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module0: fix inverter PEX simulation

This commit is contained in:
Clyde Laforge 2026-02-23 15:03:14 +00:00
parent 98cdc3d18d
commit 412807c79d
4 changed files with 21 additions and 41 deletions
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0
modules/module_0_foundations/PEX_Demo/invert_test.sch → modules/module_0_foundations/PEX_Demo/inverter_test.sch
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34
modules/module_0_foundations/inverter/inverter.sch
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@ -1,34 +0,0 @@
v {xschem version=3.4.6 file_version=1.2}
G {}
K {}
V {}
S {}
E {}
N 410 -190 410 -130 {lab=Gnd}
N 410 -340 410 -280 {lab=Vdd}
N 330 -280 370 -280 {lab=Vin}
N 330 -280 330 -190 {lab=Vin}
N 330 -190 370 -190 {lab=Vin}
N 410 -230 490 -230 {lab=Vout}
N 410 -230 410 -220 {lab=Vout}
N 410 -250 410 -230 {lab=Vout}
C {sg13g2_pr/sg13_lv_nmos.sym} 390 -190 2 1 {name=M1
l=0.45u
w=1.0u
ng=1
m=1
model=sg13_lv_nmos
spiceprefix=X
}
C {sg13g2_pr/sg13_lv_pmos.sym} 390 -280 0 0 {name=M2
l=0.45u
w=2.0u
ng=1
m=1
model=sg13_lv_pmos
spiceprefix=X
}
C {iopin.sym} 490 -230 2 1 {name=p2 lab=Vout}
C {iopin.sym} 410 -340 2 0 {name=p5 lab=Vdd}
C {iopin.sym} 330 -240 2 0 {name=p6 lab=Vin}
C {iopin.sym} 410 -130 2 1 {name=p1 lab=Gnd}

16
modules/module_0_foundations/inverter/inverter.sym
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@ -1,11 +1,23 @@
v {xschem version=3.4.6 file_version=1.2}
v {xschem version=3.4.8RC file_version=1.3}
G {}
K {type=subcircuit
format="@name @pinlist @symname"
template="name=x1"
}
spice_sym_def="
.subckt inverter Vout Vin Gnd Vdd
X0 Vout Vin Vdd Vdd sg13_lv_pmos ad=0.68p pd=4.68u as=0.68p ps=4.68u w=2u l=0.45u
X1 Vout Vin Gnd Gnd sg13_lv_nmos ad=0.34p pd=2.68u as=0.34p ps=2.68u w=1u l=0.45u
C0 Vin Vdd 0.14482f
C1 Vout Vin 0.10077f
C2 Vout Vdd 0.13155f
C3 Vout Gnd 0.39245f
C4 Vin Gnd 0.64666f
C5 Vdd Gnd 0.15308f
.ends
"}
V {}
S {}
F {}
E {}
L 7 -70 -80 -70 -60 {}
L 7 -150 0 -130 0 {}

12
modules/module_0_foundations/inverter/inverter_tb.sch
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@ -1,11 +1,12 @@
v {xschem version=3.4.6 file_version=1.2}
v {xschem version=3.4.8RC file_version=1.3}
G {}
K {}
V {}
S {}
F {}
E {}
B 2 710 -550 1510 -150 {flags=graph
y1=-0.0023
y1=0
y2=1.3
ypos1=0
ypos2=2
@ -18,8 +19,9 @@ divx=5
subdivx=1
xlabmag=1.0
ylabmag=1.0
node=vout
color=4
node="vout
vin"
color="7 4"
dataset=-1
unitx=1
logx=0
@ -59,8 +61,8 @@ C {launcher.sym} 770 -120 0 0 {name=h5
descr="load waves"
tclcommand="xschem raw_read $netlist_dir/test_inverter.raw tran"
}
C {inverter.sym} 390 -300 0 0 {name=x1}
C {lab_pin.sym} 220 -300 0 0 {name=p2 sig_type=std_logic lab=Vin}
C {gnd.sym} 320 -190 0 0 {name=l1 lab=GND}
C {lab_pin.sym} 320 -410 0 0 {name=p4 sig_type=std_logic lab=Vdd}
C {lab_pin.sym} 540 -300 0 1 {name=p5 sig_type=std_logic lab=Vout}
C {inverter.sym} 390 -300 0 0 {name=x1}