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W25Q256FVBIF-TR Datasheet, PDF (52/108 Pages) Winbond – 3V 256M-BIT SERIAL FLASH MEMORY WITH DUAL/QUAD SPI & QPI
W25Q256FV
/CS
CLK
Mode 3
Mode 0
DI
(IO0)
0123
30 28 26 24
12 13 14 15 16 17 18 19
32-Bit Address
M7-0
64206420
DO
(IO1)
/CS
CLK
DI
(IO0)
31 29 27 25
*
* = MSB
75317531
*
19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35
IOs switch from
Input to Output
064206420642064206
DO
(IO1)
175317531753175317
* Byte 1
* Byte 2
* Byte 3
* Byte 4
Figure 23b. Fast Read Dual I/O with 4-Byte Address Instruction (Previous instruction set M5-4 = 10, SPI Mode only)
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