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Message from discussion Query : USB Keyboard
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J T Dsouza  
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 More options Apr 4 2012, 3:35 pm
From: J T Dsouza <jtd1...@gmail.com>
Date: Thu, 5 Apr 2012 01:05:45 +0530
Local: Wed, Apr 4 2012 3:35 pm
Subject: Re: Query : USB Keyboard
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On Wed, Apr 4, 2012 at 6:27 PM, chetan patil <chtpa...@gmail.com> wrote:
> Hi,

> Considering the scenario :

> 1) USB female port is connected to MCU via Rx & Tx at D+ & D-
> 2) Keyboards USB Male port gets attached to above USB Female connector.

> Now if I press a key on Keyboard then a make and brake code will be formed
> and can't the
> MCU just use a loop to scan the code and gather the make brake code and
> with a look up table
> send that to lets say a LCD display ?

> After all its a serial communication.

Why dont you try out and tell us the results. As I said in my previous
mail, all you need is a little bit banging on the D+D- to simulate a USB
HID endpoint.

Also trim the irrelevant portions of your mail and do not top or bottom
post.


 
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