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请问LPM与FAL有什么区别，应用场景有何不同？ #3

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redocCheng opened this issue Feb 25, 2021 · 1 comment

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redocCheng commented Feb 25, 2021

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armink assigned Guozhanxin

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whj4674672 commented Mar 4, 2021

区别一：

FAL: 静态。这个静态体现在，你需要在 fal_cfg.h 去指定分区大小，这个一旦写好，在程序运行过程中将不可以在继续修改。
LPM：动态。动态体现在，你可以在程序执行过程中删除分区和创建分区。每次删除和创建都会在实际物理的存储设备上记录下你的分区信息，已确保断电保持。

FAL 占 ROM ，LPM 占 RAM。

区别二：

FAL：读写字符设备，读写大小是一个字符
LPM：读写块设备，每次读写都是一整个块

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