Method for re-programming a control device, especially for motor vehicle use, where a command for updating of data or code in memory is received from an external device during system initialization preventing system loading

摘要

Method for programming a control device in which an external signal is sent, prior to system initialization, to the control device to change the device from operating mode to programmable mode. When the external signal is received loading of a function program is stopped and a new control and or update cycle can be started in which new program code and data can be transferred and stored in flash memory.