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WiFi101 : WiFiUDP.beginPacket()


Starts a connection to write UDP data to the remote connection


WiFiUDP.beginPacket(hostName, port);
WiFiUDP.beginPacket(hostIp, port);


hostName: the address of the remote host. It accepts a character string or an IPAddress
hostIp: the IP address of the remote connection (4 bytes)
port: the port of the remote connection (int)


  • 1: if successful
  • 0: if there was a problem with the supplied IP address or port

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