Re: [avrdude-dev] Support for Altera Byte Blaster

[Volkmar Dierkes]

Joerg,

On Sun, 23 Mar 2003 20:40:40 +0100, Joerg Wunsch wrote:

> As Volkmar Dierkes wrote:
>
>> I tried to integrate this type of programmer to avrdude, but I am 
>> not successfull because the Byte Blaster has a special io pin which 
>> have to be on low level for the whole time where avrdude is 
>> accessing the atmel mcu. I didn't found such a pin definition in 
>> avrdude.
>
> "buff" should be possible.  It's used by those dongles that have an
> internal buffer/driver chip to enable the driver.  Since these driver
> chips have low-active enable pins, i think that's what you want.
>
> And it seems it's another bit that's not documented on top...

Thanks for that information. I tried it, but I got an error because 
buff must be one of the pins from the range 2-9. But the Byte 
Blaster is expecting this function on pin 14. And additional to pin 
14 there is another output possible: pin 16.

Volkmar