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import time
import serial

port = serial.Serial("/dev/ttyS0", 115200, timeout=0.2)

RefTemp = open("RefTemp.dat", "w") 	
RefTemp.close()						

while True:
	RefTemp = open("RefTemp.dat", "w")
	newline = port.readline()
	RefTemp.write(str("newline;time.ctime();\n"))
	RefTemp.close()
	print newline

Code: Alles auswählen

    import time
    import serial
     
    port = serial.Serial("/dev/ttyS0", 115200, timeout=0.2)
              

    while True:
        newline = port.readline()
        print newline

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screen /dev/ttyS0 115200

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RefTemp.write('%s;%s;\n' % (newline, time.ctime()))

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import time
import serial

port = serial.Serial("/dev/ttyS0", 115200, timeout=1)

while 1:
	x = port.read()
	print x

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#!/usr/bin/env python
# coding: utf8
from __future__ import absolute_import, division, print_function
import time
from serial import Serial


def main():
    try:
        with Serial('/dev/ttyS0', 115200, timeout=0.2) as connection:
            with open('RefTemp.dat', 'w') as out_file:
                while True:
                    connection.write('s\n')
                    connection.flush()
                    line = next(connection)
                    if not line.endswith('\n'):
                        raise ValueError('Oooh, we are in trouble Scotty.')
                    out_file.write('{0};{1};\n'.format(line.rstrip(), time.ctime()))
                    time.sleep(1)
    except KeyboardInterrupt:
        pass  # Allow the user to stop the program with CTRL+C.


if __name__ == '__main__':
    main()

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port.write('s\n')

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import time
import serial

port = serial.Serial("/dev/ttyS0", 115200, timeout=1) #oeffnet den serial port S0

RefTemp = open("RefTemp.dat", "w") 	#erstellt eine .dat-Datei im Modus "write"
RefTemp.close()						#schliesst die .dat-Datei

try:
	RefTemp = open("RefTemp.dat", "w")
	while True:
		port.write('s\n')
		newline = port.readline()
		newline = newline[13:21]
		RefTemp.write('%s;%s;\n' % (newline, time.ctime()))
		print newline
		
except KeyboardInterrupt:
	pass
	RefTemp.close()
	

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RefTemp.write('%s;%s;\n' % (newline, time.ctime()))

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RefTemp.write('{0};{1};\n'.format(newline.rstrip(), time.ctime()))