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Altera_Forum
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9 years ago

Strange behavior on pin assignment

I started a small project and observed a strange behavior when assigning GPIO pins , some get assigned and some don't. I don't get any errors , only a warning "no exact pin location assignment" , I...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

After analyzing the pin planner and the assignment list I realized that the software was trying to solve a naming scheme related issue automatically thus creating 2 entries for each pin and then placing the pins chaotically or not placing them at all, the solution was to change the names for all the pins in the assignment editor.