Forum Discussion

Ryan-SEU's avatar
Ryan-SEU
Icon for New Contributor rankNew Contributor
4 years ago

DDR3 cannot read data when burst length larger than 8, Maximum Avalon-MM burst length set as 1024

Hi everyone, my work Environment : WIN10 64bits, Quartus II 18.1, modelsim-altera 10.5b, cyclone V E 5CEFA9F31I7N, Micron MT41J128M16JT-125*2. Q1: I configured the Maximum Avalon-MM burst lengt...
AdzimZM_Altera's avatar
AdzimZM_Altera
Icon for Regular Contributor rankRegular Contributor
4 years ago

Hi Ryan,


I don't understand on the Fig 2 that you've shared.

The read burst length = 8 but rdatavalid is not asserted which I think there is no read transaction has performed.

If you set it to 16, what is the error occurred?