diff options
Diffstat (limited to 'src/SubcircuitLibrary/LOGIC_ADDER/LOGIC_ADDER.sub')
| -rw-r--r-- | src/SubcircuitLibrary/LOGIC_ADDER/LOGIC_ADDER.sub | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/SubcircuitLibrary/LOGIC_ADDER/LOGIC_ADDER.sub b/src/SubcircuitLibrary/LOGIC_ADDER/LOGIC_ADDER.sub new file mode 100644 index 00000000..a1e1cfac --- /dev/null +++ b/src/SubcircuitLibrary/LOGIC_ADDER/LOGIC_ADDER.sub @@ -0,0 +1,26 @@ +* Subcircuit LOGIC_ADDER
+.subckt LOGIC_ADDER a b cin sum carry
+* c:\esim\esim\src\subcircuitlibrary\logic_adder\logic_adder.cir
+* u2 a b net-_u2-pad3_ d_and
+* u4 net-_u3-pad3_ cin net-_u4-pad3_ d_and
+* u3 a b net-_u3-pad3_ d_xor
+* u5 net-_u3-pad3_ cin sum d_xor
+* u6 net-_u2-pad3_ net-_u4-pad3_ carry d_or
+a1 [a b ] net-_u2-pad3_ u2
+a2 [net-_u3-pad3_ cin ] net-_u4-pad3_ u4
+a3 [a b ] net-_u3-pad3_ u3
+a4 [net-_u3-pad3_ cin ] sum u5
+a5 [net-_u2-pad3_ net-_u4-pad3_ ] carry u6
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u2 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u4 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_xor, NgSpice Name: d_xor
+.model u3 d_xor(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_xor, NgSpice Name: d_xor
+.model u5 d_xor(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u6 d_or(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Control Statements
+
+.ends LOGIC_ADDER
\ No newline at end of file |