58.6.1 Quad Serial Peripheral Interface (QSPI) Figure 58-8. QSPI Host Mode with (CPOL= NCPHA = 0) or (CPOL= NCPHA= 1) and Single Data Rate Figure 58-9. QSPI Host Mode with (CPOL = 0 and NCPHA=1) or (CPOL=1 and NCPHA= 0) and Single Data Rate Figure 58-10. QSPI Host Mode in Double Data Rate Mode