diff --git a/platformio.ini b/platformio.ini
index 2ab396e..62320ec 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -9,7 +9,6 @@
 ; https://docs.platformio.org/page/projectconf.html
 
 [platformio]
-default_envs = Base_RTU  ; Select here the name of the configuration you want to download
 
 [env]
 upload_port = COM100
@@ -108,7 +107,6 @@ build_src_filter = -<*> +</Testing_TCP>
 platform = espressif32
 board = dfrobot_firebeetle2_esp32e
 extends = common_env_options
-upload_port = COM100
 build_src_filter = -<*> +<BMS/CHILLER/CH_Daikin_AWV026B_RTU>
 
 [env:CRAH_PAHHC_600_C6_TCP]
@@ -130,3 +128,4 @@ board = dfrobot_firebeetle2_esp32e
 extends = common_env_options
 build_src_filter = -<*> +<BMS/CHILLER/CH_York_XXXXX_RTU>
 
+[env:ATS_800_RPD]