handheld/tcp_handheld.py

# tcp 客户端 模拟 发送   信息帧     数据帧  图片帧

import socket
import time

# IP = "39.96.0.224"
IP = "127.0.0.1"
PORT = 7887
ADDRESS = ( IP, PORT )  # 绑定地址

#  改数据
class DataContent:
    # 11 13 55 AA 02 00 00 11 00 00 00 4F 00 01 07 
    info_frame = "11 13 55 AA 02 00 00 11 00 00 00 4F 00 01 07 1703140E313518565D1E51D55605CCE812068CDDC347D0239515000000000000000000000064000000000000000000000000000000000000000000F450F450F4500600000300000000000000000000"
                
    sensor_frame =[       
        # 11 13 55 AA 02 00 10 11 00 00 00 DA 06 02 07
        ' 11 13 55 AA 02 00 10 11 00 00 00 DA 06 02 07 131123600020000000524844557691E700CB054C054A05A10001\
        23A000300700000A07FD062A073707440750074D074C07530759075A07610765076A07720790079107A407C3070709BE0AAC0ABF080F080808270849089E0880094F0BB70F2A1901\
        23A000300600005223CD28242B3830E235813BE9401B46675A3181C68D5C7916715D74C676617658742E71B26C9C674363DA5F1C5E0160F164DF66A262F85AD153764E4F4C014D01\
        23A00030050000EA4D8C4D314DF44D3C4FC250E453BA5E4486B8C5BCECC4D29A96436BFA56734E4B4A55473446364A845140582A5A9C55A54D91465440303C1B3FDE5783718E7001\
        23A00030040000DC565046C140F63D21392E32D12B5B28A226F3253525662366219E20DD1FB11E971DC51C2F1C901B921A6419C21882185818E418181B401DEC1C1D1A3917F71501\
        23A00030030000EE153316F516CA176E18B218CA18B118701845186A1730155913E51314153015E1146C1420147D13C11208128C1128113011BF121614DB12F70F3B0EE50D320E01\
        23A00030020000FD0D3C0D930C470C0D0CB80B710B1E0BCD0A920A560A1F0A000A140A460A3E0AD0097A096C095F092109B60870085F0834082B081C0808080B08DD07B907950701\
        23A000300100007007620755074A0740074C074607460748074A07500758075D0757074F0743075F0756075F0758074F073F07240745076207770756073F072A070907E606D60601\
        23A00030000000F3060F07250722072E07200703070B07EC06FF0619073E07590734071807190719070A07E106DD06F006EC061B072F073E073E07220725070B07F806C806DE0601\
        23A000300700000A07FD062A073707440750074D074C07530759075A07610765076A07720790079107A407C3070709BE0AAC0ABF080F080808270849089E0880094F0BB70F2A1901\
        23A000300600005223CD28242B3830E235813BE9401B46675A3181C68D5C7916715D74C676617658742E71B26C9C674363DA5F1C5E0160F164DF66A262F85AD153764E4F4C014D01\
        23A00030050000EA4D8C4D314DF44D3C4FC250E453BA5E4486B8C5BCECC4D29A96436BFA56734E4B4A55473446364A845140582A5A9C55A54D91465440303C1B3FDE5783718E7001\
        23A00030040000DC565046C140F63D21392E32D12B5B28A226F3253525662366219E20DD1FB11E971DC51C2F1C901B921A6419C21882185818E418181B401DEC1C1D1A3917F71501\
        23A00030030000EE153316F516CA176E18B218CA18B118701845186A1730155913E51314153015E1146C1420147D13C11208128C1128113011BF121614DB12F70F3B0EE50D320E01\
        23A00030020000FD0D3C0D930C470C0D0CB80B710B1E0BCD0A920A560A1F0A000A140A460A3E0AD0097A096C095F092109B60870085F0834082B081C0808080B08DD07B907950701\
        23A000300100007007620755074A0740074C074607460748074A07500758075D0757074F0743075F0756075F0758074F073F07240745076207770756073F072A070907E606D60601\
        23A00030000000F3060F07250722072E07200703070B07EC06FF0619073E07590734071807190719070A07E106DD06F006EC061B072F073E073E07220725070B07F806C806DE0601\
        23A000300700000A07FD062A073707440750074D074C07530759075A07610765076A07720790079107A407C3070709BE0AAC0ABF080F080808270849089E0880094F0BB70F2A1901\
        23A000300600005223CD28242B3830E235813BE9401B46675A3181C68D5C7916715D74C676617658742E71B26C9C674363DA5F1C5E0160F164DF66A262F85AD153764E4F4C014D01\
        23A00030050000EA4D8C4D314DF44D3C4FC250E453BA5E4486B8C5BCECC4D29A96436BFA56734E4B4A55473446364A845140582A5A9C55A54D91465440303C1B3FDE5783718E7001\
        23A00030040000DC565046C140F63D21392E32D12B5B28A226F3253525662366219E20DD1FB11E971DC51C2F1C901B921A6419C21882185818E418181B401DEC1C1D1A3917F71501\
        23A00030030000EE153316F516CA176E18B218CA18B118701845186A1730155913E51314153015E1146C1420147D13C11208128C1128113011BF121614DB12F70F3B0EE50D320E01\
        23A00030020000FD0D3C0D930C470C0D0CB80B710B1E0BCD0A920A560A1F0A000A140A460A3E0AD0097A096C095F092109B60870085F0834082B081C0808080B08DD07B907950701\
        23A000300100007007620755074A0740074C074607460748074A07500758075D0757074F0743075F0756075F0758074F073F07240745076207770756073F072A070907E606D60601\
        23A00030000000F3060F07250722072E07200703070B07EC06FF0619073E07590734071807190719070A07E106DD06F006EC061B072F073E073E07220725070B07F806C806DE0601',
        ]
 
