update python toolings

tools/find_devices.py

@@ -3,37 +3,12 @@ import struct
 from google.protobuf.message import DecodeError
 from serial.tools import list_ports
 
-from firmware_pb2 import RequestDeviceList, Device, ResponseDeviceList, UsbPackageType
-
-def make_header(typeid: UsbPackageType, length: int) -> bytearray: 
-    struct_format = '<HHB'  # '<' for little-endian, 'H' for uint16_t, 'B' for uint8_t
-    # Calculate the check byte as the sum of length and type
-    typeidint = int(typeid) 
-    check = (length & 0xFF) + ((length >> 8) & 0xFF) + (typeidint & 0xFF) + ((typeidint >> 8) & 0xFF)
-    packed_data = struct.pack(struct_format, length, typeid, check)
-    return packed_data
-
-def send_package(typeid : UsbPackageType, data: bytearray, serial: serial.Serial):
-    head = make_header(typeid, len(data))
-    package = head + data
-    serial.write(package)
+from cls_device_pb2 import RequestDeviceList, Device, ResponseDeviceList
+from usb_pb2 import UsbPackageType
+from vcp_driver import *
 
 if __name__ == "__main__":
-    stm_port = None
-    for port in list_ports.comports():
-        print(port)
-        if "STM32 Virtual ComPort" in port.description:
-            stm_port = port.device
-            break
-
-    if stm_port is None:
-        print("STM32 Virtual ComPort not found")
-        exit(-1)
-    else:
-        # Open the serial port
-        ser = serial.Serial(stm_port,baudrate=5000000)
-
-
+        ser = setup_connection()
         # Create a RequestDeviceList message
         request = RequestDeviceList()
         request.msg = 1  # or whatever value you want to set