Changing the device and/or speed grade
setacf -ffilter -sCHIP:filter DEVICE EPF10K20RC208-3
- filter is name of the acf file.
- CHIP:filter is the section that control the device selection
- Device is one of the variable inside this section
- EPF10K20RC208-3 is the device you want to use.
Changing the speed grade is a matter of changing
setacf -ffilter -sCHIP DEVICE EPF10K20RC208-4