From 2db39f45040c64ad9eb79f9184c9ae033f098492 Mon Sep 17 00:00:00 2001 From: Jens Ahrensfeld Date: Fri, 30 Oct 2009 13:55:06 +0000 Subject: [PATCH] - zero lead-in / lead-out, but added 4 cycles relelease necessary for writes. See tWR in datasheet) Committed on the Free edition of March Hare Software CVSNT Server. Upgrade to CVS Suite for more features and support: http://march-hare.com/cvsnt/ git-svn-id: http://moon:8086/svn/vhdl/trunk@568 cc03376c-175c-47c8-b038-4cd826a8556b --- lib/CPUs/MIPS/src/async_defs.vhd | 2 +- projects/mips_sys/src/sys_types.vhd | 6 +++--- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/lib/CPUs/MIPS/src/async_defs.vhd b/lib/CPUs/MIPS/src/async_defs.vhd index cef2f3d..07ee105 100644 --- a/lib/CPUs/MIPS/src/async_defs.vhd +++ b/lib/CPUs/MIPS/src/async_defs.vhd @@ -35,7 +35,7 @@ package async_defs is ncyc_pulse_rd => 12, ncyc_pulse_wr => 7, ncyc_leadout => 0, - ncyc_release => 0, + ncyc_release => 4, ncyc_pulse_rst => 8, can_page_rd => true, nbits_page_rd => 4, diff --git a/projects/mips_sys/src/sys_types.vhd b/projects/mips_sys/src/sys_types.vhd index b7572df..2938325 100644 --- a/projects/mips_sys/src/sys_types.vhd +++ b/projects/mips_sys/src/sys_types.vhd @@ -31,11 +31,11 @@ package async_defs is constant ts_flash : async_timespec_t := ( - ncyc_leadin => 1, + ncyc_leadin => 0, ncyc_pulse_rd => 12, ncyc_pulse_wr => 7, - ncyc_leadout => 1, - ncyc_release => 1, + ncyc_leadout => 0, + ncyc_release => 4, ncyc_pulse_rst => 8, can_page_rd => true, nbits_page_rd => 4,