Patent ID: 9728520
Date: 2017-08-08
CPC Classifications: G06F,H01L

Claim:
1. An enhanced Flash chip, comprising: a FLASH and a RPMC (Replay Protection Monotonic Counter) which are packaged integrally, wherein, the FLASH comprises an independent controller and the RPMC comprises an independent controller respectively; the same IO pins in the FLASH and in the RPMC are mutually connected, and are connected to same external sharing pin(s) of the enhanced Flash chip; an external instruction is transmitted to the FLASH and the RPMC through the external sharing pin(s) of the enhanced Flash chip, and the controller of the FLASH and the controller of the RPMC respectively judge whether to execute the external instruction; and the FLASH further comprises internal IO pin(s) and the RPMC further comprises internal IO pin(s) respectively, the internal IO pin(s) of the FLASH and the internal IO pin(s) of the RPMC are mutually connected, and internal mutual communication between the FLASH and the RPMC is performed through the pair of mutually connected internal IO pins.