@kidswong999 好的
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bnly
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连接上wifi扩展板之后运行程序,其他设备识别不到OPENMV_AP热点是什么原因
# MJPEG Streaming AP. # # This example shows off how to do MJPEG streaming in AccessPoint mode. # Chrome, Firefox and MJpegViewer App on Android have been tested. # Connect to OPENMV_AP and use this URL: http://192.168.1.1:8080 to view the stream. import sensor, image, time, network, usocket, sys SSID ='OPENMV_AP' # Network SSID KEY ='1234567890' # Network key (must be 10 chars) HOST = '' # Use first available interface PORT = 8080 # Arbitrary non-privileged port # Reset sensor sensor.reset() sensor.set_framesize(sensor.QQVGA) sensor.set_pixformat(sensor.GRAYSCALE) # Init wlan module in AP mode. wlan = network.WINC(mode=network.WINC.MODE_AP) wlan.start_ap(SSID, key=KEY, security=wlan.WEP, channel=2) print("AP mode started. SSID: {} IP: {}".format(SSID, wlan.ifconfig()[0])) # You can block waiting for client to connect #print(wlan.wait_for_sta(10000)) def start_streaming(s): print ('Waiting for connections..') client, addr = s.accept() # set client socket timeout to 2s client.settimeout(2.0) print ('Connected to ' + addr[0] + ':' + str(addr[1])) # Read request from client data = client.recv(1024) # Should parse client request here # Send multipart header client.send("HTTP/1.1 200 OK\r\n" \ "Server: OpenMV\r\n" \ "Content-Type: multipart/x-mixed-replace;boundary=openmv\r\n" \ "Cache-Control: no-cache\r\n" \ "Pragma: no-cache\r\n\r\n") # FPS clock clock = time.clock() # Start streaming images # NOTE: Disable IDE preview to increase streaming FPS. while (True): clock.tick() # Track elapsed milliseconds between snapshots(). frame = sensor.snapshot() cframe = frame.compressed(quality=35) header = "\r\n--openmv\r\n" \ "Content-Type: image/jpeg\r\n"\ "Content-Length:"+str(cframe.size())+"\r\n\r\n" client.send(header) client.send(cframe) print(clock.fps()) while (True): # Create server socket s = usocket.socket(usocket.AF_INET, usocket.SOCK_STREAM) try: # Bind and listen s.bind([HOST, PORT]) s.listen(5) # Set server socket timeout # NOTE: Due to a WINC FW bug, the server socket must be closed and reopened if # the client disconnects. Use a timeout here to close and re-create the socket. s.settimeout(3) start_streaming(s) except OSError as e: s.close() print("socket error: ", e) #sys.print_exception(e)