    end_frame =  "11 13 55 AA 02 00 FF 11 00 00 00 00 00 00 00"        #0xFF       

class TcpHandheld(object):
    def __init__(self ):
        super(TcpHandheld, self).__init__()
        self.flag = True
        self.delay_time = 15
        self.recv_times = 10
        self.head = b''
        self.socket = socket.socket( socket.AF_INET, socket.SOCK_STREAM )
        self.socket.setblocking(True)

    def connect(self,):
        print(f"== connect to server : {ADDRESS}")
        self.socket.connect( ADDRESS )        
 
    def disconnect(self,):
        self.socket.close(  )  

    def rcv(self,):
        recv_data = self.socket.recv( 1024 )
        if recv_data == self.head:
            self.flag =True
            time.sleep( 0.01 )       

    def send_rcv(self,buf):
        self.socket.send( buf )
        self.flag = False     
        self.head = buf[:15]
        # 当前接收到数据就不阻塞了，后加数据不对继续阻塞
        try:
            data = self.socket.recv(1024)
            if data != b'':
                print("not empty")
                print(data)
            if data==self.head:
                print(f"recv.... {data}" )
                self.flag = True
                self.head = b''
                time.sleep( 0.1 ) 
        except BlockingIOError as e:
            print(f" 阻塞 中断 ....")
        except KeyboardInterrupt as e:
            print(f" == ctrl +c , exit")


    def send_info(self,):
        buf = bytes.fromhex (DataContent.info_frame)
        self.flag = False     
        self.head = buf[:15]
        print(f"head ....{self.head.hex()}")
        self.send_rcv(buf)     


    def send_data(self,):
        buf = b''
        for i in range( len( DataContent.sensor_frame) ):
            print( "sensorframe..." )
            buf = bytes.fromhex ( DataContent.sensor_frame[i] )
            self.flag = False     
            self.head = buf[:15]
            print(f"head ....{self.head.hex()} ")
            self.send_rcv(buf)  

    def send_end_frame(self,):
        buf = bytes.fromhex (DataContent.end_frame)
        self.flag = False     
        self.head = buf[:15]
        print(f"head ....{self.head.hex()}")
        self.send_rcv(buf) 
 
if __name__ == '__main__':
    # print( bytes.fromhex (DataContent.info_frame) )
    th = TcpHandheld()
    th.connect()

    try : 
        while True:
            th.send_info()

            th.send_data()

            time.sleep( 2)
    except KeyboardInterrupt as e:
        print(e)

    th.disconnect(  )