发布时间:2019-09-16 07:27:25编辑:auto阅读(2883)
首先需确保安装了serial模块,如果没安装的话就安装一下python-pyserial。
一个Python实现的串口Echo
import serial
import sys
try:
ser = serial.Serial('/dev/ttyUSB0', 9600)
except Exception, e:
print 'open serial failed.'
exit(1)
print 'A Serial Echo Is Running...'
while True:
# echo
s = ser.read()
ser.write(s)
# write to stdout and flush it
sys.stdout.write(s)
sys.stdout.flush()
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