Perhaps you have not understood what we are trying to tell you. To use this scanner with Uno you must have a USB host shield.
The alternatives are to use a type of Arduino with USB host capability built-in. Or use a Raspberry Pi perhaps.
Perhaps you have not understood what we are trying to tell you. To use this scanner with Uno you must have a USB host shield.
The alternatives are to use a type of Arduino with USB host capability built-in. Or use a Raspberry Pi perhaps.