Patent ID: 11947953
Assignee: DENSO CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G  B | IPC B  G

Claim 27:
28. A progress screen display control method for a vehicle electronic control system including:
a vehicle master device that is configured to instruct a rewrite target electronic control unit (ECU) to write update data received from a center device and distribute the update data to the rewrite target ECU;
the rewrite target ECU that is configured to write the update data received from the vehicle master device into a non-volatile memory; and
a display terminal, the method comprising the steps of:
determining whether an external mode for a screen display related to an approval to a program update is set;
upon determining that the external mode is set, prioritizing the external mode over a customization mode for the screen display related to the approval to the program update, the customization mode being set through a user's customization operation; and
controlling a display terminal to display a progress screen of the program update according to a current update phase and a setting of the external mode.