set outputDir ./Tutorial_Created_Data/cpu_output In the preceding example, the first word is the Tcl set command, which is used to assign variables. The second and third words are passed to the set command as the variable name (outputDir), and the variable value (./Tutorial_Created_Data...
After the timing and physical constraints have been imported, independent of the number of source files or whether the design is in Project or Non-Project mode, all the constraints can be exported as a single file with the write_xdc command. The constraints are written to the specified output...
set type of input and output as 'Bus' and set appropriate bus width. Set port names to whatever makes more sense to you, but remember that 'in' and 'out' are reserved words, so you have to be a little creative here. Click 'Ok' close...
- anything unspecified by code is leaving the door open for the synthesis machine to do what it wants so it may do erratic things in unspecified areas because they are not specified. - another possible source for erratic signals is timing and a good way to check is to see if the behavi...