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ISS Software

This software provides simple text-based output of environment and flight data for simulation purposes. It calls telemetry data only and is essential for accurate flight simulation.

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ISS Software

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  1. ISS Software

  2. Editor (Pseudo-Telemetry) • Simple text-based output of data • Environment data • Flight software data • Called from simulator • Must only use telemetry data

  3. ____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ | T Sim = 0.00 | | | |__________________________________________|__________________________________________|__________________________________________| | SSF ENVIRONMENT STATE | SSF NAVIGATION STATE | SSF VEHICLE PARAMETERS | |------------------------------------------|------------------------------------------|------------------------------------------| | r v | r v | mass 0.0 | | | -3371490.50 | 5851.5657 | | | 0.00 | 0.0000 | | xcg 0.00 | | | -5839592.84 | -3378.4031 | | | 0.00 | 0.0000 | | ycg 0.00 | | | 0.00 | 3668.6464 | | | 0.00 | 0.0000 | | zcg 0.00 | | mag 6742981.00 7688.5236 | mag 0.00 0.0000 | inertia matrix | |force ext self total | r err v err | 0.0 0.0 0.0 | | | 0.000 | 0.000 | 0.000 | | u| 0.00 | 0.0000 | | 0.0 0.0 0.0 | | | 0.000 | 0.000 | 0.000 | | d| 0.00 | 0.0000 | | 0.0 0.0 0.0 | | | 0.000 | 0.000 | 0.000 | | c| 0.00 | 0.0000 | | | |mag 0.000 0.000 0.000 | mag 0.00 0.0000 |------------------------------------------| |torque ext self total | | SSF ORBIT PARAMETERS | | | 0.000 | 0.000 | 0.000 | | |------------------------------------------| | | 0.000 | 0.000 | 0.000 | | | environment navigation | | | 0.000 | 0.000 | 0.000 | | quality indicator imu mis | apogee | 364.81 | 0.00 | | |mag 0.000 0.000 0.000 | sv bad u| 7200.0 | | perigee | 364.81 | 0.00 | | | |att invalid d| 7200.0 | | inclination | 28.50 | 0.00 | | | | wb invalid c| 7200.0 | | long node | 240.00 | 0.00 | | | | mag 0.0 | arg perigee | 171.42 | 0.00 | | | | | arg latitude | 0.00 | 0.00 | | | y -0.00 p -0.000 | y 0.00 p 0.000 | latitude | 0.000| 0.000| | | p 0.00 q 0.000 | p 0.00 q 0.000 | longitude | -120.000| 0.000| | | r -90.00 r -0.065 | r 0.00 r 0.000 | | |__________________________________________|__________________________________________|__________________________________________| | SSF NAVIGATION AND POWERED FLIGHT | SSF DAP PARAMETERS | SSF SYSTEM STATUS | |------------------------------------------|------------------------------------------|------------------------------------------| | q_im_i | | mode active | | | 0.00000000 | | | gnc initialization false | | | 0.00000000 | dt extrap (env-fsw) | | | | | 0.00000000 | nav: sx. 0.00000000 | | | | | 0.00000000 | imu: sx. 0.00000000 | |------------------------------------------| | | | SSF GN&C ORU STATUS | | ch 01 02 03 04 05 06 07 08 09 10 11 12 | |------------------------------------------| | sat 0 0 0 0 0 0 0 0 0 0 0 0 | | availability availability | | ant 1 1 1 1 2 2 2 2 3 3 3 3 | | isa1 not_available st1 not_available | | | | isa2 not_available st2 not_available | | | | isa3 not_available | | | | | | | | st1 st2 | | | | v ang | 0.000 | 0.000 | | | | | h ang | 0.000 | 0.000 | | | | | mag | 0.00 | 0.00 | | | | | id | 0 | 0 | | | | | | | | | alp si beta siu beta sil | | | | cmd | 0.0 | 0.0 | 0.0 | | | | | actual | 0.0 | 0.0 | 0.0 | | | | | rate | 0.00 | 0.00 | 0.00 | | |__________________________________________|__________________________________________|__________________________________________|

  4. Control System Architecture • Need to implement the following: • Jet_Selection_Logic.adb • Which thrusters should be turned on / off to achieve required torque • Attitude_Controller.adb • Calculate attitude error • ADF-Process_ISA_Attitude_Package.adb • Calculate new attitude given inertial sensor data

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