diff --git a/lib/obp60task/platformio.ini b/lib/obp60task/platformio.ini
index 6d6ae65..4010a82 100644
--- a/lib/obp60task/platformio.ini
+++ b/lib/obp60task/platformio.ini
@@ -9,10 +9,10 @@ board_build.variants_dir = variants
 #board = obp60_s3_n8     #ESP32-S3 N8, 8MB flash, no PSRAM
 #board = obp60_s3_n16    #ESP32-S3 N16,16MB flash, no PSRAM, zero series
 #board = obp60_s3_n8r8   #ESP32-S3 N8R8, 8MB flash, 8MB PSRAM
-#board = obp60_s3_n16r8  #ESP32-S3 N16R8, 16MB flash, 8MB PSRAM, production series
-board = obp60_s3_light_n8r8   #ESP32-S3 N8R8, 8MB flash, 8MB PSRAM, OBP60 clone
-board_build.partitions = default_8MB.csv #ESP32-S3 N8, 8MB flash
-#board_build.partitions = default_16MB.csv #ESP32-S3 N16, 16MB flash
+board = obp60_s3_n16r8  #ESP32-S3 N16R8, 16MB flash, 8MB PSRAM, production series
+#board = obp60_s3_light_n8r8   #ESP32-S3 N8R8, 8MB flash, 8MB PSRAM, OBP60 clone
+#board_build.partitions = default_8MB.csv #ESP32-S3 N8, 8MB flash
+board_build.partitions = default_16MB.csv #ESP32-S3 N16, 16MB flash
 framework = arduino
 lib_deps = 
     ${basedeps.lib_deps}
@@ -40,22 +40,22 @@ lib_deps =
 build_flags=
     #https://thingpulse.com/usb-settings-for-logging-with-the-esp32-s3-in-platformio/?srsltid=AfmBOopGskbkr4GoeVkNlFaZXe_zXkLceKF6Rn-tmoXABCeAR2vWsdHL
 #    -D ARDUINO_USB_MODE=1           #0=OTG (to implement other external devices), 1=CDC (is a serial device) 
-    -D ARDUINO_USB_CDC_ON_BOOT=0    #Serial output via RX/TX
+#    -D ARDUINO_USB_CDC_ON_BOOT=1    #0=JTAG, 1=CDC (serial device)
 #    -D CORE_DEBUG_LEVEL=1           #Debug level for CPU core via CDC (seral device)
 #    -D TIME=$UNIX_TIME              #Set PC time for RTC (only settable via VSC)
     -D DISABLE_DIAGNOSTIC_OUTPUT    #Disable diagnostic output for GxEPD2 lib
     -D BOARD_OBP60S3                #Board OBP60 V2.1 with ESP32S3
 #    -D HARDWARE_V20                 #OBP60 hardware revision V2.0
-#    -D HARDWARE_V21                 #OBP60 hardware revision V2.1
-    -D HARDWARE_LIGHT               #OBP60 hardware clone
+    -D HARDWARE_V21                 #OBP60 hardware revision V2.1
+#    -D HARDWARE_LIGHT               #OBP60 hardware clone
 #    -D DISPLAY_GDEW042T2            #old E-Ink display from Waveshare, R10 0.47 ohm
     -D DISPLAY_GDEY042T81           #new E-Ink display from Waveshare, R10 2.2 ohm
 #    -D DISPLAY_GYE042A87            #alternativ E-Ink display from Genyo Optical, R10 2.2 ohm
 #    -D DISPLAY_SE0420NQ04           #alternativ E-Ink display from SID Technology, R10 2.2 ohm
     ${env.build_flags}
 #CONFIG_ESP_TASK_WDT_TIMEOUT_S = 10 #Task Watchdog timeout period (seconds) [1...60] 5 default
-#upload_port = /dev/ttyACM0          #OBP60 original
-upload_port = /dev/ttyUSB0          #OBP60 clone
+upload_port = /dev/ttyACM0          #OBP60 original
+#upload_port = /dev/ttyUSB0          #OBP60 clone
 upload_protocol = esptool           #firmware upload via USB OTG seriell, by first upload need to set the ESP32-S3 in the upload mode with shortcut GND to Pin27 
 upload_speed = 230400
 monitor_speed = 115200