在python中循环和等待串行命令时出现套接字服务器问题。在
我用python编写了如下服务器代码:
import serial
import socket
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.bind(('', 9000))
sock.listen(1)
print "Listening on TCP 9000"
ser = serial.Serial('/dev/ttyUSB0', 9600, timeout=1)
print "Connected at: /dev/ttyUSB0"
while(1):
print "Waiting For Connection..."
connection, addr = sock.accept() #PROBLEM HERE
# IF THERE IS NOT CLIENT, PROGRAM CAN NOTO CONTINUE TO NEXT LINE
print "Connected"
#SO I CAN NOT CHECK THE COMMAND FROM SERIAL IN THE SAME TIME
dataFromSerial = ser.readline()
if dataFromSerial == "ON":
#SET LED ON
请帮帮我。。。 谢谢。。。在
设置侦听套接字非阻塞并捕获套接字超时(这显然也可以表现为
EAGAIN
或EWOULDBLOCK
错误):相关问题 更多 >
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