fix esp8266 core to 2.5.2

luc-github · web-flow · commit f5e5282d4f3a · 2020-04-01T19:54:53.000+02:00
diff --git a/platformio.ini b/platformio.ini
@@ -34,7 +34,8 @@ lib_ignore =
     ESPAsyncTCP
 
 [env:esp8266]
-platform = espressif8266
+;esp8266 core 2.5.2
+platform = espressif8266@2.2.0
 board = esp12e
 framework = arduino
 monitor_speed = 115200
