Blackfin & printf()/fprintf()

srs skaflotten@gmail.com
Tue Mar 25 18:56:00 GMT 2008


Sebastian Dressler wrote:
> srs schrieb:
>> Sebastian Dressler wrote:
>>> Hi,
>>>
>>> I'm developing on a Blackfin BF-532 with newlib. When i was trying 
>>> to use
>>> printf() with redirecting stdout to the UART nothing is ever 
>>> printed, same
>>> behavior with fprintf(stdout, ...).
>>>   
>>
>> Does your port fflush upon exit? If not, try that, or fflush manually 
>> in your program (or add a \n).
>>
>> Regards,
>> Stein Roger
>
> Hi,
>
> When is add a "\n" also nothing happens. Is it possible, that printf 
> doesn't accepts the "UART-File" and thinks it is read-only?
>
> Regards
>

Not sure, but you could also try unbuffered output:

    setbuf(stdout, NULL);

/Stein Roger



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