MB85RQ4MLPF-G Datasheet, PDF (19/36 Pages) Fujitsu Component Limited. – 4 M (512 K × 8) Bit Quad SPI

MB85RQ4ML
• DQPI (Disable QPI mode)
The Disable QPI command is used for the device to exit from QPI mode and return to the SPI mode and set
the Status Register bit 6 to “0”, at a maximum frequency of 108 MHz.
After driving CS low, the op-code is input to 4 I/O pins for 2 cycles. The command is terminated by driving
CS high.
CS
SCK
01
IO0
11
IO1
11
IO2
11
IO3
11
DQPI Command Sequence
DS501-00043-2v0-E
19