[Note]. How to Set Data [1]/asdo and flash_nce/ncso to use as regular I/O in Quartus II 10.0 when cyclone III is used

In Quartus II 10. 0, selectAssignments> device and pin Options> dual purpose pins, You can set some dual-function pinsUse as regular I/O. HoweverData [1]/asdoAndFlash_nce/ncsoBut cannot be set. This is the GUI of Quartus II 10.0.Program. So what should we do?

 

It is easy to do, because the GUI configuration is eventually mapped to the configuration file. The dual-function pin is configured inProject name. qsfIn, use Notepad ++ (or another text editor) to open it, find a statement similar to the following, and manually modify and save it.

Container-name ready "use as regular Io" set_global_assignment-name ready "use as regular Io" set_global_assignment-name reserve_dclk_after_configuration "use as regular Io" set_global_assignment-name variable "use as regular Io" set_global_assignment-name variable "use as regular Io"
 

 

Reference

Pin flash_nce, nce0 as I/O