Protocol
QSPI
Quad SPI
Lab ready Full lab
SPI variant with 1/2/4 IO lines for flash and peripherals. Address/command phases and dummy cycles dominate throughput; mode and DDR options vary by controller.
Tags
flashspiquadmemory
Sources
- JEDEC SFDP / serial flash command sets
- MCU QSPI / OctoSPI reference manuals
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