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# | Item | Description |
|---|---|---|
1 | IVI | In-Vehicle-Infotainment. |
2 | IVI system | The system for booting IVI up. |
3 | ACC(Accessory) | The power source that supplies electricity to the IVI and other electrical components.When ACC is turned on, the information is sent to IVI and IVI is activated. In addition to ACC, there are other power sources such as +B and IG in general. |
4 | HMI | Human Machine Interface. In particular, this document refers to the Interface, which is operated by the user on the IVI device. |
5 | Heartbeat | The function to confirm the behaviors by the regular communication between the two processes. |
6 | Resident service | A service that starts automatically at system startup and is always running in the launched state. |
7 | Non-resident service | A service that is activated by a request from an application. |
| 8 | Service launcher | A function to launch services other Service launcher. |
| 9 | Service terminator | A function to terminate services other Service launcher. |
| 10 | System Logging Support module | The module to leave a log in a specified location in the IVI system when a request to leave a log is received. |
| 11 | Backup Data Management module | The module with the ability to store data permanently in the IVI system. |
| 12 | Vehicle Parameter Configuration module | The module with the ability to provide necessary information in response to a request from a service to acquire necessary environmental variables, or to determine whether an IVI product supports various functions and return the results to the service. |