Use released NimBLE-Arduino

espotabatch.py

@@ -0,0 +1,25 @@
+#!/usr/bin/env python
+import subprocess
+import time
+
+#this list contains array of esp32 clients,
+# and each client contains mDNS name and the path to .bin file
+#I only have 1 ESP so I duplicate mDNS entry for testing
+esps = [
+  #mDNS name of ESP   #path to ".bin" file
+    ['192.168.128.85', 'm5atom-matrix'],
+    ['192.168.128.172', 'm5atom-matrix'],
+    ['192.168.128.159', 'm5atom-matrix'],
+    ['192.168.128.64', 'm5atom-matrix'],
+    ['192.168.128.113', 'macchina-a0'],
+]
+esp_respond_sender_port = '3232'
+sender_to_esp_port = '3232'
+
+cmd = 'pio run -e m5atom-matrix -e macchina-a0'
+p = subprocess.call(cmd, shell=True)
+
+for esp in esps:
+    cmd = 'python3 ~/.platformio/packages/framework-arduinoespressif32/tools/espota.py -i '+esp[0]+' -p '+sender_to_esp_port+' -P '+esp_respond_sender_port+' -f .pio/build/'+esp[1]+'/firmware.bin'
+    print (cmd)
+    p = subprocess.call(cmd, shell=True)

platformio.ini

@@ -19,7 +19,7 @@ lib_deps_external =
 	marvinroger/AsyncMqttClient@^0.9.0
 	bblanchon/ArduinoJson@^6.17.3
 	https://github.com/ESPresense/ESP-WiFiSettings.git
-	https://github.com/h2zero/NimBLE-Arduino#6dbb656
+	h2zero/NimBLE-Arduino@^1.3.7
 	bbx10/DNSServer@^1.1.0
 build_flags =
 	-D CONFIG_BT_NIMBLE_ROLE_BROADCASTER_DISABLED