usb connection

  1. CorryWestSide

    Android Question Usb IrDa Dongle implement Idea

    Hi, with this post i wanna ask you if theres is a way to implement a Usb IrDa Dongle device comunication. Actually my idea is very simple, make an app that uses the USB connection with InfraRed Tecnology for communicate with a my vending machine port for recover sales data and then analys the...
  2. N

    Android Question Epson commands - USB Connection

    Hello, I have an USB printer connecting to my device. I made a connection using Usbmanager.OpenDevice() and everytime I call a BulkTransfer command my thermal printer prints my string. I want to use ESC/POS commands so I can modify by my willing the printing text. Do you have any tip?
  3. Soheyl

    Android Question When plugin charger activity is going refresh

    Hello Everyone I have a problem with B4A When I plug in the battery charger, the activity reloads without any event! My meaning is on default new project, before any change. I attached a project example. Connect by Cable and try to plug and unplug. Watch Video on Youtube Any guess? thanks
  4. M

    Android Question B4A adb.exe doesn't start

    Hello, i use B4A for years (on new PC from 6.5 on) and had never problems with IDE. Now B4A bridge and usb connection don't work any more. First reaction was to turn off Norton anty virus. Then i reinstall everything again as described in https://www.b4x.com/b4a.html Than i took my old reserve...
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