From 1c899c1f24424745693c8d67a22df6069c18edcc Mon Sep 17 00:00:00 2001
From: Thomas Kolb <cfr34k-git@tkolb.de>
Date: Mon, 2 Dec 2019 20:53:21 +0100
Subject: [PATCH] Update: don't block the system during the Update

Too much traffic triggered the Task watchdog before under good WLAN conditions.
---
 src/UpdateServer.cpp | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/UpdateServer.cpp b/src/UpdateServer.cpp
index a2ec925..a2121da 100644
--- a/src/UpdateServer.cpp
+++ b/src/UpdateServer.cpp
@@ -45,10 +45,9 @@ static bool read_n(WiFiClient *client, char *buf, size_t n)
             Serial.print("/");
             Serial.print(n);
             Serial.println(" total)");
-        } else {
-            Serial.print(".");
-            delay(1);
         }
+
+        delay(1); // allow other tasks to run during data reception
     }
 
     return nread == n;
@@ -145,9 +144,9 @@ void UpdateServer::updateTask(void *arg)
                     Update.write(buf, bytes_read);
 
                     bytes_processed += bytes_read;
-                } else {
-                    delay(1);
                 }
+
+                delay(1);
             }
 
             // all data processed?