stm32 /stm32n6 /STM32N657 /FMC1 /FMC_CSQCFGR1

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Interpret as FMC_CSQCFGR1

31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 (B_0x0)CMD2EN 0 (B_0x0)DMADEN 0 (B_0x0)ACYNBR 0CMD10CMD20 (B_0x0)CMD1T 0 (B_0x0)CMD2T

CMD1T=B_0x0, ACYNBR=B_0x0, DMADEN=B_0x0, CMD2T=B_0x0, CMD2EN=B_0x0

Description

FMC NAND command sequencer configuration register 1

Fields

CMD2EN

Command cycle 2 Enable

0 (B_0x0): Command cycle 2 not issued.

1 (B_0x1): Command cycle 2 (programmed CMD2[7:0]) sent by the command sequencer to the NAND Flash memory after the address cycles.

DMADEN

Command sequencer DMA request data enable

0 (B_0x0): No DMA request transfer

1 (B_0x1): A DMA request transfer

ACYNBR

Address Cycle number

0 (B_0x0): No address cycle.

1 (B_0x1): 1 address cycle

2 (B_0x2): 2 address cycles

3 (B_0x3): 3 address cycles

4 (B_0x4): 4 address cycles

5 (B_0x5): 5 address cycles

CMD1

Command 1 sequencer

CMD2

Command 2 sequencer

CMD1T

Command 1 Sequencer timings

0 (B_0x0): CMD1 issued with the timings programmed in FMC_PMEM

1 (B_0x1): CMD1 issued with the timings programmed in FMC_PATT

CMD2T

Command 2 Sequencer timings

0 (B_0x0): CMD2 issued with the timings programmed in FMC_PMEM

1 (B_0x1): CMD2 issued with the timings programmed in FMC_PATT

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