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
Related protocols
SPI
Lab readyFull-duplex synchronous bus with SCLK, MOSI, MISO, and per-device chip select. Mode is defined by CPOL/CPHA (or mode 0–3); there is no st…
embedded
SDIO
Lab readySD card command/response/data protocol extended so non-memory functions (Wi-Fi, GPS, Bluetooth) enumerate as SDIO devices. CMD/DAT lines,…
embeddedstorage