From 73e0e13d2f1b959a05d69ed715c8fdde84894d6f Mon Sep 17 00:00:00 2001 From: Clifford Wolf Date: Wed, 16 Jul 2014 11:38:02 +0200 Subject: Changed the $mem/$memwr WR_EN input to a per-data-bit enable signal --- manual/CHAPTER_CellLib.tex | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'manual/CHAPTER_CellLib.tex') diff --git a/manual/CHAPTER_CellLib.tex b/manual/CHAPTER_CellLib.tex index e7895521a..f09c49298 100644 --- a/manual/CHAPTER_CellLib.tex +++ b/manual/CHAPTER_CellLib.tex @@ -256,8 +256,9 @@ If this parameter is set to {\tt 1'b1}, a read and write to the same address in return the new value. Otherwise the old value is returned. \end{itemize} -The {\tt \$memwr} cells have a clock input \B{CLK}, an enable input \B{EN}, an address input \B{ADDR} -and a data input \B{DATA}. They also have the following parameters: +The {\tt \$memwr} cells have a clock input \B{CLK}, an enable input \B{EN} (one +enable bit for each data bit), an address input \B{ADDR} and a data input +\B{DATA}. They also have the following parameters: \begin{itemize} \item \B{MEMID} \\ @@ -341,7 +342,7 @@ This input is \B{RD\_PORTS}*\B{WIDTH} bits wide, containing all data signals for This input is \B{WR\_PORTS} bits wide, containing all clock signals for the write ports. \item \B{WR\_EN} \\ -This input is \B{WR\_PORTS} bits wide, containing all enable signals for the write ports. +This input is \B{WR\_PORTS}*\B{WIDTH} bits wide, containing all enable signals for the write ports. \item \B{WR\_ADDR} \\ This input is \B{WR\_PORTS}*\B{ABITS} bits wide, containing all address signals for the write ports. -- cgit v1.2.3