Apr 13, 2019
11:21 PM
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Hi. cypress
使用S34ML04G200TFA000(4bit ecc 4bits/528Bytes ) 来替代三星的K9F4G08U0M(1bit ecc 1bit/512Bytes) flash,在FTL 层的纠错算法和数据宽度要怎么与这个对应上,能否提供该芯片S34ML04G2的ECC 匹配算法。是否必须先考虑CPU能否支持4bit ECC.
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Apr 15, 2019
10:29 PM
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Hi,
对于ML04G2系列的芯片来说,需要NAND controller配置每512Byte+16Byte OOB来做大于等于4bit的ECC才能满足我们手册上的使用要求,具体可以参考如下链接:
BCH-24 Support on Cypress NAND Flash – KBA218818
多谢!
2 Replies
Apr 15, 2019
09:19 PM
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Apr 15, 2019
10:29 PM
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Hi,
对于ML04G2系列的芯片来说,需要NAND controller配置每512Byte+16Byte OOB来做大于等于4bit的ECC才能满足我们手册上的使用要求,具体可以参考如下链接:
BCH-24 Support on Cypress NAND Flash – KBA218818
多谢!