Add instruction to reset the device without restarting

doc/Testing.md

@@ -15,9 +15,12 @@ Testing
 
         make ID=c0:98:e5:42:00:ff UID
 4. Program the test firmware (available BOARD_REV for apollo4 based TotTag: `EVB`, `I`, `K`, `L`, see the revision letter on the side of the TotTag name on the board; for the list of available tests, see the makefile)
-
-        make ranging_radio BOARD_REV=EVB
-
+```
+#test individual peripheral
+make ranging_radio BOARD_REV=EVB
+#test the full aoo
+make full BOARD_REV=M
+```
 
 ### Debug the boards
 
@@ -28,6 +31,15 @@ With the JLink debugger connected, run the following command.
         jLinkSWOViewerCL -swoattach 1 -swofreq 1000000 -device AMA4B2KP-KBR -itmport 0x0
 
 You should be seeing the debugging messages coming after that.
+
+#### Resetting the device without restarting
+
+        JLinkExe -Device AMA4B2KP-KBR -if SWD -speed 4000 -RTTTelnetPort 9201
+
+Then in the JLink interface, use command `r` and `g` to reset the device.
+
+When the device is reset without restarting, the RTC value would not get lost.
+
 #### GDB based debugging
 1. In one terminal tab, run the following command to start the GDB server