pre uc480 integration

helios_terminal.py

@@ -0,0 +1,71 @@
+#!/usr/bin/env python3
+"""
+Simple serial terminal for manual Helios laser testing.
+Allows sending raw commands and viewing responses.
+"""
+
+import serial
+import sys
+from threading import Thread
+import time
+
+def read_from_port(ser):
+    """Read data from serial port and display it."""
+    while True:
+        try:
+            if ser.in_waiting:
+                data = ser.read(ser.in_waiting)
+                print(f"\n[RX] {data.decode('ascii', errors='replace')}", end='')
+                sys.stdout.flush()
+        except:
+            break
+        time.sleep(0.01)
+
+def main():
+    """Run interactive serial terminal."""
+    port = "/dev/ttyUSB2"
+
+    if len(sys.argv) > 1:
+        port = sys.argv[1]
+
+    try:
+        ser = serial.Serial(
+            port=port,
+            baudrate=9600,
+            bytesize=serial.EIGHTBITS,
+            parity=serial.PARITY_NONE,
+            stopbits=serial.STOPBITS_ONE,
+            timeout=0.1
+        )
+        print(f"Connected to {port} at 9600 baud")
+        print("Type commands and press Enter. Type 'quit' to exit.\n")
+
+        # Start reader thread
+        reader_thread = Thread(target=read_from_port, args=(ser,), daemon=True)
+        reader_thread.start()
+
+        while True:
+            try:
+                user_input = input("[TX] ")
+                if user_input.lower() == 'quit':
+                    break
+
+                # Send command with carriage return
+                command = user_input + '\r'
+                ser.write(command.encode('ascii'))
+                time.sleep(0.1)
+
+            except KeyboardInterrupt:
+                break
+            except Exception as e:
+                print(f"Error: {e}")
+
+        ser.close()
+        print("\nDisconnected")
+
+    except Exception as e:
+        print(f"Failed to open {port}: {e}")
+        sys.exit(1)
+
+if __name__ == "__main__":
+    main()