Forum Discussion
Fall3n
New Contributor
3 years agoRunning into an issue with a minute/second countdown timer
I would like to start by saying I know this is Quartus 2 not Prime because my college uses 2. I did not see a form for 2 but need some help. we are basically restricted to using 74192 for the countdo...
- 3 years agoSetting to 5 requires a respective value at inputs A - D. You need additional logic to implement down-counting 0 to 5 and up-counting 5 to 0.
FvM
Super Contributor
3 years agoSetting to 5 requires a respective value at inputs A - D. You need additional logic to implement down-counting 0 to 5 and up-counting 5 to 0.
Fall3n
New Contributor
3 years agoThis worked. Set A and C high. I had them set low and forgot to invert my signal reading the 9 reset.