WQ25xx

https://www.cnblogs.com/weizhunie/p/17479759.html

64Mbit = 64 * 1024 *1024 bit = 8MByte = 8192 * 1024Byte = 8192KB
128 Block, 64KB/Block

1 Block = 16 Sector 4KB/Sector 扇区

1 Sector = 16 Page = 256 Byte/Page (addr0~addr255)

容量大，就是Block 多一点。

'24bit addr
'1 Block = 16 *Sector
'1 Sector0 = 16 * Page
'1 Page = 256 addr, 1byte/1addr
'Sector0
'page0  xx0000~xx00FF
'page1  xx0100~xx01FF
'page2  xx0200~xx02FF
'page3  xx0300~xx03FF
'page4  xx0400~xx04FF
'page5  xx0500~xx05FF
'page6  xx0600~xx06FF
'page7  xx0700~xx07FF
'page8  xx0800~xx08FF
'page9  xx0900~xx09FF
'page10 xx0A00~xx0AFF
'page11 xx0B00~xx0BFF
'page12 xx0C00~xx0CFF
'page13 xx0D00~xx0DFF
'page14 xx0E00~xx0EFF
'page15 xx0F00~xx0FFF
'Sector1
'page16 xx1000~xx10FF
'...
'page31 xx1F00~xx1FFF
'...
'Sector15
'page240 xxF000~xxF0FF
'...
'page255 xxFF00~xxFFFF