Cleanup build for NRF52 targets

platformio.ini

@@ -122,11 +122,9 @@ board = ttgo-lora32-v1
 build_flags = 
   ${esp32_base.build_flags} -D TTGO_LORA_V2
 
-
-; The NRF52840-dk development board
-[env:nrf52dk]
+; Common settings for NRF52 based targets
+[nrf52_base]
 platform = nordicnrf52
-board = ppr
 framework = arduino
 debug_tool = jlink
 build_type = debug ; I'm debugging with ICE a lot now
@@ -136,10 +134,6 @@ src_filter =
   ${env.src_filter} -<esp32/>
 lib_ignore =
   BluetoothOTA
-lib_deps = 
-  ${env.lib_deps}
-  UC1701
-  https://github.com/meshtastic/BQ25703A.git
 monitor_port = /dev/ttyACM1
 
 debug_extra_cmds =
@@ -150,3 +144,19 @@ debug_init_break =
 ;debug_init_break = tbreak loop
 ;debug_init_break = tbreak Reset_Handler
 
+; The NRF52840-dk development board
+[env:nrf52dk]
+extends = nrf52_base
+board = nrf52840_dk_modified
+
+; The PPR board
+[env:ppr]
+extends = nrf52_base
+board = ppr
+lib_deps = 
+  ${env.lib_deps}
+  UC1701
+  https://github.com/meshtastic/BQ25703A.git
+
+
+