1. walterf25

    B4J Question COM Port (Serial) Proper Way to Close and Re-Open

    Hi Everyone, I am using the Jserial library to communicate with a device, this device enumerates 3 different COM Ports but only one can be open to communicate with the device, the other two are for debugging purposes, so far everything works as expected, however I had the need to come up with a...
  2. GvD

    Android Question After AStreams.Close and Socket1.Close the Connection is still alive

    i tried your first example with aStreams and an esp8266 sending data through "client.connect"; "client.println(...)"; and "client.stop();". It works fine. The mobile receives all data. But when i close the app - the connection still stays alive. After starting the app again - it crashes and...