Forum Discussion
Altera_Forum
Honored Contributor
10 years agoConfused with set_input/output_delay command
Hi folks, while I am familiar with set_input/output_delay -max where it specifies the maximum time taken for the data to travel to and from FPGA, I am still very confused with -min value. I noticed i...
Altera_Forum
Honored Contributor
10 years ago --- Quote Start --- If the data arrives before the specified clock edge, then the delay is negative. The maximum or minimum delays specified could be positive or negative. The only restriction is that max > min. --- Quote End --- I believe that when we mention data vs clock relationship it will be different between setup and hold, right? i.e-: 1) Setup : data vs clock edge at next clock cycle (setup relationship of clock period) 2) Hold : data vs clock edge at current clock cycle (hold relationship of 0ns)