From 27f3842ef576aed0c24258541478a10f61806b6c Mon Sep 17 00:00:00 2001
From: Harald Barth <haba@kth.se>
Date: Wed, 28 Oct 2020 20:32:20 +0100
Subject: [PATCH] do second try to set AP ESSID and PASSWORD if necessary

---
 WifiInterface.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/WifiInterface.cpp b/WifiInterface.cpp
index be17b02..77294ae 100644
--- a/WifiInterface.cpp
+++ b/WifiInterface.cpp
@@ -223,8 +223,9 @@ bool WifiInterface::setup2(const __FlashStringHelper* SSid, const __FlashStringH
     if (oldCmd) {
       while (wifiStream->available()) StringFormatter::printEscape( wifiStream->read()); /// THIS IS A DIAG IN DISGUISE
 
-      StringFormatter::send(wifiStream, F("AT+CWSAP=\"DCCEX_%s\",\"PASS_%s\",1,4\r\n"), macTail, macTail);
-      checkForOK(16000, OK_SEARCH, true); // can ignore failure as AP mode may still be ok
+      int i=0;
+      do StringFormatter::send(wifiStream, F("AT+CWSAP=\"DCCEX_%s\",\"PASS_%s\",1,4\r\n"), macTail, macTail);
+      while (i++<2 && !checkForOK(16000, OK_SEARCH, true)); // do twice if necessary but ignore failure as AP mode may still be ok
       
     } else {