Non-centralized control system for a mower

A mower comprising:

• a first wheel;
• a second wheel;
• at least one electric motor configured to propel the first wheel and the second wheel;
• a mower deck comprising at least one respective electric motor configured to spin one or more blades disposed in the mower deck;
• a communication bus;
• and
• a control system comprising:
• (i) the communication bus, and (ii) a plurality of devices that are distinct from each other and communicatively-coupled to the communication bus of the mower, such that each device of the plurality of devices is in direct communication with other devices of the plurality of devices via the communication bus of the mower, wherein the plurality of devices comprise:
• at least one drive motor controller configured to control the at least one electric motor that propel the first wheel and the second wheel,
• at least one blade motor controller configured to control the at least one respective electric motor of the mower deck,
• an input device configured to be operated by an operator of the mower, and
• an operator presence module configured to provide a signal to the communication bus indicating presence of the operator.