From 26b3ba3e8f0b24f59725e942fdd6c51fbf9f1e07 Mon Sep 17 00:00:00 2001
From: h2zero <powellperalta@gmail.com>
Date: Wed, 2 Sep 2020 12:05:05 -0600
Subject: [PATCH] Fix delayed advertising when first called.

---
 src/NimBLEAdvertising.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/NimBLEAdvertising.cpp b/src/NimBLEAdvertising.cpp
index bdf1253..ee9789a 100644
--- a/src/NimBLEAdvertising.cpp
+++ b/src/NimBLEAdvertising.cpp
@@ -227,6 +227,11 @@ void NimBLEAdvertising::start() {
     if(pServer != nullptr) {
         if(!pServer->m_gattsStarted){
             pServer->start();
+            // When the server instance is created it resets GATT which
+            // seems to put the controller in a sleep loop? This causes a delay when
+            // advertising is started the first time. To avoid this we call ble_gap_adv_stop
+            // to get the controller ready.
+            ble_gap_adv_stop();
         } else if(pServer->getConnectedCount() >= NIMBLE_MAX_CONNECTIONS) {
             NIMBLE_LOGW(LOG_TAG, "Max connections reached - not advertising");
             return;