Herbert Graf wrote:
> On Fri, 2006-09-08 at 11:36 -0700, Bob Axtell wrote:
>   
>> Wouter van Ooijen wrote:
>>     
>>>> Does anyone here provides these kind of boards? I
>>>> looked through Wouter and Olin boards and found that
>>>> they support serial connection.
>>>>     
>>>>         
>>> (snip)
>>>
>>> I have no USB board, but it might be a nice addition. Can you give more
>>> specs about what you woulde want? No requirement to buy the (possible)
>>> result, and no gurantee that it will fit your specs :)
>>>
>>>   
>>>       
>> Hands down, the easiest way to get to USB convenience is to use the new 
>> FTDI FT232R. It is a
>> Tssop28 device with MANY features, including 6/12/24Mhz clock output, 
>>     
>
> I'd agree with you, except for what you have right there, the TSOP28
> package.
>   
I am almost crippled with diabetic neuropathy, and I am able to solder 
it OK. I just blob it up with
a layer of flux, then remove the excess.
> This certainly causes this chip the fall from the graces of being
> "easiest" since it pretty much requires a PCB to be made. Since much of
> my prototyping is done before a PCB every gets made this makes it a
> difficult choice. 
>
> Ignoring that, FTDI is pretty good. I have one of their 32pin TQFP parts
> on a board here, an FT245. It was a breeze to get working. Simply
> followed the datasheet with regards to layout and support circuitry.
> Soldered it down, plugged it into my linux box, started up minicom and
> it was working. Couldn't have been easier. Windows was only slightly
> "harder" since I actually had to download the driver (linux has it built
> in).
>   
This component, because of the EEPROM text feature, allows the 
application to search for a
code word embedded in the text. It then KNOWS what comm port the product 
is on. Works well.

--Bob

> TTYL
>
>   

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