W25Q20BW Datasheet, PDF (29/70 Pages) Winbond – 1.8V 2M-BIT SERIAL FLASH MEMORY WITH DUAL AND QUAD SPI

W25Q20BW
Figure 13b. Fast Read Dual I/O Instruction Sequence (Previous instruction set M5-4 = 10)
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Publication Release Date: January 25, 2011
Preliminary - Revision B