Add try_configurations.py script

scripts/try_configurations.py

@@ -0,0 +1,48 @@
+import serial
+import itertools
+import sys
+import select
+
+# Define the possible serial settings
+baud_rates = [i for i in range(10000, 13000, 200)]#[9600, 19200, 38400]
+baud_rates = [11200]
+data_bits = [serial.FIVEBITS, serial.SIXBITS, serial.SEVENBITS, serial.EIGHTBITS]
+data_bits = [serial.EIGHTBITS]
+#stop_bits = [serial.STOPBITS_ONE, serial.STOPBITS_ONE_POINT_FIVE, serial.STOPBITS_TWO]
+stop_bits = [serial.STOPBITS_ONE]
+parity = [serial.PARITY_NONE, serial.PARITY_EVEN, serial.PARITY_ODD, serial.PARITY_MARK, serial.PARITY_SPACE]
+#parity = [serial.PARITY_NONE]
+
+# Define the serial port to test
+port = '/dev/serial0'
+
+# Try all possible combinations of settings
+for baudrate, databits, stopbits, paritybit in itertools.product(baud_rates, data_bits, stop_bits, parity):
+    i = 0
+    try:
+        # Open the serial port with the current settings
+        ser = serial.Serial(port=port, baudrate=baudrate, bytesize=databits, stopbits=stopbits, parity=paritybit)
+
+        # Print the successful settings
+        print(f"Success! Baudrate: {baudrate}, Databits: {databits}, Stopbits: {stopbits}, Parity: {paritybit}")
+
+        while True:
+            if sys.stdin in select.select([sys.stdin], [], [], 0)[0]:
+                # Wait for the user to press a key
+                input_char = sys.stdin.read(1)
+                break
+
+            if ser.in_waiting > 0:
+                # Read and print the received data
+                data = ser.read(ser.in_waiting)
+                c = bin(int.from_bytes(data, byteorder="big"))
+                print(f"{i}: Received data: {data} chr: \"{c}\"")
+                i += 1
+
+        # Close the serial port
+        ser.close()
+
+    except serial.SerialException as e:
+        print(e)
+        # Ignore exceptions and continue with the next settings
+        pass