SOLVED!!!

Pull-up was the culprit! Added a resistor, works just fine... :-)

Regards,

-- 
Chetan Bhargava
Web: http://www.bhargavaz.net
Blog: http://microz.blogspot.com


On 5/8/05, Chetan Bhargava <cbhargava@gmail.com> wrote:
> Hi,
> 
> I'm trying to use PB5 on Tiny11 but am running into problems. I'm
> experimenting with AVR305 application note and instead of PB0 I would
> like to use PB5 as it is an input only pin. I'm also inverting the
> received bits in software as I'm connecting the input pin to RS232
> using a 100k resistor and there is no inverter in between. The program
> works using PB0 as RxD but doesn't work when I use PB5 as RxD :-(
> 
> I have disabled the reset pin using the fuse.
> 
> Is there any special init procedure to enable PB5?

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