3fe Mon Sep 17 00:00:00 2001
From: proddy <paul@derbyshire.nl>
Date: Wed, 6 Nov 2024 11:53:32 +0100
Subject: [PATCH] fix broken build

---
 lib_standalone/emsuart_standalone.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib_standalone/emsuart_standalone.h b/lib_standalone/emsuart_standalone.h
index f657964c3..018c71afd 100644
--- a/lib_standalone/emsuart_standalone.h
+++ b/lib_standalone/emsuart_standalone.h
@@ -36,6 +36,9 @@ class EMSuart {
     static void     restart();
     static void     send_poll(uint8_t data);
     static uint16_t transmit(uint8_t * buf, uint8_t len);
+    static uint8_t  last_tx_src() {
+        return 0;
+    }
 
   private:
     static char * hextoa(char * result, const uint8_t value);