45 lines
1.5 KiB
Python
45 lines
1.5 KiB
Python
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import os
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import serial
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import time
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ser = serial.Serial('/dev/ttyACM0', 115200) # change port to input port from arduino
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filename = '1MioTestdaten'
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filesize = 8000000
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start_time = time.time() # start time of read
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with open(filename + '.bin', 'wb') as file:
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while os.path.getsize(filename + '.bin') < filesize/8: # change to the desired file size in bits/8 (1,000,000 Bits = 125000)
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if ser.in_waiting > 0:
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data = ser.read(ser.in_waiting) # reading the data input from COM port
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#print(data)
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file.write(data)
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file.flush() # flush data to write
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end_time = time.time() # end time of read
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elapsed_time = end_time - start_time
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seconds = int(elapsed_time)
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milliseconds = int((elapsed_time % 1) * 100)
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new_filename = f"{filename}_TimeInSeconds_{seconds}_{milliseconds}.bin" # filename in format filename_seconds_milliseconds as txt with needed time to finish read
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os.rename(filename + '.bin', new_filename) # change filename to new filename
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# Open the file in binary mode
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with open(new_filename, 'rb') as f:
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# Read the contents of the file as bytes
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content = f.read()
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# Convert the bytes to a string of hexadecimal digits
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hex_str = content.hex()
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# Convert the bytes to a string of binary digits
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#binary_str = ''.join(format(byte, '08b') for byte in content)
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# Write the binary string back to the file
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#with open(new_filename.split('.')[0] + '_asTXT.txt', 'w') as f:
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#f.write(binary_str)
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print(f"time needed in seconds: {elapsed_time:.2f}. New filename: {new_filename}.") # console write
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