[En-Nut-Discussion] programming with stk500

[Sebastian Schucht]

Thank you for your answer
Am Dienstag, 26. Oktober 2004 13:13 schrieb Harald Kipp:
> Hello Sebastian,
>
> You're obviously talking about Ethernut 1.3 Rev-F or earlier.
> When using the STK500, this board requires to set JP4 during
> programming. Or pressing the reset button, like you did.

The Jumper J4 is set and if i press the reset button the Programming prozess 
looks fine but if unmount the jumper and starting up the board to run the 
application the old appliaction starts. It seams as has the programming 
prozess no effect. 

> Reason is, that the STK500 doesn't provide the PROG ENABLE
> signal.

I think seting the Jumper J4 set the Programming mode, isnt it?

> Ethernut 1.3 Rev-G doesn't require PROG ENABLE, but uses the
> RESET signal to disable the RS232 driver.

If i have this board whitch consequences are resulting for the programming 
prozess?

> Harald
>
> At 11:06 26.10.2004 +0200, you wrote:
> >Hallo,
> >
> >I use the stk500 board to programm the ethernut 1.3 over the 10 Pin
> > ISP-Port. I have mount the jumper near the ISP port and running uisp on
> > linux.
> >
> >uisp -dprog=stk500 -dserial=/dev/ttyS0 -dspeed=115200 -dpart=atmega128
> >--erase
> >--upload if=httpserv.hex
> >Firmware Version: 1.15
> >Failed to enter programming mode.
> >make: *** [burn] Fehler 2
> >
> >if i press the reset button on the ethernut during the programming process
> >the
> >run looks fine but if i reset the bord the old appliaction starts.
> >
> >thanks for your help
> >
> >Sebastian Schucht
>
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Sebastian Schucht
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