Patent ID: 11874786
Assignee: BYD COMPANY LIMITED
Field: Computer technology (Electrical engineering)
Classification: CPC G  Y | IPC G

Claim 0:
1. An automatic switching system for a front end processor (FEP), comprising:
at least one external device; and
a FEP assembly, wherein the FEP assembly is connected to the at least one external device, the FEP assembly comprises a primary FEP and at least one secondary FEP, the primary FEP comprises a primary memory, a primary IO manager, and at least one primary driver, and the at least one secondary FEP comprises a secondary memory, a secondary IO manager, and at least one secondary driver, wherein
the FEP assembly provides services upward by using the primary memory, the primary IO manager, the secondary memory, and the secondary IO manager, and is connected downward to the at least one external device by the at least one primary driver and the at least one secondary driver, and the FEP assembly is configured to use the at least one secondary driver as a new primary driver when there is a fault in a communication link between the at least one primary driver and the at least one external device, to transmit a control instruction to the at least one external device and acquire data from the at least one external device.