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--- projects:high_altitude_slug:software:protocol [2006/08/02 21:15] – phatmonkey
+++ projects:high_altitude_slug:software:protocol [2008/07/19 23:33] (current) – external edit 127.0.0.1
@@ Line 1: / Line 1: @@
+====== Protocol documentation ======
+This is for coordinating our development.
+===== Basics =====
+First two bytes contain the command. The next two bytes is the length of the data, then the rest is data.
+===== Commands =====
+We have a 16 bit unsigned integer for commands:
+==== Human messages (0 - 9) ====
+  * [0 - 9] CMD_MESSAGE_[0-9] char - Human messages. 0 is lowest priority, 9 is highest.
+==== All processes ====
+  * 10 CMD_ERROR int - Error occured
+==== GPS reader ====
+  * 5000 CMD_GPS_DATA struct gps_data - GPS data
+==== Thermopile reader ====
+  * 5500 CMD_THERMOPILE_DATA struct thermopile_data - Thermopile data
+==== Flight management (6000 - 6999) ====
+  * 6000 CMD_STATUS int - Status of flight has changed, one of:
+    * 0 - Flight not started
+    * 1 - Ascent
+    * 2 - Descent
+    * 3 - Descent with parachute released
+    * 4 - Landed
+  * 6001 CMD_PARACHUTE bool - Parachute released if size > 0, else a request to release
+  * 6003 CMD_CUTDOWN bool - Glider has been cutdown if size > 0, else a request to release
+  * 6005 CMD_DESIRED_HEADING double - The desired heading calculated by the flight management.
+  * 6006 CMD_ALT_DROP_POSITION int - 0 - not in altitude drop, 1-4, position from north clockwise
+  * 6007 CMD_FINAL_WAYPOINT waypoint_t - The final waypoint, generally the launch point
+==== Roll control ====
+==== Pitch control ====
+==== Configuration ====
+See configuration files for descriptions and categorisation.
+  * 10000 CMD_CONFIG_...
+to be finished