auto: update RTK rover/base + config (2026-04-30 13:43:06)

drop-in-receiver.py

@@ -0,0 +1,42 @@
+#!/usr/bin/env python3
+import serial, time, string
+from datetime import datetime
+
+PORT="/dev/serial/by-id/usb-1a86_USB_Serial-if00-port0"
+BAUD=9600
+
+PRINTABLE=set(bytes(string.printable, "ascii"))
+
+def classify(line: bytes):
+    # strip CR/LF
+    raw=line.strip(b"\r\n")
+    if not raw:
+        return None, None
+    printable = sum(b in PRINTABLE for b in raw)
+    ratio = printable / max(1, len(raw))
+    try:
+        txt = raw.decode("ascii", errors="replace")
+    except Exception:
+        txt = repr(raw)
+    return ratio, txt
+
+ser=serial.Serial(PORT, BAUD, timeout=0.2)
+buf=b""
+cnt=0
+try:
+    while True:
+        buf += ser.read(4096)
+        while b"\n" in buf:
+            line, buf = buf.split(b"\n", 1)
+            ratio, txt = classify(line+b"\n")
+            if ratio is None:
+                continue
+            cnt += 1
+            ts=datetime.now().strftime("%H:%M:%S")
+            tag="OK" if txt.startswith("Test #") else "GARBAGE"
+            print(f"[{ts}] #{cnt:04d} {tag} printable_ratio={ratio:.2f}  {txt}")
+        time.sleep(0.01)
+except KeyboardInterrupt:
+    pass
+finally:
+    ser.close()