improve NRF52 debugging environment

bin/nrf52-console.sh

@@ -1 +1,4 @@
-JLinkRTTViewer
+
+
+# JLinkRTTViewer
+JLinkRTTClient

bin/nrf52-gdbserver.sh

@@ -0,0 +1,3 @@
+
+
+JLinkGDBServerCLExe -if SWD -select USB -port 2331 -device NRF52840_XXAA

gdbinit

@@ -6,9 +6,14 @@
 # mon exec SetMonModeDebug=1
 # mon exec SetMonModeVTableAddr=0x26000
 
+echo setting RTTAddr
+eval "monitor exec SetRTTAddr %p", &_SEGGER_RTT
+
 # the jlink debugger seems to want a pause after reset before we tell it to start running
 define restart
+  echo Restarting
   monitor reset 
   shell sleep 1
   cont 
 end
+

platformio.ini

@@ -142,6 +142,9 @@ monitor_port = /dev/ttyACM1
 debug_extra_cmds =
   source gdbinit
 
+; after programming the flash, reset the initial PC
+; debug_load_cmds = load
+
 ; Set initial breakpoint (defaults to main)
 debug_init_break =
 ;debug_init_break = tbreak loop