app: stacked_cores: enable 0.001-level precision for current setting

crates/applications/stacked_cores/scripts/plot_inverters.py

@@ -156,6 +156,8 @@ _48xx_study = [(p, get_meas(p)) for p in
         SimParams48(5e2, 5e3, 1000, 50,  9, 1, 400, "1e10"),
         # # y0=0.60, slope0=0.96
         # SimParams48(5e2, 5e3, 1000, 50,  9, 1, 400, "2e10"),
+        # y0=0.63, slope0=1.0 until x=0.15
+        # SimParams48(1e3, 1e4, 2000, 100, 9, 1, 400, "2e10"),
         # y0=0.57, slope0=1.25 until x=0.30
         SimParams48(1e3, 1e4, 2000, 100, 9, 1, 400, "1e10"),
         # y0=0.47, slope0=1.1 until x=0.30

crates/applications/stacked_cores/scripts/stacked_cores_39xx.py

@@ -28,15 +28,16 @@ def extract_one(path: str, t_first: float, t_last: float, t_mid: float = None):
 
 def extract_polarity(stem: str) -> float:
     s = None
-    if re.search("-p\d\d\d", stem):
-        s = re.search("-p\d\d\d", stem).group(0)
-    if re.search("-n\d\d\d", stem):
-        s = re.search("-n\d\d\d", stem).group(0)
+    if re.search("-p\d\d\d\d?", stem):
+        s = re.search("-p\d\d\d\d?", stem).group(0)
+    if re.search("-n\d\d\d\d?", stem):
+        s = re.search("-n\d\d\d\d?", stem).group(0)
 
     if s:
         sign = {'n': -1, 'p': 1}[s[1]]
         mag = int(s[2:])
-        return sign * mag * 0.01
+        max_mag = 10**(len(s[2:]) - 1)
+        return sign * mag / max_mag
 
     if "-000" in stem:
         return 0.00
@@ -61,7 +62,7 @@ def extract_39xx(base_path: str, t_first: str = "2e-9", t_last: str = "3e-9", t_
         for i, (o, polarity, mid) in sorted(mappings.items()):
             comments = []
             if polarity is not None:
-                comments += [f"{polarity:= 04.2f}"]
+                comments += [f"{polarity:= 05.3f}"]
             for core, val in enumerate(mid):
                 comments += [f"M{core+1}={val:5}"]