33 lines
605 B
Python
33 lines
605 B
Python
#!/usr/bin/env python2
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import sys
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import serial
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def send_byte(ser, byte):
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ser.reset_input_buffer()
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ser.write(byte)
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read_byte = ser.read()
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if read_byte != byte:
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print "Written %s read %s" % (hex(ord(byte)), hex(ord(read_byte)))
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sys.exit(-1)
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def main():
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if len(sys.argv) != 2:
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print "Usage %s <port>" % (sys.argv[0])
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sys.exit(-1)
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ser = serial.Serial(sys.argv[1], 9600, timeout=0.40)
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send_byte(ser, chr(0xAA))
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send_byte(ser, chr(0xFE))
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for byte in "Unfinished":
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send_byte(ser, byte)
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if __name__ == '__main__':
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main()
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