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intro_example:namespace [2020/06/19 07:25]
rajit [Creating a library of building blocks]
intro_example:namespace [2020/12/02 01:00]
127.0.0.1 external edit
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 The ''import'' statement looks for ''gates.act'' (details are in [[language:namespaces|Namespaces]]), and imports it if it is found. It also checks that the namespace ''gates'' exists after the import. The ''import'' statement looks for ''gates.act'' (details are in [[language:namespaces|Namespaces]]), and imports it if it is found. It also checks that the namespace ''gates'' exists after the import.
 +
 +
 +Finally, if you are going to be using the ''gates'' namespace a lot, it can be added to the search path used to find type definitions as follows.
 +
 +<code>
 +import gates;
 +open gates;
 +
 +defproc adder (bool? a,b,ci; bool! s,co)
 +{
 +  bool y1,y2,y3;
 +  xor2 X1(a, b, y1);
 +  and2 A1(a,b,y2);
 +  xor2 X2 (y1,ci,s);
 +  and2 A2(y1,ci,y3);
 +  or2 O1(y2,y3,co);
 +}
 +
 +adder FA;
 +</code>
 +
 +
 ===== Simulating with prsim script ===== ===== Simulating with prsim script =====
 Run simulation in prsim with script as: Run simulation in prsim with script as: