stm32 /stm32h5 /STM32H523 /OCTOSPI /OCTOSPI_CCR

Instruction mode

0 (B_0x0): No instruction

1 (B_0x1): Instruction on a single line

2 (B_0x2): Instruction on two lines

3 (B_0x3): Instruction on four lines

4 (B_0x4): Instruction on eight lines

Instruction double transfer rate

0 (B_0x0): DTR mode disabled for the instruction phase

1 (B_0x1): DTR mode enabled for the instruction phase

Instruction size

0 (B_0x0): 8-bit instruction

1 (B_0x1): 16-bit instruction

2 (B_0x2): 24-bit instruction

3 (B_0x3): 32-bit instruction

Address mode

0 (B_0x0): No address

1 (B_0x1): Address on a single line

2 (B_0x2): Address on two lines

3 (B_0x3): Address on four lines

4 (B_0x4): Address on eight lines

Address double transfer rate

0 (B_0x0): DTR mode disabled for the address phase

1 (B_0x1): DTR mode enabled for the address phase

Address size

0 (B_0x0): 8-bit address

1 (B_0x1): 16-bit address

2 (B_0x2): 24-bit address

3 (B_0x3): 32-bit address

Alternate-byte mode

0 (B_0x0): No alternate bytes

1 (B_0x1): Alternate bytes on a single line

2 (B_0x2): Alternate bytes on two lines

3 (B_0x3): Alternate bytes on four lines

4 (B_0x4): Alternate bytes on eight lines

Alternate- byte double transfer rate

0 (B_0x0): DTR mode disabled for the alternate-byte phase

1 (B_0x1): DTR mode enabled for the alternate-byte phase

Alternate-byte size

0 (B_0x0): 8-bit alternate bytes

1 (B_0x1): 16-bit alternate bytes

2 (B_0x2): 24-bit alternate bytes

3 (B_0x3): 32-bit alternate bytes

Data mode

0 (B_0x0): No data

1 (B_0x1): Data on a single line

2 (B_0x2): Data on two lines

3 (B_0x3): Data on four lines

4 (B_0x4): Data on eight lines

Data double transfer rate

0 (B_0x0): DTR mode disabled for data phase

1 (B_0x1): DTR mode enabled for data phase

DQS enable

0 (B_0x0): DQS disabled

1 (B_0x1): DQS enabled