Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

DDR2 on Stratix II GX PCI-E Dev kit malfuncitoning

hi, I have Stratix II GX PCI-E Dev kit. I have already successfully ported NIOSII, On-chip RAM, JTAG UART, PIO LED, PLL, MY own LED on it and it works. I had so much trouble with DDR2. I ch...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

hi, my pin assignment is completely wrong. I used the pin assignment function in Quartus II and export the assignment as tcl script. Altera support wants me to double check the assignment and I found out the dq are completely wrong. I don't know how that happened. I manually edited my tcl script and my DDR2 works now.