Updated scripts

Author: lupyuen

scripts/nrf52/README.md

@@ -17,3 +17,9 @@
 [`flash-init.ocd`](flash-init.ocd): OpenOCD initialisation script called by `flash-boot.ocd` and `flash-app.ocd`
 
 [`debug.ocd`](debug.ocd): OpenOCD script for debugging the application. Called by `.vscode/launch-nrf52.json`
+
+[`swd-pi.ocd`](swd-pi.ocd): OpenOCD script for removing nRF52 flash protection on Raspberry Pi
+
+[`swd-pi.sh`](swd-pi.sh): Shell script that invokes `swd-pi.ocd`
+
+[`swd-pi.log`](swd-pi.log): Sample log from `swd-pi.sh`

scripts/nrf52/debug.ocd

@@ -1,4 +1,4 @@
-# This is an OpenOCD script that connects to the STM32 L4xx for Cortex Debug.
+# This is an OpenOCD script that connects to the nRF52 for Cortex Debug.
 
 # Debug Level must be 2 or greater or gdb will fail.
 debug_level 2

scripts/nrf52/unprotect-flash.sh renamed to scripts/nrf52/swd-pi.sh

@@ -2,9 +2,9 @@
 # Unprotect the nRF52 module using a Raspberry Pi
 # From https://stackoverflow.com/questions/52308978/problem-flashing-nrf52-chip-using-openocd/54372481#54372481
 
-# set -e  #  Exit when any command fails.
 set -x  #  Echo all commands.
 
+# Parent Directory of the locally-built OpenOCD
 OPENOCD_DIR=/home/pi
 
 $OPENOCD_DIR/openocd/src/openocd \