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3.1.2. Understanding Dummy Clock Cycles for Single and Quad IO Fast Read
Command | Opcode | Dummy Clock Cycles Dependency |
---|---|---|
Normal Read | 0x03 | No |
Single IO Fast Read | 0x0B | Yes |
Quad IO Fast Read | 0xEB | Yes |
Third-party quad SPI flash devices may have fixed or configurable dummy clock cycles. Determine the number of dummy clock cycles for the 0x0B and 0xEB commands from the third-party quad SPI flash datasheet for you to generate the .rpd file for your design.