diff --git a/litedram/modules.py b/litedram/modules.py index cb3f640..6145040 100644 --- a/litedram/modules.py +++ b/litedram/modules.py @@ -190,6 +190,15 @@ class AS4C32M16(SDRAMModule): technology_timings = _TechnologyTimings(tREFI=64e6/8192, tWTR=(2, None), tCCD=(1, None), tRRD=None) speedgrade_timings = {"default": _SpeedgradeTimings(tRP=18, tRCD=18, tWR=12, tRFC=(None, 60), tFAW=None, tRAS=None)} +class AS4C32M8(SDRAMModule): + memtype = "SDR" + # geometry + nbanks = 4 + nrows = 8192 + ncols = 1024 + # timings + technology_timings = _TechnologyTimings(tREFI=64e6/8192, tWTR=(2, None), tCCD=(1, None), tRRD=(None, 15)) + speedgrade_timings = {"default": _SpeedgradeTimings(tRP=20, tRCD=20, tWR=15, tRFC=(None, 66), tFAW=None, tRAS=44)} # DDR ----------------------------------------------------------------------------------------------