Cypress FM4 Series - Page 697

CHAPTER 12: I/O Port
FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E 697
[bit7] UEDQM3E: UEDQM3E output select bit
Selects output for external bus MDQM3.
bit
Description
Reading
Reads out the register value.
Writing
0
Does not produce output of user external bus MDQM3. [Initial value]
1
Produces output of user external bus MDQM3.
[bit6] UEDQM2E: UEDQM2E output select bit
Selects output for external bus MDQM2.
bit
Description
Reading
Reads out the register value.
Writing
0
Does not produce output of user external bus MDQM2. [Initial value]
1
Produces output of user external bus MDQM2.
[bit5] UECSXE: UECSXE output select bit
Selects output for external bus SDRAM MCSX8.
bit
Description
Reading
Reads out the register value.
Writing
0
Does not produce output of user external bus MCSX8. [Initial value]
1
Produces output of user external bus MCSX8.
[bit4] UEDWEXE: UEDWEXE output select bit
Selects output for external bus SDRAM MSDWEX.
bit
Description
Reading
Reads out the register value.
Writing
0
Does not produce output of user external bus MSDWEX. [Initial value]
1
Produces output of user external bus MSDWEX.
[bit3] UECASE: UECASE output select bit
Selects output for external bus SDRAM MCASX.
bit
Description
Reading
Reads out the register value.
Writing
0
Does not produce output of user external bus MCASX. [Initial value]
1
Produces output of user external bus MCASX.
[bit2] UERASE: UERASE output select bit
Selects output for external bus SDRAM MRASX.
bit
Description
Reading
Reads out the register value.
Writing
0
Does not produce output of user external bus MRASX. [Initial value]
1
Produces output of user external bus MRASX.