1.列出所有串口
pip install pyserial
# -*- coding:UTF-8 -*-
import serial.tools.list_ports
#检测设备的端口数
plist = list(serial.tools.list_ports.comports())
if len(plist) <= 0:
print "没有发现端口!"
else:
#端口数
print "端口数="+str(len(plist))
for test in plist:
serialName = test[0]
print serialName