[amsat-bb] Re: OLPC Serial Port built-in...

[Peter Guelzow]

As I wrote in my original post:

There is in fact a serial port for development, which can be used..
more here:   http://wiki.laptop.org/go/Serial_adapters


So no need to bit banging...   


73s Peter


Robert Bruninga wrote:
>>> Does the OLPC have a serial port?
>>>       
>> No. but it does have 3 x USB... and a sound card.
>>     
>
> But since the sound card has been shown to have a DC input
> capability, it would seem that it could be used as an RS-232
> serial port too.  Just a little bit-banger software...
>
> The output might not have enough swing to drive other devices,
> but the input should work.  That would be a great capability...
> For backward compatibility with RS-232 devices out there...  A
> good project for someone...
>
>
>