+Requirements:
+ real-time display of telemetry
+ off-line display of logged data
+ Logging of telemetry
+ Capture of logged data to disk
+
+Input data:
+ accelerometer
+ barometer
+ thermometer
+ gps
+ drogue and main continuity
+ battery voltage
+ time
+ reported flight state
+ reported events
+
+Computed data:
+ velocity (from accelerometer)
+ altitude
+ range
+ direction
+
+Displays:
+ numeric display of current rocket status
+ (graphics come later)
+ text message log