cleanup code

examples/osd/arduino-settingsmanager/README.md

@@ -1,8 +1,37 @@
-Arduino compatibility example
-=============================
+Arduino shell example
+=====================
+This example start a shell on merkurboard serial0 line.
+You can change the network parameters and store it in eeprom.
 
 make clean TARGET=osd-merkur-256 flash
 
+start a terminal programm
+-------------------------
+
+picocom -c -b 38400 --omap crcrlf /dev/ttyUSB0
+
+? [ENTER]
+Available commands:
+?: shows this help
+ccathresholds <threshold: change cca thresholds -91 to -61 dBm (default -77)
+exit: exit shell
+help: shows this help
+kill <command>: stop a specific command
+killall: stop all running commands
+null: discard input
+panid <0xabcd>: change panid (default 0xabcd)
+ps: list all running processes
+quit: exit shell
+reboot: reboot the system
+rfchannel <channel>: change radio channel (11 - 26)
+saverfparam <> save radio parameters txpower, channel, panid to eeprom settingsmanager
+txpower <power>: change transmission power 0 (3dbm, default) to 15 (-17.2dbm)
+
+------------------------------------------------------------------------------
+quit picocom, you need to press Ctrl-a , then Ctrl-q
+
+
+
 This example shows that it is now possible to re-use arduino sketches in
 Contiki. This example documents the necessary magic. Arduino specifies
 two routines, `setup` and `loop`. Before `setup` is called, the