We have hydraulic steering system with small motor atop it.
This system will be mounted in about Five truck models. All truck models will have same steering software but different values for calibration parameters. Supplier will deliver steering ECUs to OEM manufacturing with steering software...
Typical embedded ECU stores real calibration values and default calibration values in Non-Volatile Memory(NVM).
Let's say ECU is Steering Controller and it's primary function is Lane Keep Assist(LKA). It is mounted in a commercial truck. It programs camera's real and default calibration values...