Superblock management method, memory device and controller of memory device
A memory device, superblock technology, applied in the direction of memory address/allocation/relocation, etc., can solve the problems of poor sequential reading performance and inability to guarantee channel bandwidth, etc.
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[0053] Please refer to Figure 1A , Figure 1A It is a schematic diagram of a memory device 100 according to a first embodiment of the present invention. The memory device 100 of this embodiment can be a portable memory device (for example, memory that conforms to SD / MMC, CF, MS, XD standards). Card), or solid state drive (SSD, Solid State Drive). The memory device 100 includes: a flash memory (Flash Memory) 120 including at least one information block (Block) 120B; and a controller for accessing the flash memory 120, wherein the controller is, for example, a memory controller 110. According to this embodiment, the memory controller 110 includes a microprocessor 112, a read only memory (ROM) 112M, a control logic 114, at least one buffer memory 116, and an interface logic 118. In addition, the read-only memory 112M of this embodiment is used to store a program code 112C, and the microprocessor 112 is used to execute the program code 112C to control access to the flash memory 120...
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