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I am assigned to use WebBluetooth functionality to connect to a Bluetooth BLE Printer and do some PRINTING.

Upon reading documentations, i figured that the way to do this is through some web bluetooth libraries that will enable you to CONNECT -> DISCOVER SERVICE -> DISCOVER CHARACTERISTIC and operate the manipulation on that.

My problem is to access these, in sample codes i see they put HEX characters for filtering.

My question now is, how do i know the CHARACTERISTICS UUIDs and SERVICE UUIDs on my BLE Printer so that i can control it to do some printing?

I would really appreciate any inputs regarding this.

Mike
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