diff options
Diffstat (limited to 'manual/CHAPTER_Overview.tex')
| -rw-r--r-- | manual/CHAPTER_Overview.tex | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/manual/CHAPTER_Overview.tex b/manual/CHAPTER_Overview.tex index ec402231f..645acd2d4 100644 --- a/manual/CHAPTER_Overview.tex +++ b/manual/CHAPTER_Overview.tex @@ -307,11 +307,11 @@ process $proc$ff_with_en_and_async_reset.v:4$1 switch \reset case 1'1 assign $0\q[0:0] 1'0 - case + case switch \enable case 1'1 assign $0\q[0:0] \d - case + case end end sync posedge \clock @@ -338,7 +338,7 @@ An RTLIL::CaseRule is a container for zero or more assignments (RTLIL::SigSig) and zero or more RTLIL::SwitchRule objects. An RTLIL::SwitchRule objects is a container for zero or more RTLIL::CaseRule objects. -In the above example the lines $2 \dots 12$ are the root case. Here {\tt \$0\textbackslash{}q[0:0]} is first +In the above example the lines $2 \dots 12$ are the root case. Here {\tt \$0\textbackslash{}q[0:0]} is first assigned the old value {\tt \textbackslash{}q} as default value (line 2). The root case also contains an RTLIL::SwitchRule object (lines $3 \dots 12$). Such an object is very similar to the C {\tt switch} statement as it uses a control signal ({\tt \textbackslash{}reset} in this case) to determine @@ -371,7 +371,7 @@ process $proc$ff_with_en_and_async_reset.v:4$1 switch \enable case 1'1 assign $0\q[0:0] \d - case + case end sync posedge \clock update \q $0\q[0:0] @@ -449,7 +449,7 @@ See Sec.~\ref{sec:memcells} for details about the memory cell types. Yosys reads and processes commands from synthesis scripts, command line arguments and an interactive command prompt. Yosys commands consist of a command name and an optional whitespace separated list of arguments. Commands are terminated using the newline character -or a semicolon ({\tt ;}). Empty lines and lines starting with the hash sign ({\tt \#}) are ignored. +or a semicolon ({\tt ;}). Empty lines and lines starting with the hash sign ({\tt \#}) are ignored. See Sec.~\ref{sec:typusecase} for an example synthesis script. The command {\tt help} can be used to access the command reference manual. |