Though as a kind of “exception”, I think that charging poles for electric cars should have modbus or Ethernet and a local protocol (matter maybe?) to use with smart home systems for automation and cars should have a standard affordable way to check errors and status of sensors.
They do, the can-bus system has an odb2 port. You can get a reader that pairs with your phone for a few bucks or a standalone reader for 20ish. Theres no need to bring the internet into this.
Though as a kind of “exception”, I think that charging poles for electric cars should have modbus or Ethernet and a local protocol (matter maybe?) to use with smart home systems for automation and cars should have a standard affordable way to check errors and status of sensors.
They do, the can-bus system has an odb2 port. You can get a reader that pairs with your phone for a few bucks or a standalone reader for 20ish. Theres no need to bring the internet into this.