System Manager exists as the top level for ZPSW. It is the only manager that is aware of the state of the system, and has the power to start, stop, suspend, and otherwise handle other managers such as telemetry, path manager, attitude manager, etc.

System manager also has the ability to completely override all controls and choose to passthrough control direct by RC, or direct from an external Ardupilot device.

System manager has 5 states described in the flowchart below:

Boot

In this stage, all sensors, communications, etc, should be powered on &