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We can build one for you . Anyhow here are some options which you can try for commercial use -
https://www.acmesystems.it/aria , Have USB + ethernet , design a base board with WiFi and SD card and you are done.
**broken link removed** , Same as above needs baseboard design...
In short its a huge task, i have not seen one implementation yet. The simple chhep BT Dongle does not have any intelligence and its all controlled by the BT stack which is on the PC. So if you can do this stack on the uC u will be able to communicate.
You can always get BT to serial modules...
I will be using VUSB driver on ATmel AVR side and use the normal Atmega series as a place to store data.
The USB interface will 1.1 though slow is good enough for me. LibUSB driver on the PC side ( Linux / Windows / Mac support ).
Im curious if any problems will be faced ... or any better ways...
Hello
I need to build a kind of pen drive with ability to store say max 10 Kb of data. The data is critical in nature.
As i am already clued with AVR's i am of the opinion , a simple AVR based circuit with USB boot loader would do the trick.
The bootloader would allow me to read and write on...
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