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Nikolay Karlov2014-03-01 09:11:21
Bluetooth
Nikolay Karlov, 2014-03-01 09:11:21

How to make a wireless mouse out of a regular mouse?

Good day to all!
Lately, I've been bitten by the idea of ​​converting my trusty wired mouse into a bluetooth one so that you can connect it to the netbook's built-in bluetooth. Attempts to find a ready-made solution in Google gave nothing. A cursory acquaintance with usb suggested that it is best to use a microcontroller with a usb host function for this purpose, which, when turned on, could initialize the mouse controller and the bluetooth module, and then establish data transfer from one to another.
In this regard, I have a few questions for the respected community:
1) What is the best MK for this purpose?
2) What is better to use to communicate with a netbook - a bluetooth dongle or some more highly specialized bluetooth module?
3) If you use a bluetooth dongle, is it necessary to select an MK with two usb hosts, or can you just switch the mouse controller to PS / 2 mode?
UPD: thanks to the user Taekun, he suggested the main direction in which to dig to implement the idea: habrahabr.ru/sandbox/22768, because devboard with NXP LPC1768 is relatively inexpensive - 700 rubles.
However, if you have experience in this matter, or useful thoughts on the choice of microcontrollers, please report here, I will be very grateful to you.
Please restrain yourself from advice like "cheaper ready to buy" or "waste of time".

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3 answer(s)
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Taekun, 2014-03-01
@Taekun

... do not do nonsense ....,
... it will come out cheaper .....,
... wasted time .....,
I have a question: and it didn’t occur to anyone what a person can do term paper, or fulfills the order? I'm just saying why so categorically?
And in general, our Runet is killing me, for any question there are a lot of comments with one context: "... don't torture yourself, buy ready-made ...", I just know for myself that with such questions, if you turn to it, it's best to western forums and projects. There, the guys are happy to give advice on the merits and not just unsubscribe like "... this is a crazy idea" or "... why invent another bicycle ..", when the question arises of inventing the next bicycle, then in thoughts more often not to do this but to understand how it is done and what difficulties arise in doing so. those. most often it is purely educational idea.
It's just that in this particular case, the person asked a specific question: ".. how to do it? ..", and not a request to dissuade me from this. Maybe he is engaged in microelectronics and was tinkering with MK before, and in order for self-learning to be productive (as we all know) you need to learn on a specific task, he came up with one for himself. And instead of help and advice on the case, we advise him: "do not train your brains, buy a ready-made one."
Something like that. And I apologize for off-topic thoughts and emotions!

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NetBUG, 2014-03-07
@NetBUG

In pursuit of Taekun:
you can use the HC-06 as a Bluetooth debugging chip (see habrahabr.ru/post/125214 ), there is an example for a wireless mouse in the BlueLab documentation for it.
But in a good way, it would be more logical to throw out the regular USB chip from the mouse and hang the sensor and keys directly on the CSR chip ..
The task is interesting, but it is beautifully difficult to solve.
Industrial solutions use special chips (for example, STM32Wxxx or solutions from Broadcom), to which sensors are connected directly.

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Dmitry Bondarenko, 2014-04-16
@bondarenkod

en.wikipedia.org/wiki/Wireless_USB maybe something like that? You, as I think, in the simplest version, you need to connect the connection to the computer by air. In this case, you can even put a connector on a mouse, and use it both as cable and via bluetooth)

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