diff --git a/platformio.ini b/platformio.ini
index 8500273..d8a4b79 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -21,13 +21,11 @@ board_build.embed_files =
 	generated/index.html.gz
 	generated/config.json.gz
 extra_scripts = pre:extra_script.py
-build_flags=
-	-Igenerated
+build_flags = -Igenerated
 
 [env:m5stack-atom]
 board = m5stack-atom
-lib_deps = 
-	${env.lib_deps}
+lib_deps = ${env.lib_deps}
 build_flags = 
 	-D BOARD_M5ATOM
 	${env.build_flags}
@@ -36,20 +34,27 @@ upload_protocol = esptool
 
 [env:m5stack-atom-canunit]
 board = m5stack-atom
-lib_deps =
-        ${env.lib_deps}
+lib_deps = ${env.lib_deps}
 build_flags = 
-  -D BOARD_M5ATOM_CANUNIT
-  ${env.build_flags}
+	-D BOARD_M5ATOM_CANUNIT
+	${env.build_flags}
 upload_port = /dev/esp32
 upload_protocol = esptool
 
 [env:m5stickc-atom-canunit]
 board = m5stick-c
-lib_deps =
-        ${env.lib_deps}
+lib_deps = ${env.lib_deps}
 build_flags = 
-  -D BOARD_M5STICK_CANUNIT -D HAS_RTC -D HAS_M5LCD
-  ${env.build_flags}
+	-D BOARD_M5STICK_CANUNIT -D HAS_RTC -D HAS_M5LCD
+	${env.build_flags}
+upload_port = /dev/esp32
+upload_protocol = esptool
+
+[env:nodemcu-homberger]
+board = nodemcu-32s
+lib_deps = ${env.lib_deps}
+build_flags = 
+	-D BOARD_HOMBERGER
+	${env.build_flags}
 upload_port = /dev/esp32
 upload_protocol = esptool
diff --git a/src/GwHardware.h b/src/GwHardware.h
index 95cb161..ed3c813 100644
--- a/src/GwHardware.h
+++ b/src/GwHardware.h
@@ -29,11 +29,15 @@
 #elif BOARD_M5STICK_CANUNIT
 #define ESP32_CAN_TX_PIN GPIO_NUM_32
 #define ESP32_CAN_RX_PIN GPIO_NUM_33
-#else
-#define ESP32_CAN_TX_PIN GPIO_NUM_5  // Set CAN TX port to 5 (Caution!!! Pin 2 before)
-#define ESP32_CAN_RX_PIN GPIO_NUM_4  // Set CAN RX port to 4
-#define GWSERIAL_RX GPIO_NUM_16
+#elif BOARD_HOMBERGER
+#define ESP32_CAN_TX_PIN GPIO_NUM_5
+#define ESP32_CAN_RX_PIN GPIO_NUM_4
+//serial input only
+#define GWSERIAL_RX 16
 #define GWSERIAL_MODE "RX"
+
+#else
+
 #endif
 
 #endif