From fe2cc948dc643f4f6b3fe3c5f8f6bc18556b4304 Mon Sep 17 00:00:00 2001 From: gruetzkopf Date: Sat, 31 Aug 2019 09:47:46 +0200 Subject: [PATCH] modules: Add support for Micron MT47H32M16 DDR2 RAM --- litedram/modules.py | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/litedram/modules.py b/litedram/modules.py index 8737fc6..0c1ce88 100644 --- a/litedram/modules.py +++ b/litedram/modules.py @@ -218,6 +218,17 @@ class MT47H128M8(SDRAMModule): speedgrade_timings = {"default": _SpeedgradeTimings(tRP=15, tRCD=15, tWR=15, tRFC=(None, 127.5), tFAW=None, tRAS=None)} +class MT47H32M16(SDRAMModule): + memtype = "DDR2" + # geometry + nbanks = 4 + nrows = 8192 + ncols = 1024 + # timings + technology_timings = _TechnologyTimings(tREFI=64e6/8192, tWTR=(None, 7.5), tCCD=(2, None), tRRD=None) + speedgrade_timings = {"default": _SpeedgradeTimings(tRP=15, tRCD=15, tWR=15, tRFC=(None, 127.5), tFAW=None, tRAS=None)} + + class MT47H64M16(SDRAMModule): memtype = "DDR2" # geometry