电脑和树莓派在同一局域网内，先在电脑和树莓派创建python运行环境，然后在树莓派中用python运行rpi.py；在电脑上运行computer.py；电脑上输入字符即可在树莓派上即时显示！
rpi.py
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#coding:utf-8#import necessary packageimport socketimport timeimport syshost_ip = "192.168.31.151" #树莓派的ip地址host_port = 8888print("starting socket: tcp...")#1.create socket object:socket=socket.socket(family,type)socket_tcp = socket.socket(socket.af_inet, socket.sock_stream)print("tcp server listen @ %s:%d!" %(host_ip, host_port) )host_addr = (host_ip, host_port)#2.bind socket to addr:socket.bind(address)socket_tcp.bind(host_addr)#3.listen connection request:socket.listen(backlog)socket_tcp.listen(1)#4.waite for client:connection,address=socket.accept()socket_con, (client_ip, client_port) = socket_tcp.accept()print("connection accepted from %s." %client_ip)socket_con.send("welcome to rpi tcp server!")print("receiving package...")###主循环while true: try: data=socket_con.recv(512) if len(data)>0: print("received:%s"%data) socket_con.send(data) time.sleep(1) continue except exception: socket_tcp.close() sys.exit(1) |
computer.py
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import socketimport timeimport sysserver_ip = "192.168.31.151" #树莓派的ip地址server_port = 8888print("starting socket: tcp...")server_addr = (server_ip, server_port)socket_tcp = socket.socket(socket.af_inet, socket.sock_stream)while true: try: print("connecting to server @ %s:%d..." %(server_ip, server_port)) socket_tcp.connect(server_addr) break except exception: print("can't connect to server,try it latter!") time.sleep(1) continueprint("please input:")while true: try: data = socket_tcp.recv(512) if len(data)>0: print("received: %s" % data) command=raw_input() socket_tcp.send(command) time.sleep(1) continue except exception: socket_tcp.close() socket_tcp=none sys.exit(1) |
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。
