From 284d5256935c874707e6ac8e29f6fd4c2e26db38 Mon Sep 17 00:00:00 2001
From: dosas <dosas@users.noreply.github.com>
Date: Thu, 22 Aug 2024 21:14:46 +0200
Subject: [PATCH] Fix race condition in esp now communication (#1673)

when calling mac address to fast after setting it

happened on ESP32-WROOM-32E with IDF version > 5

Co-authored-by: dosas <dosas@github.com>
---
 src/Communication/ESPNowStream.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/Communication/ESPNowStream.h b/src/Communication/ESPNowStream.h
index f367c2cbd..31d4a0cdf 100644
--- a/src/Communication/ESPNowStream.h
+++ b/src/Communication/ESPNowStream.h
@@ -112,6 +112,7 @@ class ESPNowStream : public BaseStream {
         LOGE("Could not set mac address");
         return false;
       }
+      delay(500);  // On some boards calling macAddress to early leads to a race condition.
       // checking if address has been updated
       const char *addr = macAddress();
       if (strcmp(addr, cfg.mac_address) != 0) {